Attachment 189609 Details for Bug 337930 – JPQL Content assist support

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JPQL Content assist support

jpql.dali.patch.2011.02.23 (text/plain), 136.09 KB, created by Pascal Filion

on 2011-02-23 10:55:27 EST

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Creator: Pascal Filion

Created: 2011-02-23 10:55:27 EST

Size: 136.09 KB

patch

obsolete

>### Eclipse Workspace Patch 1.0
>#P org.eclipse.jpt.jpa.core
>Index: META-INF/MANIFEST.MF
>===================================================================
>RCS file: /cvsroot/webtools/org.eclipse.jpa/components/jpa/plugins/org.eclipse.jpt.jpa.core/META-INF/MANIFEST.MF,v
>retrieving revision 1.2
>diff -u -r1.2 MANIFEST.MF
>--- META-INF/MANIFEST.MF	7 Feb 2011 16:41:27 -0000	1.2
>+++ META-INF/MANIFEST.MF	23 Feb 2011 15:54:04 -0000
>@@ -25,6 +25,7 @@
>  org.eclipse.jst.common.project.facet.core;bundle-version="[1.3.100,2.0.0)",
>  org.eclipse.jst.j2ee;bundle-version="[1.1.200,2.0.0)",
>  org.eclipse.jst.j2ee.core;bundle-version="[1.1.200,2.0.0)",
>+ org.eclipse.persistence.utils.jpa.query;bundle-version="1.0.0",
>  org.eclipse.wst.common.emf;bundle-version="[1.1.200,2.0.0)",
>  org.eclipse.wst.common.emfworkbench.integration;bundle-version="[1.1.200,2.0.0)",
>  org.eclipse.wst.common.frameworks;bundle-version="[1.1.200,2.0.0)",
>@@ -62,6 +63,7 @@
>  org.eclipse.jpt.jpa.core.internal.jpa2.resource.java;x-internal:=true,
>  org.eclipse.jpt.jpa.core.internal.jpa2.resource.java.binary;x-internal:=true,
>  org.eclipse.jpt.jpa.core.internal.jpa2.resource.java.source;x-internal:=true,
>+ org.eclipse.jpt.jpa.core.internal.jpql;x-friends:="org.eclipse.jpt.jpa.ui",
>  org.eclipse.jpt.jpa.core.internal.libprov;x-internal:=true,
>  org.eclipse.jpt.jpa.core.internal.libval;x-internal:=true,
>  org.eclipse.jpt.jpa.core.internal.operations;x-internal:=true,
>Index: property_files/jpa_jpql_validation.properties
>===================================================================
>RCS file: property_files/jpa_jpql_validation.properties
>diff -N property_files/jpa_jpql_validation.properties
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ property_files/jpa_jpql_validation.properties	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,481 @@
>+################################################################################
>+# Copyright (c) 2011 Oracle. All rights reserved.
>+# This program and the accompanying materials are made available under the
>+# terms of the Eclipse Public License v1.0, which accompanies this distribution
>+# and is available at http://www.eclipse.org/legal/epl-v10.html.
>+# 
>+# Contributors:
>+#     Oracle - initial API and implementation
>+################################################################################
>+
>+// AbsExpression - Grammar
>+ABS_EXPRESSION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+ABS_EXPRESSION_MISSING_EXPRESSION = The encapsulated expression must be provided for an ABS expression.
>+ABS_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the ABS expression.
>+ABS_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the ABS expression.
>+// AbsExpression - Semantic
>+ABS_EXPRESSION_INVALID_NUMERIC_EXPRESSION = The encapsulated expression is not a valid numeric expression.
>+
>+// AbstractFromClause - Grammar
>+ABSTRACT_FROM_CLAUSE_IDENTIFICATION_VARIABLE_DECLARATION_ENDS_WITH_COMMA = The FROM clause cannot end with a comma.
>+ABSTRACT_FROM_CLAUSE_IDENTIFICATION_VARIABLE_DECLARATION_IS_MISSING_COMMA = The FROM clause has ''{0}'' and ''{1}'' that are not separated by a comma.
>+ABSTRACT_FROM_CLAUSE_MISSING_IDENTIFICATION_VARIABLE_DECLARATION = The FROM clause must defined at least one identification variable declaration.
>+ABSTRACT_FROM_CLAUSE_WRONG_ORDER_OF_IDENTIFICATION_VARIABLE_DECLARATION = The identification variable ''{0}'' is declared after its usage. Identification variables are evaluated from left to right.
>+
>+// AbstractPathExpression - Grammar
>+ABSTRACT_PATH_EXPRESSION_CANNOT_END_WITH_COMMA = A path expression cannot end with a comma.
>+ABSTRACT_PATH_EXPRESSION_MISSING_IDENTIFICATION_VARIABLE = A path expression must start with an identification variable.
>+
>+// AbstractSchemaName - Grammar
>+ABSTRACT_SCHEMA_NAME_INVALID = The abstract schema type ''{0}'' is unknown.
>+ABSTRACT_SCHEMA_NAME_NOT_RESOLVABLE = ''{0}'' cannot be resolved to a type.
>+// AbstractSchemaName - Semantic
>+PATH_EXPRESSION_NOT_RELATIONSHIP_MAPPING = The derived path ''{0}'' does not represent an association field.
>+
>+// AbstractSelectClause - Grammar
>+ABSTRACT_SELECT_CLAUSE_SELECT_EXPRESSION_ENDS_WITH_COMMA = The select expression cannot end with a comma.
>+ABSTRACT_SELECT_CLAUSE_SELECT_EXPRESSION_IS_MISSING_COMMA = The SELECT clause has ''{0}'' and ''{1}'' that are not separated by a comma.
>+ABSTRACT_SELECT_CLAUSE_SELECT_EXPRESSION_MALFORMED = The select expression is malformed.
>+ABSTRACT_SELECT_CLAUSE_SELECT_MISSING_EXPRESSION = The select expression is missing from the SELECT clause.
>+
>+// AbstractSelectStatement - Grammar
>+ABSTRACT_SELECT_STATEMENT_FROM_CLAUSE_MSSING = A select statement must have a FROM clause.
>+
>+// AdditionExpression - Semantic
>+ADDITION_EXPRESSION_LEFT_EXPRESSION_WRONG_TYPE = The left side of the addition is not a valid arithmetic expression.
>+ADDITION_EXPRESSION_RIGHT_EXPRESSION_WRONG_TYPE = The right side of the addition is not a valid arithmetic expression.
>+
>+// AllOrAnyExpression - Grammar
>+ALL_OR_ANY_EXPRESSION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+ALL_OR_ANY_EXPRESSION_MISSING_EXPRESSION = The subquery must be provided for an {0} expression.
>+ALL_OR_ANY_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the {0} expression.
>+ALL_OR_ANY_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the {0} expression.
>+ALL_OR_ANY_EXPRESSION_NOT_PART_OF_COMPARISON_EXPRESSION = The {0} expression must be part of a comparison expression.
>+
>+// ArithmeticFactor - Grammar
>+ARITHMETIC_FACTOR_MISSING_EXPRESSION = An arithmetic factor must be followed by an expression.
>+// ArithmeticFactor - Semantic
>+ARITHMETIC_FACTOR_INVALID_EXPRESSION = The expression must be an arithmetic expression.
>+
>+// ArithmeticExpression - Grammar
>+ARITHMETIC_EXPRESSION_INVALID_LEFT_EXPRESSION = The left expression is not an arithmetic expression.
>+ARITHMETIC_EXPRESSION_INVALID_RIGHT_EXPRESSION = The right expression is not an arithmetic expression.
>+ARITHMETIC_EXPRESSION_MISSING_LEFT_EXPRESSION = The left expression is missing from the arithmetic expression.
>+ARITHMETIC_EXPRESSION_MISSING_RIGHT_EXPRESSION = The right expression is missing from the arithmetic expression.
>+
>+// AvgFunction - Grammar
>+AVG_FUNCTION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+AVG_FUNCTION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the AVG expression.
>+AVG_FUNCTION_MISSING_EXPRESSION = The encapsulated expression must be provided for an AVG expression.
>+AVG_FUNCTION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the AVG expression.
>+// AvgFunction - Semantic
>+AVG_FUNCTION_INVALID_NUMERIC_EXPRESSION = The encapsulated expression is not a valid numeric expression.
>+
>+// BetweenExpression - Grammar
>+BETWEEN_EXPRESSION_MISSING_EXPRESSION = The result expression is missing from the BETWEEN expression.
>+BETWEEN_EXPRESSION_MISSING_LOWER_BOUND_EXPRESSION = The lower bound expression is missing from the BETWEEN expression.
>+BETWEEN_EXPRESSION_MISSING_AND = The identifier AND is missing from the BETWEEN expression.
>+BETWEEN_EXPRESSION_MISSING_UPPER_BOUND_EXPRESSION = The upper bound expression is missing from the BETWEEN expression.
>+// BetweenExpression - Semantic
>+BETWEEN_EXPRESSION_WRONG_TYPE = The expression's type and the lower and upper bound expressions' type have to be the same type.
>+
>+// CaseExpression - Grammar
>+CASE_EXPRESSION_MISSING_ELSE_EXPRESSION = A CASE expression must have an ELSE expression.
>+CASE_EXPRESSION_MISSING_ELSE_IDENTIFIER = The identifier ELSE is missing from the CASE expression.
>+CASE_EXPRESSION_MISSING_END_IDENTIFIER = The identifier END is missing from the CASE expression.
>+CASE_EXPRESSION_MISSING_WHEN_CLAUSE = A CASE expression must define at least one WHEN clause.
>+CASE_EXPRESSION_WHEN_CLAUSES_END_WITH_COMMA = The WHEN clauses cannot end with a comma.
>+CASE_EXPRESSION_WHEN_CLAUSES_HAS_COMMA = Two WHEN clauses cannot be separated by a comma.
>+
>+// CoalesceExpression - Grammar
>+COALESCE_EXPRESSION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+COALESCE_EXPRESSION_MISSING_EXPRESSION = The encapsulated expressions must be provided for a COALESCE expression.
>+COALESCE_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the COALESCE expression.
>+COALESCE_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the COALESCE expression.
>+
>+// CollectionMemberExpression - Grammar
>+COLLECTION_MEMBER_EXPRESSION_MISSING_ENTITY_EXPRESSION = A collection member expression must define an entity expression.
>+COLLECTION_MEMBER_EXPRESSION_MISSING_COLLECTION_VALUED_PATH_EXPRESSION = A collection member expression must define a collection valued path expression.
>+// CollectionMemberExpression - Semantic
>+COLLECTION_MEMBER_EXPRESSION_EMBEDDABLE = An embeddable type is not supported.
>+
>+// CollectionMemberDeclaration - Grammar
>+COLLECTION_MEMBER_DECLARATION_MISSING_COLLECTION_VALUED_PATH_EXPRESSION = The collection-valued path expression is missing from the collection member declaration.
>+COLLECTION_MEMBER_DECLARATION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the collection member declaration.
>+COLLECTION_MEMBER_DECLARATION_MISSING_IDENTIFICATION_VARIABLE = An identification variable must be specified for a collection member declaration.
>+COLLECTION_MEMBER_DECLARATION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the collection member declaration.
>+
>+// CollectionValuedPathExpression - Semantic
>+COLLECTION_VALUED_PATH_EXPRESSION_NOT_RESOLVABLE" ,     "The collection-valued path ''{0}'' cannot be resolved to a valid association field.
>+COLLECTION_VALUED_PATH_EXPRESSION_NOT_COLLECTION_TYPE = The collection-valued path ''{0}'' must resolve to an association field.
>+
>+// ComparisonExpression - Grammar
>+COMPARISON_EXPRESSION_MISSING_LEFT_EXPRESSION = A comparison expression must define the left side of the comparison.
>+COMPARISON_EXPRESSION_MISSING_RIGHT_EXPRESSION = A comparison expression must define the right side of the comparison.
>+// ComparisonExpression - Semantic
>+COMPARISON_EXPRESSION_WRONG_COMPARISON_TYPE = The left and right expressions' type must be of the same type.
>+
>+// ConcatExpression - Grammar
>+CONCAT_EXPRESSION_INVALID_EXPRESSION = The expression ''{0}'' is not valid expression.
>+CONCAT_EXPRESSION_MISSING_EXPRESSION = The encapsulated expression is missing from the CONCAT expression.
>+CONCAT_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the CONCAT expression.
>+CONCAT_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the CONCAT expression.
>+// ConcatExpression - Semantic
>+CONCAT_EXPRESSION_EXPRESSION_WRONG_TYPE = The expression ''{0}'' is not a String.
>+
>+// ConstructorExpression - Grammar
>+CONSTRUCTOR_EXPRESSION_CONSTRUCTOR_ITEM_ENDS_WITH_COMMA = The constructor items cannot end with a comma.
>+CONSTRUCTOR_EXPRESSION_CONSTRUCTOR_ITEM_IS_MISSING_COMMA = The constructor expression has two constructor items (''{0}'' and ''{1}'') that are not separated by a comma.
>+CONSTRUCTOR_EXPRESSION_MISSING_CONSTRUCTOR_ITEM = A constructor expression must define at least one constructor item.
>+CONSTRUCTOR_EXPRESSION_MISSING_CONSTRUCTOR_NAME = The fully qualified class name must be specified.
>+CONSTRUCTOR_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the constructor expression.
>+CONSTRUCTOR_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the constructor expression.
>+// ConstructorExpression - Semantic
>+CONSTRUCTOR_EXPRESSION_MISMATCHED_PARAMETER_TYPES = No constructors can be found that match the argument types.
>+CONSTRUCTOR_EXPRESSION_UNKNOWN_TYPE = ''{0}'' cannot be resolved to a type.
>+
>+// CountFunction - Grammar
>+COUNT_FUNCTION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+COUNT_FUNCTION_MISSING_EXPRESSION = The encapsulated expression must be provided for a COUNT expression.
>+COUNT_FUNCTION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the COUNT expression.
>+COUNT_FUNCTION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the COUNT expression.
>+// CountFunction - Semantic
>+COUNT_FUNCTION_DISTINCT_EMBEDDABLE = The use of DISTINCT is not supported for arguments of embeddable types.
>+
>+// DateTime - Grammar
>+DATE_TIME_JDBC_ESCAPE_FORMAT_INVALID_SPECIFICATION = The JDBC escape format does not start with either 'd', 't' or 'ts'.
>+DATE_TIME_JDBC_ESCAPE_FORMAT_MISSING_CLOSE_QUOTE = The JDBC escape format is missing the close quote.
>+DATE_TIME_JDBC_ESCAPE_FORMAT_MISSING_OPEN_QUOTE = The JDBC escape format is missing the open quote.
>+DATE_TIME_JDBC_ESCAPE_FORMAT_MISSING_RIGHT_CURLY_BRACE = The JDBC escape format is missing the right curly brace.
>+
>+// DeleteClause - Grammar
>+DELETE_CLAUSE_FROM_MISSING = The identifier FROM is missing from the DELETE FROM clause.
>+DELETE_CLAUSE_MULTIPLE_RANGE_VARIABLE_DECLARATION = Only one entity abstract schema type can be defined.
>+DELETE_CLAUSE_RANGE_VARIABLE_DECLARATION_MALFORMED = The entity abstract schema type declaration is malformed.
>+DELETE_CLAUSE_RANGE_VARIABLE_DECLARATION_MISSING = A DELETE clause must define an entity abstract schema type.
>+
>+// DivisionExpression - Semantic
>+DIVISION_EXPRESSION_LEFT_EXPRESSION_WRONG_TYPE = The left side of the division is not a valid arithmetic expression.
>+DIVISION_EXPRESSION_RIGHT_EXPRESSION_WRONG_TYPE = The right side of the division is not a valid arithmetic expression.
>+
>+// EclipseLinkQueryBuilder - Validation
>+ECLIPSE_LINK_QUERY_BUILDER_GRAMMAR_VALIDATOR_ERROR_MESSAGE = Syntax error parsing the query [{0}]. {1}
>+ECLIPSE_LINK_QUERY_BUILDER_SEMANTIC_VALIDATOR_ERROR_MESSAGE = Problem compiling the query [{0}]. {1}
>+
>+// EncapsulatedIdentificationVariableExpression - Semantic
>+ENCAPSULATED_IDENTIFICATION_VARIABLE_EXPRESSION_NOT_MAP_VALUED = The {0} operator may only be applied to identification variables that correspond to map-valued associations or map-valued element collections.
>+
>+// EmptyCollectionComparisonExpression - Grammar
>+EMPTY_COLLECTION_COMPARISON_EXPRESSION_MISSING_EXPRESSION = The collection valued path expression must be defined.
>+
>+// EntityTypeLiteral - Semantic
>+ENTITY_TYPE_LITERAL_NOT_RESOLVABLE = ''{0}'' cannot be resolved to a type.
>+
>+// EntryExpression - Grammar
>+ENTRY_EXPRESSION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+ENTRY_EXPRESSION_MISSING_EXPRESSION = An identification variable must be provided for an ENTRY expression.
>+ENTRY_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the ENTRY expression.
>+ENTRY_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the ENTRY expression.
>+
>+// ExistsExpression - Grammar
>+EXISTS_EXPRESSION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+EXISTS_EXPRESSION_MISSING_EXPRESSION = A subquery must be provided for an EXISTS expression.
>+EXISTS_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the EXISTS expression.
>+EXISTS_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the EXISTS expression.
>+
>+// FuncExpression - Grammar
>+FUNC_EXPRESSION_MISSING_FUNCTION_NAME = The SQL function name must be specified.
>+FUNC_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the FUNC expression.
>+FUNC_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the FUNC expression.
>+
>+// GroupByClause - Grammar
>+GROUP_BY_CLAUSE_GROUP_BY_ITEM_ENDS_WITH_COMMA = The select expression cannot end with a comma.
>+GROUP_BY_CLAUSE_GROUP_BY_ITEM_IS_MISSING_COMMA = The GROUP BY clause has ''{0}'' and ''{1}'' that are not separated by a comma.
>+GROUP_BY_CLAUSE_GROUP_BY_ITEM_MISSING = The grouping item is missing from the GROUP BY clause.
>+
>+// HavingClause - Grammar
>+HAVING_CLAUSE_INVALID_CONDITIONAL_EXPRESSION = The expression is not a valid conditional expression.
>+HAVING_CLAUSE_MISSING_CONDITIONAL_EXPRESSION = The conditional expression is missing from the HAVING clause.
>+
>+// IdentificationVariable - Grammar
>+IDENTIFICATION_VARIABLE_INVALID_DUPLICATE = The identification variable ''{0}'' cannot be declared more than once.
>+IDENTIFICATION_VARIABLE_INVALID_JAVA_IDENTIFIER = The identification variable ''{0}'' is not following the rules for a Java identifier.
>+IDENTIFICATION_VARIABLE_INVALID_RESERVED_WORD = The identification variable ''{0}'' cannot be a reserved word.
>+// IdentificationVariable - Semantic
>+IDENTIFICATION_VARIABLE_ENTITY_NAME = An identification variable must not have the same name as any entity in the same persistence unit.
>+IDENTIFICATION_VARIABLE_INVALID_NOT_DECLARED = The identification variable ''{0}'' is not defined in the FROM clause.
>+
>+// IdentificationVariableDeclaration - Grammar
>+IDENTIFICATION_VARIABLE_DECLARATION_MISSING_RANGE_VARIABLE_DECLARATION = The range variable declaration must be specified.
>+
>+// IndexExpression - Grammar
>+INDEX_EXPRESSION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+INDEX_EXPRESSION_MISSING_EXPRESSION = An identification variable must be provided for an INDEX expression.
>+INDEX_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the INDEX expression.
>+INDEX_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the INDEX expression.
>+// IndexExpression - Semantic
>+INDEX_EXPRESSION_WRONG_VARIABLE = The identification variable ''{0}'' does not represent an association or element collection.
>+
>+// InExpression - Grammar
>+IN_EXPRESSION_IN_ITEM_ENDS_WITH_COMMA = The items cannot end with a comma.
>+IN_EXPRESSION_IN_ITEM_IS_MISSING_COMMA = The IN expression has ''{0}'' and ''{1}'' that are not separated by a comma.
>+IN_EXPRESSION_MALFORMED_EXPRESSION = The IN expression does not have a valid state field path expression or TYPE expession.
>+IN_EXPRESSION_MISSING_IN_ITEMS = A least one item must be defined for the IN expression.
>+IN_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the IN expression.
>+IN_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the IN expression.
>+IN_EXPRESSION_MISSING_EXPRESSION = A state field path expression or TYPE expression must be defined.
>+
>+// InputParameter - Grammar
>+INPUT_PARAMETER_JAVA_IDENTIFIER = The named input parameter ''{0}'' is not following the rules for a Java identifier.
>+INPUT_PARAMETER_MISSING_PARAMETER = The parameter value is missing from the input parameter.
>+INPUT_PARAMETER_MIXTURE = Named and positional input parameters must not be mixed in a single query.
>+INPUT_PARAMETER_NOT_INTEGER = The positional input parameter ''{0}'' cannot use non-Integer characters.
>+INPUT_PARAMETER_SMALLER_THAN_ONE = The number used for the positional input parameter ''{0}'' must be greater than 0.
>+INPUT_PARAMETER_WRONG_CLAUSE_DECLARATION = Input parameters can only be used in the WHERE clause or HAVING clause of a query.
>+
>+// Join - Grammar
>+JOIN_MISSING_IDENTIFICATION_VARIABLE = An identification variable must be defined for a JOIN expression.
>+JOIN_MISSING_JOIN_ASSOCIATION_PATH = The join association path is missing from the JOIN expression.
>+
>+// JoinFetch - Grammar
>+JOIN_FETCH_MISSING_JOIN_ASSOCIATION_PATH = The join association path is missing from the JOIN FETCH expression.
>+JOIN_FETCH_WRONG_CLAUSE_DECLARATION = JOIN FETCH expressions cannot be used in a FROM clause of a subquery.
>+
>+// JPQLExpression - Grammar
>+JPQL_EXPRESSION_INVALID_QUERY = The query does not start with a valid identifier, has to be either SELECT, UPDATE or DELETE FROM.
>+JPQL_EXPRESSION_UNKNOWN_ENDING = The query contains a malformed ending.
>+
>+// KeyExpression - Grammar
>+KEY_EXPRESSION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+KEY_EXPRESSION_MISSING_EXPRESSION = The identification variable must be provided for an ABS expression.
>+KEY_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the ABS expression.
>+KEY_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the ABS expression.
>+
>+// LengthExpression - Grammar
>+LENGTH_EXPRESSION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+LENGTH_EXPRESSION_MISSING_EXPRESSION = An expression must be provided for a LENGTH expression.
>+LENGTH_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the LENGTH expression.
>+LENGTH_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the LENGTH expression.
>+// LikeExpression - Semantic
>+LENGTH_EXPRESSION_WRONG_TYPE = The encapsulated expression is not of string type.
>+
>+// LikeExpression - Grammar
>+LIKE_EXPRESSION_INVALID_ESCAPE_CHARACTER = {0} is not a valid escape character.
>+LIKE_EXPRESSION_MISSING_ESCAPE_CHARACTER = The escape character is missing from the LIKE expression.
>+LIKE_EXPRESSION_MISSING_PATTERN_VALUE = The pattern value is missing from the LIKE expression.
>+LIKE_EXPRESSION_MISSING_STRING_EXPRESSION = The string expression is missing from the LIKE expression.
>+
>+// LocateExpression - Grammar
>+LOCATE_EXPRESSION_INVALID_FIRST_EXPRESSION = The first argument is not a valid expression.
>+LOCATE_EXPRESSION_INVALID_SECOND_EXPRESSION = The second argument is not a valid expression.
>+LOCATE_EXPRESSION_INVALID_THIRD_EXPRESSION = The third argument is not a valid expression.
>+LOCATE_EXPRESSION_MISSING_FIRST_EXPRESSION = The first argument is missing from the LOCATE expression.
>+LOCATE_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the LOCATE expression.
>+LOCATE_EXPRESSION_MISSING_FIRST_COMMA = The first comma is missing from the LOCATE expression.
>+LOCATE_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the LOCATE expression.
>+LOCATE_EXPRESSION_MISSING_SECOND_COMMA = The second comma is missing from the LOCATE expression.
>+LOCATE_EXPRESSION_MISSING_SECOND_EXPRESSION = The second argument is missing from the LOCATE expression.
>+LOCATE_EXPRESSION_MISSING_THIRD_EXPRESSION = The third argument is missing from the LOCATE expression.
>+// LocateExpression - Semantic
>+LOCATE_EXPRESSION_FIRST_EXPRESSION_WRONG_TYPE = The first expression is not of string type.
>+LOCATE_EXPRESSION_SECOND_EXPRESSION_WRONG_TYPE = The second expression is not of string type.
>+LOCATE_EXPRESSION_THIRD_EXPRESSION_WRONG_TYPE = The third encapsulated expression is not of numeric type.
>+
>+// LogicalExpression - Grammar
>+LOGICAL_EXPRESSION_INVALID_LEFT_EXPRESSION = The left expression is missing from the logical expression.
>+LOGICAL_EXPRESSION_INVALID_RIGHT_EXPRESSION = The right expression is missing from the logical expression.
>+LOGICAL_EXPRESSION_MISSING_LEFT_EXPRESSION = The left expression is not a valid expression.
>+LOGICAL_EXPRESSION_MISSING_RIGHT_EXPRESSION = The right expression is not a valid expression.
>+
>+// LowerExpression - Grammar
>+LOWER_EXPRESSION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+LOWER_EXPRESSION_MISSING_EXPRESSION = An expression must be provided for a LOWER expression.
>+LOWER_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the LOWER expression.
>+LOWER_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the LOWER expression.
>+// UpperExpression - Semantic
>+LOWER_EXPRESSION_WRONG_TYPE = The expression is not a String.
>+
>+// MaxFunction - Grammar
>+MAX_FUNCTION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+MAX_FUNCTION_MISSING_EXPRESSION = The encapsulated expression must be provided for a MAX expression.
>+MAX_FUNCTION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the MAX expression.
>+MAX_FUNCTION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the MAX expression.
>+
>+// MinFunction - Grammar
>+MIN_FUNCTION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+MIN_FUNCTION_MISSING_EXPRESSION = The encapsulated expression must be provided for a MIN expression.
>+MIN_FUNCTION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the MIN expression.
>+MIN_FUNCTION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the MIN expression.
>+
>+// ModExpression - Grammar
>+MOD_EXPRESSION_INVALID_FIRST_EXPRESSION = The first argument is not a valid expression.
>+MOD_EXPRESSION_INVALID_SECOND_PARENTHESIS = The second argument is not a valid expression.
>+MOD_EXPRESSION_MISSING_COMMA = The comma is missing from the MOD expression.
>+MOD_EXPRESSION_MISSING_FIRST_EXPRESSION = The first argument is missing from the MOD expression.
>+MOD_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the MOD expression.
>+MOD_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the MOD expression.
>+MOD_EXPRESSION_MISSING_SECOND_EXPRESSION = The second argument is missing from the MOD expression.
>+// ModExpression - Semantic
>+MOD_EXPRESSION_FIRST_EXPRESSION_WRONG_TYPE = The first expression is not an Integer.
>+MOD_EXPRESSION_SECOND_EXPRESSION_WRONG_TYPE = The second expression is not an Integer.
>+
>+// MultiplicationExpression - Semantic
>+MULTIPLICATION_EXPRESSION_LEFT_EXPRESSION_WRONG_TYPE = The left side of the multiplication is not a valid arithmetic expression.
>+MULTIPLICATION_EXPRESSION_RIGHT_EXPRESSION_WRONG_TYPE = The right side of the multiplication is not a valid arithmetic expression.
>+
>+// NotExpression - Grammar
>+NOT_EXPRESSION_MISSING_EXPRESSION = The expression is missing after the identifier NOT.
>+// NotExpression - Semantic
>+NOT_EXPRESSION_WRONG_TYPE = The expression is not of boolean type.
>+
>+// NullComparisonExpression - Grammar
>+NULL_COMPARISON_EXPRESSION_MISSING_EXPRESSION = The expression is missing from the null comparison expression.
>+// NullComparisonExpression - Semantic
>+NULL_COMPARISON_EXPRESSION_INVALID_COLLECTION_EXPRESSION = ''{0}'' cannot be resolved to a collection type.
>+
>+// NullIfExpression - Grammar
>+NULL_IF_EXPRESSION_INVALID_FIRST_EXPRESSION = The first argument is not a valid expression.
>+NULL_IF_EXPRESSION_INVALID_SECOND_EXPRESSION = The second argument is not a valid expression.
>+NULL_IF_EXPRESSION_MISSING_COMMA = The comma is missing from the NULLIF expression.
>+NULL_IF_EXPRESSION_MISSING_FIRST_EXPRESSION = The first argument is missing from the NULLIF expression.
>+NULL_IF_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the NULLIF expression.
>+NULL_IF_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the NULLIF expression.
>+NULL_IF_EXPRESSION_MISSING_SECOND_EXPRESSION = The second argument is missing from the NULLIF expression.
>+
>+// NumericLiteral - Grammar
>+NUMERIC_LITERAL_INVALID = ''{0}'' is not a valid numeric value.
>+
>+// ObjectByItem - Grammar
>+ORDER_BY_ITEM_INVALID_PATH = ''{0}'' is not a valid state field path expression.
>+ORDER_BY_ITEM_MISSING_STATE_FIELD_PATH_EXPRESSION = A state field path expression must be specified.
>+
>+// ObjectExpression - Grammar
>+OBJECT_EXPRESSION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+OBJECT_EXPRESSION_MISSING_EXPRESSION = An identification variable must be provided for an OBJECT expression.
>+OBJECT_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the OBJECT expression.
>+OBJECT_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the OBJECT expression.
>+
>+// OrderByClause - Grammar
>+ORDER_BY_CLAUSE_ORDER_BY_ITEM_ENDS_WITH_COMMA = The select expression cannot end with a comma.
>+ORDER_BY_CLAUSE_ORDER_BY_ITEM_IS_MISSING_COMMA = The ORDER BY clause has ''{0}'' and ''{1}'' that are not separated by a comma.
>+ORDER_BY_CLAUSE_ORDER_BY_ITEM_MISSING = The ordering item is missing from the ORDER BY clause.
>+
>+// RangeVariableDeclaration - Grammar
>+RANGE_VARIABLE_DECLARATION_MISSING_ABSTRACT_SCHEMA_NAME = An abstract schema name must be specified.
>+RANGE_VARIABLE_DECLARATION_MISSING_IDENTIFICATION_VARIABLE = An identification variable must be provider for a range variable declaration.
>+
>+// ResultVariable - Grammar
>+RESULT_VARIABLE_MISSING_SELECT_EXPRESSION = The select item is missing from the result variable declaration.
>+RESULT_VARIABLE_MISSING_RESULT_VARIABLE = The result variable is missing from the select item declaration.
>+
>+// SelectStatement - Semantic
>+SELECT_STATEMENT_SELECT_CLAUSE_HAS_NON_AGGREGATE_FUNCTIONS = The select list can only consist of aggregate functions because there is no GROUP BY clause and the HAVING clause is used.
>+
>+// SimpleSelectClause - Grammar
>+SIMPLE_SELECT_CLAUSE_NOT_SINGLE_EXPRESSION = Only one expression can be declared in a SELECT clause of a subquery.
>+
>+// SizeExpression - Grammar
>+SIZE_EXPRESSION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+SIZE_EXPRESSION_MISSING_EXPRESSION = A collection-valued path expression must be provided for a SIZE expression.
>+SIZE_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the SIZE expression.
>+SIZE_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the SIZE expression.
>+
>+// SqrtExpression - Grammar
>+SQRT_EXPRESSION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+SQRT_EXPRESSION_MISSING_EXPRESSION = An expression must be provided for a SQRT expression.
>+SQRT_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the SQRT expression.
>+SQRT_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the SQRT expression.
>+// SqrtExpression - Semantic
>+SQRT_EXPRESSION_WRONG_TYPE = The expression is not a numeric type.
>+
>+// StateFieldPathExpression - Semantic
>+STATE_FIELD_PATH_EXPRESSION_ASSOCIATION_FIELD = The association field ''{0}'' cannot be used as a state field path.
>+STATE_FIELD_PATH_EXPRESSION_COLLECTION_TYPE = The state field path ''{0}'' cannot resolve to a collection type.
>+STATE_FIELD_PATH_EXPRESSION_INVALID_ENUM_CONSTANT = ''{0}'' cannot be resolved to an Enum constant.
>+STATE_FIELD_PATH_EXPRESSION_NO_MAPPING = No mapping is associated with the state field path ''{0}''.
>+STATE_FIELD_PATH_EXPRESSION_NOT_RESOLVABLE = The state field path ''{0}'' cannot be resolved to a valid type.
>+
>+// SubExpression - Grammar
>+SUB_EXPRESSION_MISSING_EXPRESSION = The encapsulated expression is missing.
>+SUB_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the sub-expression.
>+
>+// SubstractionExpression - Semantic
>+SUBSTRACTION_EXPRESSION_LEFT_EXPRESSION_WRONG_TYPE = The left side of the substraction is not a valid arithmetic expression.
>+SUBSTRACTION_EXPRESSION_RIGHT_EXPRESSION_WRONG_TYPE = The right side of the substraction is not a valid arithmetic expression.
>+
>+// SubstringExpression - Grammar
>+SUBSTRING_EXPRESSION_INVALID_FIRST_EXPRESSION = The first argument is not a valid expression.
>+SUBSTRING_EXPRESSION_INVALID_SECOND_EXPRESSION = The second argument is not a valid expression.
>+SUBSTRING_EXPRESSION_INVALID_THIRD_EXPRESSION = The third argument is not a valid expression.
>+SUBSTRING_EXPRESSION_MISSING_FIRST_COMMA = The first comma is missing from the SUBSTRING expression.
>+SUBSTRING_EXPRESSION_MISSING_FIRST_EXPRESSION = The first argument is missing from the SUBSTRING expression.
>+SUBSTRING_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the SUBSTRING expression.
>+SUBSTRING_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the SUBSTRING expression.
>+SUBSTRING_EXPRESSION_MISSING_SECOND_COMMA = The second comma is missing from the SUBSTRING expression.
>+SUBSTRING_EXPRESSION_MISSING_SECOND_EXPRESSION = The second argument is missing from the SUBSTRING expression.
>+SUBSTRING_EXPRESSION_MISSING_THIRD_EXPRESSION = The third argument is missing from the SUBSTRING expression.
>+// SubstringExpression - Semantic
>+SUBSTRING_EXPRESSION_FIRST_EXPRESSION_WRONG_TYPE = The first argument is not a String value.
>+SUBSTRING_EXPRESSION_SECOND_EXPRESSION_WRONG_TYPE = The first argument is not an integer value.
>+SUBSTRING_EXPRESSION_THIRD_EXPRESSION_WRONG_TYPE = The first argument is not an integer value.
>+
>+// SumFunction - Grammar
>+SUM_FUNCTION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+SUM_FUNCTION_MISSING_EXPRESSION = The encapsulated expression must be provided for a SUM expression.
>+SUM_FUNCTION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the SUM expression.
>+SUM_FUNCTION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the SUM expression.
>+// SumFunction - Semantic
>+SUM_FUNCTION_WRONG_TYPE = The argument must be numeric.
>+
>+// TrimExpression - Grammar
>+TRIM_EXPRESSION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+TRIM_EXPRESSION_INVALID_TRIM_CHARACTER = The trim character should be a single-character string literal or a character-valued input parameter (i.e., char or Character).
>+TRIM_EXPRESSION_MISSING_EXPRESSION = An expression must be provided for a TRIM expression.
>+TRIM_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the TRIM expression.
>+TRIM_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the TRIM expression.
>+TRIM_EXPRESSION_NOT_SINGLE_STRING_LITERAL = The trim character should be a single-character string literal.
>+
>+// TypeExpression - Grammar
>+TYPE_EXPRESSION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+TYPE_EXPRESSION_MISSING_EXPRESSION = An identification variable or a path expression must be provided for a TYPE expression.
>+TYPE_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the TYPE expression.
>+TYPE_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the TYPE expression.
>+// TypeExpression - Semantic
>+
>+// UpdateClause - Grammar
>+UPDATE_CLAUSE_MISSING_RANGE_VARIABLE_DECLARATION = The range variable declaration is missing from the UPDATE clause.
>+UPDATE_CLAUSE_MISSING_SET = The SET identifier is missing from the UPDATE clause.
>+UPDATE_CLAUSE_MISSING_UPDATE_ITEMS = At least one update item must be specified for an UPDATE clause.
>+UPDATE_CLAUSE_UPDATE_ITEM_ENDS_WITH_COMMA = The update item cannot end with a comma.
>+UPDATE_CLAUSE_UPDATE_ITEM_IS_MISSING_COMMA = The UPDATE clause has ''{0}'' and ''{1}'' that are not separated by a comma.
>+
>+// UpdateItem - Grammar
>+UPDATE_ITEM_MISSING_EQUAL_SIGN = The equal sign must be specified.
>+UPDATE_ITEM_MISSING_NEW_VALUE = The new value must be specified.
>+UPDATE_ITEM_MISSING_STATE_FIELD_PATH_EXPRESSION = The state field path expression is missing.
>+// UpdateItem - Semantic
>+UPDATE_ITEM_NOT_ASSIGNABLE = Type mismatch: cannot convert from {0} to {1}.
>+UPDATE_ITEM_NOT_RESOLVABLE = The state field cannot be resolved.
>+
>+// UpperExpression - Grammar
>+UPPER_EXPRESSION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+UPPER_EXPRESSION_MISSING_EXPRESSION = An expression must be provided for a UPPER expression.
>+UPPER_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the UPPER expression.
>+UPPER_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the UPPER expression.
>+// UpperExpression - Semantic
>+UPPER_EXPRESSION_WRONG_TYPE = The expression is not a String.
>+
>+// ValueExpression - Grammar
>+VALUE_EXPRESSION_INVALID_EXPRESSION = The encapsulated expression is not a valid expression.
>+VALUE_EXPRESSION_MISSING_EXPRESSION = An identification variable must be provided for a VALUE expression.
>+VALUE_EXPRESSION_MISSING_LEFT_PARENTHESIS = The left parenthesis is missing from the VALUE expression.
>+VALUE_EXPRESSION_MISSING_RIGHT_PARENTHESIS = The right parenthesis is missing from the VALUE expression.
>+
>+// WhenClause - Grammar
>+WHEN_CLAUSE_MISSING_THEN_EXPRESSION = A conditional expression must be provider for a WHEN clause.
>+WHEN_CLAUSE_MISSING_THEN_IDENTIFIER = The identifier THEN is missing from the WHEN clause.
>+WHEN_CLAUSE_MISSING_WHEN_EXPRESSION = A WHEN expression must be provided for a WHEN clause.
>+
>+// WhereClause - Grammar
>+WHERE_CLAUSE_INVALID_CONDITIONAL_EXPRESSION = The expression is not a valid conditional expression.
>+WHERE_CLAUSE_MISSING_CONDITIONAL_EXPRESSION = The conditional expression is missing from the WHERE clause.
>Index: src/org/eclipse/jpt/jpa/core/internal/jpa1/context/java/GenericJavaNamedQuery.java
>===================================================================
>RCS file: /cvsroot/webtools/org.eclipse.jpa/components/jpa/plugins/org.eclipse.jpt.jpa.core/src/org/eclipse/jpt/jpa/core/internal/jpa1/context/java/GenericJavaNamedQuery.java,v
>retrieving revision 1.1
>diff -u -r1.1 GenericJavaNamedQuery.java
>--- src/org/eclipse/jpt/jpa/core/internal/jpa1/context/java/GenericJavaNamedQuery.java	6 Feb 2011 02:07:16 -0000	1.1
>+++ src/org/eclipse/jpt/jpa/core/internal/jpa1/context/java/GenericJavaNamedQuery.java	23 Feb 2011 15:54:14 -0000
>@@ -1,5 +1,5 @@
> /*******************************************************************************
>- * Copyright (c) 2007, 2010 Oracle. All rights reserved.
>+ * Copyright (c) 2007, 2011 Oracle. All rights reserved.
>  * This program and the accompanying materials are made available under the
>  * terms of the Eclipse Public License v1.0, which accompanies this distribution
>  * and is available at http://www.eclipse.org/legal/epl-v10.html.
>@@ -9,14 +9,25 @@
>  ******************************************************************************/
> package org.eclipse.jpt.jpa.core.internal.jpa1.context.java;
> 
>+import java.util.List;
>+import org.eclipse.jdt.core.dom.CompilationUnit;
>+import org.eclipse.jpt.common.core.internal.utility.SimpleTextRange;
>+import org.eclipse.jpt.common.core.utility.TextRange;
> import org.eclipse.jpt.jpa.core.context.java.JavaJpaContextNode;
> import org.eclipse.jpt.jpa.core.context.java.JavaNamedQuery;
> import org.eclipse.jpt.jpa.core.internal.context.java.AbstractJavaQuery;
>+import org.eclipse.jpt.jpa.core.internal.jpql.JpaJpqlQueryHelper;
>+import org.eclipse.jpt.jpa.core.internal.validation.DefaultJpaValidationMessages;
> import org.eclipse.jpt.jpa.core.resource.java.NamedQueryAnnotation;
>+import org.eclipse.persistence.utils.jpa.query.JPQLQueryProblem;
>+import org.eclipse.persistence.utils.jpa.query.parser.ExpressionTools;
>+import org.eclipse.wst.validation.internal.provisional.core.IMessage;
>+import org.eclipse.wst.validation.internal.provisional.core.IReporter;
> 
> /**
>  * Java named query
>  */
>+@SuppressWarnings("nls")
> public class GenericJavaNamedQuery
> 	extends AbstractJavaQuery<NamedQueryAnnotation>
> 	implements JavaNamedQuery
>@@ -24,4 +35,68 @@
> 	public GenericJavaNamedQuery(JavaJpaContextNode parent, NamedQueryAnnotation queryAnnotation) {
> 		super(parent, queryAnnotation);
> 	}
>-}
>+
>+
>+	// ********** validation **********
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@Override
>+	public void validate(List<IMessage> messages, IReporter reporter, CompilationUnit astRoot) {
>+		super.validate(messages, reporter, astRoot);
>+
>+		JpaJpqlQueryHelper helper = new JpaJpqlQueryHelper(this);
>+		String parsedQuery = helper.getJPQLExpression().toParsedText();
>+		String jpqlQuery = getQuery();
>+
>+		for (JPQLQueryProblem problem : helper.validate()) {
>+			TextRange textRange = this.getQueryAnnotation().getQueryTextRange(astRoot);
>+			IMessage message = this.buildMessage(problem, textRange, jpqlQuery, parsedQuery);
>+			messages.add(message);
>+		}
>+	}
>+
>+	private IMessage buildMessage(JPQLQueryProblem problem,
>+	                              TextRange textRange,
>+	                              String jpqlQuery,
>+	                              String parsedQuery) {
>+
>+		int length = parsedQuery.length();
>+		int startPosition = problem.getStartPosition();
>+		int endPosition = problem.getEndPosition();
>+
>+		// If the start and end positions are the same, then expand the text range
>+		if (startPosition == endPosition) {
>+			startPosition = Math.max(startPosition - 2, 0);
>+			endPosition   = Math.min(endPosition + 1, length);
>+		}
>+
>+		// Reposition the cursor so it's correctly positioned in the JPQL query, which is the
>+		// since it may contains more than one whitespace for a single whitespace
>+		int newStartPosition = ExpressionTools.repositionCursor(jpqlQuery, parsedQuery, startPosition);
>+
>+		if (newStartPosition != startPosition) {
>+			endPosition  += (newStartPosition - startPosition);
>+			startPosition = newStartPosition;
>+		}
>+
>+		// Create the text range of the problem
>+		textRange = new SimpleTextRange(
>+			textRange.getOffset() + startPosition + 1,
>+			endPosition - startPosition,
>+			textRange.getLineNumber()
>+		);
>+
>+		// Now create the message
>+		IMessage message = DefaultJpaValidationMessages.buildMessage(
>+			IMessage.HIGH_SEVERITY,
>+			problem.getMessageKey(),
>+			problem.getMessageArguments(),
>+			this,
>+			textRange
>+		);
>+		message.setBundleName("jpa_jpql_validation");
>+		return message;
>+	}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/jpt/jpa/core/internal/jpa1/context/java/GenericJavaQueryContainer.java
>===================================================================
>RCS file: /cvsroot/webtools/org.eclipse.jpa/components/jpa/plugins/org.eclipse.jpt.jpa.core/src/org/eclipse/jpt/jpa/core/internal/jpa1/context/java/GenericJavaQueryContainer.java,v
>retrieving revision 1.1
>diff -u -r1.1 GenericJavaQueryContainer.java
>--- src/org/eclipse/jpt/jpa/core/internal/jpa1/context/java/GenericJavaQueryContainer.java	6 Feb 2011 02:07:16 -0000	1.1
>+++ src/org/eclipse/jpt/jpa/core/internal/jpa1/context/java/GenericJavaQueryContainer.java	23 Feb 2011 15:54:14 -0000
>@@ -308,10 +308,10 @@
> 	@Override
> 	public void validate(List<IMessage> messages, IReporter reporter, CompilationUnit astRoot) {
> 		super.validate(messages, reporter, astRoot);
>-		this.validateQueries(messages, astRoot);
>+		this.validateQueries(messages, reporter, astRoot);
> 	}
> 
>-	protected void validateQueries(List<IMessage> messages, CompilationUnit astRoot) {
>+	protected void validateQueries(List<IMessage> messages, IReporter reporter, CompilationUnit astRoot) {
> 		for (Iterator<JavaQuery> localQueries = this.queries(); localQueries.hasNext(); ) {
> 			JavaQuery localQuery = localQueries.next();
> 			String name = localQuery.getName();
>@@ -354,6 +354,9 @@
> 						)
> 				);
> 			}
>+			else {
>+				localQuery.validate(messages, reporter, astRoot);
>+			}
> 		}
> 	}
> 
>Index: src/org/eclipse/jpt/jpa/core/internal/jpa2/context/java/GenericJavaNamedQuery2_0.java
>===================================================================
>RCS file: /cvsroot/webtools/org.eclipse.jpa/components/jpa/plugins/org.eclipse.jpt.jpa.core/src/org/eclipse/jpt/jpa/core/internal/jpa2/context/java/GenericJavaNamedQuery2_0.java,v
>retrieving revision 1.1
>diff -u -r1.1 GenericJavaNamedQuery2_0.java
>--- src/org/eclipse/jpt/jpa/core/internal/jpa2/context/java/GenericJavaNamedQuery2_0.java	6 Feb 2011 02:07:24 -0000	1.1
>+++ src/org/eclipse/jpt/jpa/core/internal/jpa2/context/java/GenericJavaNamedQuery2_0.java	23 Feb 2011 15:54:14 -0000
>@@ -1,5 +1,5 @@
> /*******************************************************************************
>-* Copyright (c) 2009, 2010 Oracle. All rights reserved.
>+* Copyright (c) 2009, 2011 Oracle. All rights reserved.
> * This program and the accompanying materials are made available under the
> * terms of the Eclipse Public License v1.0, which accompanies this distribution
> * and is available at http://www.eclipse.org/legal/epl-v10.html.
>@@ -9,16 +9,27 @@
> *******************************************************************************/
> package org.eclipse.jpt.jpa.core.internal.jpa2.context.java;
> 
>+import java.util.List;
>+import org.eclipse.jdt.core.dom.CompilationUnit;
>+import org.eclipse.jpt.common.core.internal.utility.SimpleTextRange;
>+import org.eclipse.jpt.common.core.utility.TextRange;
> import org.eclipse.jpt.jpa.core.context.java.JavaJpaContextNode;
> import org.eclipse.jpt.jpa.core.internal.context.java.AbstractJavaQuery;
>+import org.eclipse.jpt.jpa.core.internal.jpql.JpaJpqlQueryHelper;
>+import org.eclipse.jpt.jpa.core.internal.validation.DefaultJpaValidationMessages;
> import org.eclipse.jpt.jpa.core.jpa2.context.LockModeType2_0;
> import org.eclipse.jpt.jpa.core.jpa2.context.java.JavaNamedQuery2_0;
> import org.eclipse.jpt.jpa.core.jpa2.resource.java.NamedQuery2_0Annotation;
>+import org.eclipse.persistence.utils.jpa.query.JPQLQueryProblem;
>+import org.eclipse.persistence.utils.jpa.query.parser.ExpressionTools;
>+import org.eclipse.wst.validation.internal.provisional.core.IMessage;
>+import org.eclipse.wst.validation.internal.provisional.core.IReporter;
> 
> /**
>  * JPA 2.0
>  * Java named query
>  */
>+@SuppressWarnings("nls")
> public class GenericJavaNamedQuery2_0
> 	extends AbstractJavaQuery<NamedQuery2_0Annotation>
> 	implements JavaNamedQuery2_0
>@@ -87,4 +98,67 @@
> 		return LockModeType2_0.NONE;
> 	}
> 
>-}
>+
>+	// ********** validation **********
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@Override
>+	public void validate(List<IMessage> messages, IReporter reporter, CompilationUnit astRoot) {
>+		super.validate(messages, reporter, astRoot);
>+
>+		JpaJpqlQueryHelper helper = new JpaJpqlQueryHelper(this);
>+		String parsedQuery = helper.getJPQLExpression().toParsedText();
>+		String jpqlQuery = getQuery();
>+
>+		for (JPQLQueryProblem problem : helper.validate()) {
>+			TextRange textRange = this.getQueryAnnotation().getQueryTextRange(astRoot);
>+			IMessage message = this.buildMessage(problem, textRange, jpqlQuery, parsedQuery);
>+			messages.add(message);
>+		}
>+	}
>+
>+	private IMessage buildMessage(JPQLQueryProblem problem,
>+	                              TextRange textRange,
>+	                              String jpqlQuery,
>+	                              String parsedQuery) {
>+
>+		int length = parsedQuery.length();
>+		int startPosition = problem.getStartPosition();
>+		int endPosition = problem.getEndPosition();
>+
>+		// If the start and end positions are the same, then expand the text range
>+		if (startPosition == endPosition) {
>+			startPosition = Math.max(startPosition - 2, 0);
>+			endPosition   = Math.min(endPosition + 1, length);
>+		}
>+
>+		// Reposition the cursor so it's correctly positioned in the JPQL query, which is the
>+		// since it may contains more than one whitespace for a single whitespace
>+		int newStartPosition = ExpressionTools.repositionCursor(jpqlQuery, parsedQuery, startPosition);
>+
>+		if (newStartPosition != startPosition) {
>+			endPosition  += (newStartPosition - startPosition);
>+			startPosition = newStartPosition;
>+		}
>+
>+		// Create the text range of the problem
>+		textRange = new SimpleTextRange(
>+			textRange.getOffset() + startPosition + 1,
>+			endPosition - startPosition,
>+			textRange.getLineNumber()
>+		);
>+
>+		// Now create the message
>+		IMessage message = DefaultJpaValidationMessages.buildMessage(
>+			IMessage.HIGH_SEVERITY,
>+			problem.getMessageKey(),
>+			problem.getMessageArguments(),
>+			this,
>+			textRange
>+		);
>+		message.setBundleName("jpa_jpql_validation");
>+		return message;
>+	}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaConstructor.java
>===================================================================
>RCS file: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaConstructor.java
>diff -N src/org/eclipse/jpt/jpa/core/internal/jpql/JpaConstructor.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jpt/jpa/core/internal/jpql/JpaConstructor.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,102 @@
>+/*******************************************************************************
>+ * Copyright (c) 2011 Oracle. All rights reserved.
>+ * This program and the accompanying materials are made available under the 
>+ * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
>+ * which accompanies this distribution. 
>+ * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
>+ * and the Eclipse Distribution License is available at 
>+ * http://www.eclipse.org/org/documents/edl-v10.php.
>+ *
>+ * Contributors:
>+ *     Oracle - initial API and implementation
>+ *
>+ ******************************************************************************/
>+package org.eclipse.jpt.jpa.core.internal.jpql;
>+
>+import org.eclipse.jdt.core.dom.IMethodBinding;
>+import org.eclipse.jdt.core.dom.ITypeBinding;
>+import org.eclipse.jdt.core.dom.MethodDeclaration;
>+import org.eclipse.persistence.utils.jpa.query.spi.IConstructor;
>+import org.eclipse.persistence.utils.jpa.query.spi.IType;
>+import org.eclipse.persistence.utils.jpa.query.spi.ITypeDeclaration;
>+
>+/**
>+ * The concrete implementation of {@link IConstructor} that is wrapping the design-time
>+ * representation of a Java constructor.
>+ *
>+ * @version 3.0
>+ * @since 3.0
>+ * @author Pascal Filion
>+ */
>+final class JpaConstructor implements IConstructor {
>+
>+	/**
>+	 * The design-time representation of a Java constructor.
>+	 */
>+	private final MethodDeclaration method;
>+
>+	/**
>+	 * The cached {@link ITypeDeclaration ITypeDeclarations} representing each of the constructor's
>+	 * parameter types.
>+	 */
>+	private ITypeDeclaration[] typeDeclarations;
>+
>+	/**
>+	 * The repository of Java types.
>+	 */
>+	private final JpaTypeRepository typeRepository;
>+
>+	/**
>+	 * Creates a new <code>JpaConstructor</code>.
>+	 *
>+	 * @param typeRepository The repository of Java types
>+	 * @param method The design-time representation of a Java constructor
>+	 */
>+	JpaConstructor(JpaTypeRepository typeRepository, MethodDeclaration method) {
>+		super();
>+		this.method         = method;
>+		this.typeRepository = typeRepository;
>+	}
>+
>+	private ITypeDeclaration buildTypeDeclaration(ITypeBinding parameterType) {
>+
>+		boolean array = parameterType.isArray();
>+		String typeName = array ? parameterType.getComponentType().getBinaryName() : parameterType.getBinaryName();
>+
>+		// Retrieve the fully qualified name of the type
>+		ITypeBinding[] typeArguments = parameterType.getTypeArguments();
>+		ITypeDeclaration[] genericTypes = new ITypeDeclaration[typeArguments.length];
>+		int index = 0;
>+
>+		for (ITypeBinding typeArgument : typeArguments) {
>+			String genericTypeName = typeArgument.getErasure().getBinaryName();
>+			IType genericType = typeRepository.getType(genericTypeName);
>+			genericTypes[index++] = genericType.getTypeDeclaration();
>+		}
>+
>+		return new JpaTypeDeclaration(typeRepository.getType(typeName), genericTypes, array);
>+	}
>+
>+	private ITypeDeclaration[] buildTypeDeclarations() {
>+
>+		IMethodBinding binding = method.resolveBinding();
>+		ITypeBinding[] parameterTypes = binding.getParameterTypes();
>+		ITypeDeclaration[] declarations = new ITypeDeclaration[parameterTypes.length];
>+
>+		for (int index = declarations.length; --index >= 0; ) {
>+			declarations[index] = buildTypeDeclaration(parameterTypes[index]);
>+		}
>+
>+		return declarations;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public ITypeDeclaration[] getParameterTypes() {
>+		if (typeDeclarations == null) {
>+			typeDeclarations = buildTypeDeclarations();
>+		}
>+		return typeDeclarations;
>+	}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaEmbeddable.java
>===================================================================
>RCS file: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaEmbeddable.java
>diff -N src/org/eclipse/jpt/jpa/core/internal/jpql/JpaEmbeddable.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jpt/jpa/core/internal/jpql/JpaEmbeddable.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,55 @@
>+/*******************************************************************************
>+ * Copyright (c) 2011 Oracle. All rights reserved.
>+ * This program and the accompanying materials are made available under the 
>+ * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
>+ * which accompanies this distribution. 
>+ * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
>+ * and the Eclipse Distribution License is available at 
>+ * http://www.eclipse.org/org/documents/edl-v10.php.
>+ *
>+ * Contributors:
>+ *     Oracle - initial API and implementation
>+ *
>+ ******************************************************************************/
>+package org.eclipse.jpt.jpa.core.internal.jpql;
>+
>+import org.eclipse.jpt.jpa.core.context.Embeddable;
>+import org.eclipse.persistence.utils.jpa.query.spi.IEmbeddable;
>+import org.eclipse.persistence.utils.jpa.query.spi.IManagedTypeVisitor;
>+
>+/**
>+ * The concrete implementation of {@link IEmbeddable} that is wrapping the design-time
>+ * representation of a JPA embeddable.
>+ *
>+ * @version 3.0
>+ * @since 3.0
>+ * @author Pascal Filion
>+ */
>+final class JpaEmbeddable extends JpaManagedType
>+                          implements IEmbeddable {
>+
>+	/**
>+	 * Creates a new <code>JpaEmbeddable</code>.
>+	 *
>+	 * @param provider The provider of JPA managed types
>+	 * @param embeddable The design-time model object wrapped by this class
>+	 */
>+	JpaEmbeddable(JpaManagedTypeProvider provider, Embeddable embeddable) {
>+		super(provider, embeddable);
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public void accept(IManagedTypeVisitor visitor) {
>+		visitor.visit(this);
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@Override
>+	Embeddable getManagedType() {
>+		return (Embeddable) super.getManagedType();
>+	}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaEntity.java
>===================================================================
>RCS file: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaEntity.java
>diff -N src/org/eclipse/jpt/jpa/core/internal/jpql/JpaEntity.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jpt/jpa/core/internal/jpql/JpaEntity.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,109 @@
>+/*******************************************************************************
>+ * Copyright (c) 2011 Oracle. All rights reserved.
>+ * This program and the accompanying materials are made available under the 
>+ * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
>+ * which accompanies this distribution. 
>+ * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
>+ * and the Eclipse Distribution License is available at 
>+ * http://www.eclipse.org/org/documents/edl-v10.php.
>+ *
>+ * Contributors:
>+ *     Oracle - initial API and implementation
>+ *
>+ ******************************************************************************/
>+package org.eclipse.jpt.jpa.core.internal.jpql;
>+
>+import java.util.HashMap;
>+import java.util.ListIterator;
>+import java.util.Map;
>+import org.eclipse.jpt.jpa.core.context.Entity;
>+import org.eclipse.jpt.jpa.core.context.NamedQuery;
>+import org.eclipse.jpt.jpa.core.context.java.JavaTypeMapping;
>+import org.eclipse.jpt.jpa.core.context.orm.OrmPersistentType;
>+import org.eclipse.persistence.utils.jpa.query.spi.IEntity;
>+import org.eclipse.persistence.utils.jpa.query.spi.IManagedTypeVisitor;
>+import org.eclipse.persistence.utils.jpa.query.spi.IQuery;
>+
>+/**
>+ * The concrete implementation of {@link IEntity} that is wrapping the design-time representation
>+ * of a JPA entity.
>+ *
>+ * @version 3.0
>+ * @since 3.0
>+ * @author Pascal Filion
>+ */
>+final class JpaEntity extends JpaManagedType
>+                      implements IEntity {
>+
>+	/**
>+	 * The cached used to quickly retrieve any queries that have been cached.
>+	 */
>+	private Map<String, IQuery> queries;
>+
>+	/**
>+	 * Creates a new <code>JpaEntity</code>.
>+	 *
>+	 * @param provider The provider of JPA managed types
>+	 * @param entity The design-time model object wrapped by this class
>+	 */
>+	JpaEntity(JpaManagedTypeProvider provider, Entity entity) {
>+		super(provider, entity);
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public void accept(IManagedTypeVisitor visitor) {
>+		visitor.visit(this);
>+	}
>+
>+	private IQuery buildQuery(JpaManagedTypeProvider provider, NamedQuery namedQuery) {
>+		return new JpaQuery(provider, namedQuery);
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@Override
>+	Entity getManagedType() {
>+		return (Entity) super.getManagedType();
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public IQuery getNamedQuery(String queryName) {
>+		initializeQueries();
>+		return queries.get(queryName);
>+	}
>+
>+	private void initializeQueries() {
>+
>+		if (queries == null) {
>+			queries = new HashMap<String, IQuery>();
>+			JpaManagedTypeProvider provider = getProvider();
>+
>+			for (ListIterator<NamedQuery> iter = namedQueries(); iter.hasNext(); ) {
>+				NamedQuery namedQuery = iter.next();
>+				queries.put(namedQuery.getName(), buildQuery(provider, namedQuery));
>+			}
>+
>+			// TODO: Refactor this. ORM doesn't inherit the Java's named queries
>+			if (getManagedType().getPersistentType() instanceof OrmPersistentType) {
>+				OrmPersistentType type = (OrmPersistentType) getManagedType().getPersistentType();
>+				JavaTypeMapping mapping = type.getJavaPersistentType().getMapping();
>+				if (mapping instanceof Entity) {
>+					Entity entity = ((Entity) mapping);
>+					for (ListIterator<NamedQuery> iter = entity.getQueryContainer().namedQueries(); iter.hasNext(); ) {
>+						NamedQuery namedQuery = iter.next();
>+						queries.put(namedQuery.getName(), buildQuery(provider, namedQuery));
>+					}
>+				}
>+			}
>+		}
>+	}
>+
>+	private ListIterator<NamedQuery> namedQueries() {
>+		return getManagedType().getQueryContainer().namedQueries();
>+	}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaJpqlQueryHelper.java
>===================================================================
>RCS file: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaJpqlQueryHelper.java
>diff -N src/org/eclipse/jpt/jpa/core/internal/jpql/JpaJpqlQueryHelper.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jpt/jpa/core/internal/jpql/JpaJpqlQueryHelper.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,105 @@
>+/*******************************************************************************
>+ * Copyright (c) 2011 Oracle. All rights reserved.
>+ * This program and the accompanying materials are made available under the 
>+ * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
>+ * which accompanies this distribution. 
>+ * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
>+ * and the Eclipse Distribution License is available at 
>+ * http://www.eclipse.org/org/documents/edl-v10.php.
>+ *
>+ * Contributors:
>+ *     Oracle - initial API and implementation
>+ *
>+ ******************************************************************************/
>+package org.eclipse.jpt.jpa.core.internal.jpql;
>+
>+import org.eclipse.jpt.jpa.core.context.NamedQuery;
>+import org.eclipse.persistence.utils.jpa.query.AbstractJPQLQueryHelper;
>+import org.eclipse.persistence.utils.jpa.query.spi.IQuery;
>+
>+/**
>+ * This helper can perform the following operations over a JPQL query:
>+ * <ul>
>+ * <li>Calculates the result type of a query: {@link #getResultType()};</li>
>+ * <li>Calculates the type of an input parameter: {@link #getParameterType(String)}.</li>
>+ * <li>Calculates the possible choices to complete the query from a given
>+ *     position (used for content assist): {@link #buildContentAssistItems(int)}.</li>
>+ * <li>Validates the query by introspecting its grammar and semantic:
>+ *     <ul>
>+ *     <li>{@link #validate()},</li>
>+ *     <li>{@link #validateGrammar()},</li>
>+ *     <li>{@link #validateSemantic()}.</li>
>+ *     </ul></li>
>+ *
>+ * @version 3.0
>+ * @since 3.0
>+ * @author Pascal Filion
>+ */
>+public final class JpaJpqlQueryHelper extends AbstractJPQLQueryHelper<NamedQuery> {
>+
>+	/**
>+	 * The actual JPQL query, which can differ from the one owned by the model object, which happens
>+	 * when the model is out of sync because it has not been updated yet.
>+	 */
>+	private final String actualQuery;
>+
>+	/**
>+	 * The external form of the JPQL query that was already created before this helper, which happens
>+	 * during the execution of the unit-tests.
>+	 */
>+	private IQuery localQuery;
>+
>+	/**
>+	 * Creates a new <code>JpaJpqlQueryHelper</code>. This constructor is used only by the unit-tests.
>+	 *
>+	 * @param query The external form that is already wrapping the {@link MWNamedQuery}
>+	 * @exception NullPointerException If the query is <code>null</code>
>+	 */
>+	JpaJpqlQueryHelper(IQuery query) {
>+		this(((JpaQuery) query).getQuery());
>+		this.localQuery = query;
>+	}
>+
>+	/**
>+	 * Creates a new <code>JpaJpqlQueryHelper</code>.
>+	 *
>+	 * @param query The model object where the JPQL query is stored
>+	 * @exception NullPointerException If the given {@link NamedQuery} is <code>null</code>
>+	 */
>+	public JpaJpqlQueryHelper(NamedQuery query) {
>+		this(query, query.getQuery());
>+	}
>+
>+	/**
>+	 * Creates a new <code>JpaQueryHelper</code>.
>+	 *
>+	 * @param query The model object where the JPQL query is stored
>+	 * @param actualQuery The actual JPQL query, which can differ from the one owned by the model
>+	 * object, which happens when the model is out of sync because it has not been updated yet
>+	 * @exception NullPointerException If the given {@link NamedQuery} is <code>null</code>
>+	 */
>+	public JpaJpqlQueryHelper(NamedQuery query, String actualQuery) {
>+		super(query);
>+		this.actualQuery = actualQuery;
>+	}
>+
>+	private JpaManagedTypeProvider buildProvider(NamedQuery query) {
>+		try {
>+			return new JpaPersistenceUnit(query.getJpaProject(), query.getPersistenceUnit());
>+		}
>+		catch (Exception e) {
>+			return new JpaMappingFile(query.getJpaProject(), query.getMappingFileRoot().getParent());
>+		}
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@Override
>+	protected IQuery buildQuery(NamedQuery query) {
>+		if (localQuery == null) {
>+			localQuery = new JpaQuery(buildProvider(query), query, actualQuery);
>+		}
>+		return localQuery;
>+	}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaManagedType.java
>===================================================================
>RCS file: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaManagedType.java
>diff -N src/org/eclipse/jpt/jpa/core/internal/jpql/JpaManagedType.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jpt/jpa/core/internal/jpql/JpaManagedType.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,127 @@
>+/*******************************************************************************
>+ * Copyright (c) 2011 Oracle. All rights reserved.
>+ * This program and the accompanying materials are made available under the 
>+ * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
>+ * which accompanies this distribution. 
>+ * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
>+ * and the Eclipse Distribution License is available at 
>+ * http://www.eclipse.org/org/documents/edl-v10.php.
>+ *
>+ * Contributors:
>+ *     Oracle - initial API and implementation
>+ *
>+ ******************************************************************************/
>+package org.eclipse.jpt.jpa.core.internal.jpql;
>+
>+import java.util.HashMap;
>+import java.util.Iterator;
>+import java.util.Map;
>+import org.eclipse.jpt.jpa.core.context.AttributeMapping;
>+import org.eclipse.jpt.jpa.core.context.TypeMapping;
>+import org.eclipse.persistence.utils.jpa.query.spi.IManagedType;
>+import org.eclipse.persistence.utils.jpa.query.spi.IMapping;
>+
>+/**
>+ * The abstract definition of {@link IManagedType} defined for wrapping the design-time mapped class
>+ * object.
>+ *
>+ * @version 3.0
>+ * @since 3.0
>+ * @author Pascal Filion
>+ */
>+abstract class JpaManagedType implements IManagedType {
>+
>+	/**
>+	 * The design-time model object wrapped by this class.
>+	 */
>+	private final TypeMapping managedType;
>+
>+	/**
>+	 * The cached collection of {@link IMapping mappings} that prevent rebuilding them every time one
>+	 * is requested.
>+	 */
>+	private Map<String, IMapping> mappings;
>+
>+	/**
>+	 * The provider of JPA managed types.
>+	 */
>+	private final JpaManagedTypeProvider provider;
>+
>+	/**
>+	 * The cached wrapper over {@link TODO}.
>+	 */
>+	private JpaType type;
>+
>+	/**
>+	 * Creates a new <code>JDeveloperManagedType</code>.
>+	 *
>+	 * @param managedType The provider of JPA managed types
>+	 * @param mappedClass The design-time model object wrapped by this class
>+	 */
>+	JpaManagedType(JpaManagedTypeProvider provider, TypeMapping managedType) {
>+		super();
>+		this.provider    = provider;
>+		this.managedType = managedType;
>+	}
>+
>+	private IMapping buildMapping(AttributeMapping mapping) {
>+		return new JpaMapping(this, mapping);
>+	}
>+
>+	private Map<String, IMapping> buildMappings() {
>+		Map<String, IMapping> mappings = new HashMap<String, IMapping>();
>+		for (Iterator<AttributeMapping> iter = managedType.allAttributeMappings(); iter.hasNext(); ) {
>+			AttributeMapping mapping = iter.next();
>+			mappings.put(mapping.getName(), buildMapping(mapping));
>+		}
>+		return mappings;
>+	}
>+
>+	/**
>+	 * Returns the encapsulated model object.
>+	 *
>+	 * @return The managed type wrapped by this external form
>+	 */
>+	TypeMapping getManagedType() {
>+		return managedType;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public final IMapping getMappingNamed(String name) {
>+		initializeMappings();
>+		return mappings.get(name);
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public final JpaManagedTypeProvider getProvider() {
>+		return provider;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public final JpaType getType() {
>+		if (type == null) {
>+			type = provider.getTypeRepository().getType(managedType.getPersistentType().getName());
>+		}
>+		return type;
>+	}
>+
>+	private void initializeMappings() {
>+		if (mappings == null) {
>+			mappings = buildMappings();
>+		}
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public final Iterator<IMapping> mappings() {
>+		initializeMappings();
>+		return mappings.values().iterator();
>+	}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaManagedTypeProvider.java
>===================================================================
>RCS file: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaManagedTypeProvider.java
>diff -N src/org/eclipse/jpt/jpa/core/internal/jpql/JpaManagedTypeProvider.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jpt/jpa/core/internal/jpql/JpaManagedTypeProvider.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,222 @@
>+/*******************************************************************************
>+ * Copyright (c) 2011 Oracle. All rights reserved.
>+ * This program and the accompanying materials are made available under the 
>+ * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
>+ * which accompanies this distribution. 
>+ * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
>+ * and the Eclipse Distribution License is available at 
>+ * http://www.eclipse.org/org/documents/edl-v10.php.
>+ *
>+ * Contributors:
>+ *     Oracle - initial API and implementation
>+ *
>+ ******************************************************************************/
>+package org.eclipse.jpt.jpa.core.internal.jpql;
>+
>+import java.util.HashMap;
>+import java.util.Iterator;
>+import java.util.Map;
>+import org.eclipse.jpt.jpa.core.JpaFacet;
>+import org.eclipse.jpt.jpa.core.JpaPlatform;
>+import org.eclipse.jpt.jpa.core.JpaProject;
>+import org.eclipse.jpt.jpa.core.context.Embeddable;
>+import org.eclipse.jpt.jpa.core.context.Entity;
>+import org.eclipse.jpt.jpa.core.context.MappedSuperclass;
>+import org.eclipse.jpt.jpa.core.context.PersistentType;
>+import org.eclipse.jpt.jpa.core.context.TypeMapping;
>+import org.eclipse.jpt.jpa.core.context.persistence.PersistentTypeContainer;
>+import org.eclipse.persistence.utils.jpa.query.TypeHelper;
>+import org.eclipse.persistence.utils.jpa.query.spi.IJPAVersion;
>+import org.eclipse.persistence.utils.jpa.query.spi.IManagedType;
>+import org.eclipse.persistence.utils.jpa.query.spi.IManagedTypeProvider;
>+import org.eclipse.persistence.utils.jpa.query.spi.IPlatform;
>+import org.eclipse.persistence.utils.jpa.query.spi.IType;
>+
>+/**
>+ * The abstract implementation of {@link IManagedTypeProvider} that is wrapping the design-time
>+ * representation of a provider of managed types.
>+ *
>+ * @version 3.0
>+ * @since 3.0
>+ * @author Pascal Filion
>+ */
>+abstract class JpaManagedTypeProvider implements IManagedTypeProvider {
>+
>+	/**
>+	 * The project that gives access to the application's metadata.
>+	 */
>+	private final JpaProject jpaProject;
>+
>+	/**
>+	 * The cached {@link IManagedType managed types}.
>+	 */
>+	private Map<String, IManagedType> managedTypes;
>+
>+	/**
>+	 * The design-time provider of managed types.
>+	 */
>+	private final PersistentTypeContainer persistentTypeContainer;
>+
>+	/**
>+	 * The external form of a type repository.
>+	 */
>+	private JpaTypeRepository typeRepository;
>+
>+	/**
>+	 * The version of the Java Persistence this entity for which it was defined.
>+	 */
>+	private IJPAVersion version;
>+
>+	/**
>+	 * Creates a new <code>JpaManagedTypeProvider</code>.
>+	 * 
>+	 * @param jpaProject The project that gives access to the application's metadata
>+	 * @param persistentTypeContainer The design-time provider of managed types
>+	 */
>+	JpaManagedTypeProvider(JpaProject jpaProject, PersistentTypeContainer persistentTypeContainer) {
>+
>+		super();
>+		this.jpaProject = jpaProject;
>+		this.persistentTypeContainer = persistentTypeContainer;
>+	}
>+
>+	private IManagedType buildManagedType(PersistentType persistentType) {
>+
>+		TypeMapping mappedClass = persistentType.getMapping();
>+
>+		if (mappedClass instanceof Entity) {
>+			return new JpaEntity(this, (Entity) mappedClass);
>+		}
>+
>+		if (mappedClass instanceof MappedSuperclass) {
>+			return new JpaMappedSuperclass(this, (MappedSuperclass) mappedClass);
>+		}
>+
>+		if (mappedClass instanceof Embeddable) {
>+			return new JpaEmbeddable(this, (Embeddable) mappedClass);
>+		}
>+
>+		return new JpaNullManagedType(this, mappedClass);
>+	}
>+
>+	private Map<String, IManagedType> buildManagedTypes() {
>+		Map<String, IManagedType> managedTypes = new HashMap<String, IManagedType>();
>+		for (Iterator<? extends PersistentType> iter = persistenceTypes(); iter.hasNext(); ) {
>+			PersistentType persistentType = iter.next();
>+			managedTypes.put(persistentType.getMapping().getName(), buildManagedType(persistentType));
>+		}
>+		return managedTypes;
>+	}
>+
>+	private IJPAVersion convert(JpaPlatform.Version version) {
>+
>+		String jpaVersion = version.getJpaVersion();
>+
>+		if (JpaFacet.VERSION_1_0.getVersionString().equals(jpaVersion)) {
>+			return IJPAVersion.VERSION_1_0;
>+		}
>+
>+		return IJPAVersion.VERSION_2_0;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public Iterator<String> entityNames() {
>+		initializeManagedTypes();
>+		return managedTypes.keySet().iterator();
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public IManagedType getManagedType(IType type) {
>+
>+		initializeManagedTypes();
>+
>+		for (IManagedType managedType : managedTypes.values()) {
>+			if (managedType.getType() == type) {
>+				return managedType;
>+			}
>+		}
>+
>+		return null;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public IManagedType getManagedType(String abstractSchemaName) {
>+		initializeManagedTypes();
>+		return managedTypes.get(abstractSchemaName);
>+	}
>+
>+	/**
>+	 * Returns the container of managed types.
>+	 *
>+	 * @return The container of managed types
>+	 */
>+	PersistentTypeContainer getPersistentTypeContainer() {
>+		return persistentTypeContainer;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public IPlatform getPlatform() {
>+		return IPlatform.JAVA;
>+		// TODO
>+//		return (jpaProject instanceof EclipseLinkJpaProject) ? IPlatform.ECLIPSE_LINK : IPlatform.JAVA;
>+	}
>+
>+	/**
>+	 * Returns the encapsulated {@link PersistentType}, which is the actual object.
>+	 *
>+	 * @return The design-time representation of a managed type provider
>+	 */
>+	PersistentTypeContainer getProvider() {
>+		return persistentTypeContainer;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public JpaTypeRepository getTypeRepository() {
>+		if (typeRepository == null) {
>+			typeRepository = new JpaTypeRepository(jpaProject.getJavaProject());
>+			TypeHelper.setTypeRepository(typeRepository);
>+		}
>+		return typeRepository;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public IJPAVersion getVersion() {
>+		if (version == null) {
>+			version = convert(jpaProject.getJpaPlatform().getJpaVersion());
>+		}
>+		return version;
>+	}
>+
>+	private void initializeManagedTypes() {
>+		if (managedTypes == null) {
>+			managedTypes = buildManagedTypes();
>+		}
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public Iterator<IManagedType> managedTypes() {
>+		initializeManagedTypes();
>+		return managedTypes.values().iterator();
>+	}
>+
>+	/**
>+	 * Retrieves the managed types from the design-time provider.
>+	 *
>+	 * @return The managed types that are defined only in the provider
>+	 */
>+	abstract Iterator<? extends PersistentType> persistenceTypes();
>+}
>\ No newline at end of file
>Index: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaMappedSuperclass.java
>===================================================================
>RCS file: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaMappedSuperclass.java
>diff -N src/org/eclipse/jpt/jpa/core/internal/jpql/JpaMappedSuperclass.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jpt/jpa/core/internal/jpql/JpaMappedSuperclass.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,55 @@
>+/*******************************************************************************
>+ * Copyright (c) 2011 Oracle. All rights reserved.
>+ * This program and the accompanying materials are made available under the 
>+ * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
>+ * which accompanies this distribution. 
>+ * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
>+ * and the Eclipse Distribution License is available at 
>+ * http://www.eclipse.org/org/documents/edl-v10.php.
>+ *
>+ * Contributors:
>+ *     Oracle - initial API and implementation
>+ *
>+ ******************************************************************************/
>+package org.eclipse.jpt.jpa.core.internal.jpql;
>+
>+import org.eclipse.jpt.jpa.core.context.MappedSuperclass;
>+import org.eclipse.persistence.utils.jpa.query.spi.IManagedTypeVisitor;
>+import org.eclipse.persistence.utils.jpa.query.spi.IMappedSuperclass;
>+
>+/**
>+ * The concrete implementation of {@link IMappedSuperclass} that is wrapping the design-time
>+ * representation of a JPA mapped superclass.
>+ *
>+ * @version 3.0
>+ * @since 3.0
>+ * @author Pascal Filion
>+ */
>+final class JpaMappedSuperclass extends JpaManagedType
>+                                implements IMappedSuperclass {
>+
>+	/**
>+	 * Creates a new <code>JpaMappedSuperclass</code>.
>+	 *
>+	 * @param provider The provider of JPA managed types
>+	 * @param mappedSuperclass The design-time model object wrapped by this class
>+	 */
>+	JpaMappedSuperclass(JpaManagedTypeProvider provider, MappedSuperclass mappedSuperclass) {
>+		super(provider, mappedSuperclass);
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public void accept(IManagedTypeVisitor visitor) {
>+		visitor.visit(this);
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@Override
>+	MappedSuperclass getManagedType() {
>+		return (MappedSuperclass) super.getManagedType();
>+	}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaMapping.java
>===================================================================
>RCS file: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaMapping.java
>diff -N src/org/eclipse/jpt/jpa/core/internal/jpql/JpaMapping.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jpt/jpa/core/internal/jpql/JpaMapping.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,245 @@
>+/*******************************************************************************
>+ * Copyright (c) 2011 Oracle. All rights reserved.
>+ * This program and the accompanying materials are made available under the 
>+ * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
>+ * which accompanies this distribution. 
>+ * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
>+ * and the Eclipse Distribution License is available at 
>+ * http://www.eclipse.org/org/documents/edl-v10.php.
>+ *
>+ * Contributors:
>+ *     Oracle - initial API and implementation
>+ *
>+ ******************************************************************************/
>+package org.eclipse.jpt.jpa.core.internal.jpql;
>+
>+import java.lang.annotation.Annotation;
>+import java.util.Iterator;
>+import java.util.List;
>+import org.eclipse.jpt.common.utility.internal.CollectionTools;
>+import org.eclipse.jpt.common.utility.internal.StringTools;
>+import org.eclipse.jpt.common.utility.internal.iterators.TransformationIterator;
>+import org.eclipse.jpt.jpa.core.MappingKeys;
>+import org.eclipse.jpt.jpa.core.context.AttributeMapping;
>+import org.eclipse.jpt.jpa.core.context.PersistentAttribute;
>+import org.eclipse.jpt.jpa.core.context.java.JavaPersistentAttribute;
>+import org.eclipse.jpt.jpa.core.jpa2.MappingKeys2_0;
>+import org.eclipse.jpt.jpa.core.resource.java.JavaResourcePersistentAttribute;
>+import org.eclipse.persistence.utils.jpa.query.spi.IManagedType;
>+import org.eclipse.persistence.utils.jpa.query.spi.IMapping;
>+import org.eclipse.persistence.utils.jpa.query.spi.IMappingType;
>+import org.eclipse.persistence.utils.jpa.query.spi.IType;
>+import org.eclipse.persistence.utils.jpa.query.spi.ITypeDeclaration;
>+
>+/**
>+ * The concrete implementation of {@link IMapping} that is wrapping the design-time representation
>+ * of a mapping.
>+ *
>+ * @version 3.0
>+ * @since 3.0
>+ * @author Pascal Filion
>+ */
>+@SuppressWarnings("nls")
>+final class JpaMapping implements IMapping {
>+
>+	/**
>+	 * The design-time {@link AttributeMapping} wrapped by this class.
>+	 */
>+	private final AttributeMapping mapping;
>+
>+	/**
>+	 * The type of the actual mapping.
>+	 */
>+	private IMappingType mappingType;
>+
>+	/**
>+	 * The parent of this mapping.
>+	 */
>+	private final JpaManagedType parent;
>+
>+	/**
>+	 * The type declaration of the property represented by the mapping.
>+	 */
>+	private ITypeDeclaration typeDeclaration;
>+
>+	/**
>+	 * Creates a new <code>JpaMapping</code>.
>+	 *
>+	 * @param parent The parent of this mapping
>+	 * @param mapping The design-time {@link AttributeMapping} wrapped by this class
>+	 */
>+	JpaMapping(JpaManagedType parent, AttributeMapping mapping) {
>+		super();
>+		this.parent  = parent;
>+		this.mapping = mapping;
>+	}
>+
>+	private Iterator<ITypeDeclaration> buildGenericTypeDeclarations(JavaResourcePersistentAttribute resource) {
>+		return new TransformationIterator<String, ITypeDeclaration>(resource.typeTypeArgumentNames()) {
>+			@Override
>+			protected ITypeDeclaration transform(String next) {
>+				return getTypeRepository().getType(next).getTypeDeclaration();
>+			}
>+		};
>+	}
>+
>+	private ITypeDeclaration[] buildGenericTypeDeclarations() {
>+		JavaPersistentAttribute javaPersistentAttribute = mapping.getPersistentAttribute().getJavaPersistentAttribute();
>+		JavaResourcePersistentAttribute resource = javaPersistentAttribute.getResourcePersistentAttribute();
>+		List<ITypeDeclaration> declarations = CollectionTools.list(buildGenericTypeDeclarations(resource));
>+		return declarations.toArray(new ITypeDeclaration[declarations.size()]);
>+	}
>+
>+	private ITypeDeclaration buildTypeDeclaration() {
>+		return new JpaTypeDeclaration(
>+			getTypeRepository().getType(mapping.getPersistentAttribute().getTypeName()),
>+			buildGenericTypeDeclarations(),
>+			false /*TODO*/
>+		);
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public IMappingType getMappingType() {
>+		if (mappingType == null) {
>+			mappingType = mappingType();
>+		}
>+		return mappingType;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public String getName() {
>+		return mapping.getName();
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public IManagedType getParent() {
>+		return parent;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public IType getType() {
>+		PersistentAttribute property = mapping.getPersistentAttribute();
>+		return getTypeRepository().getType(property.getTypeName());
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public ITypeDeclaration getTypeDeclaration() {
>+		if (typeDeclaration == null) {
>+			typeDeclaration = buildTypeDeclaration();
>+		}
>+		return typeDeclaration;
>+	}
>+
>+	private JpaTypeRepository getTypeRepository() {
>+		return parent.getType().getTypeRepository();
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public boolean hasAnnotation(Class<? extends Annotation> annotationType) {
>+		JavaResourcePersistentAttribute attribute = mapping.getPersistentAttribute().getJavaPersistentAttribute().getResourcePersistentAttribute();
>+		return attribute.getAnnotation(annotationType.getName()) != null;
>+	}
>+
>+	private IMappingType mappingType() {
>+
>+		String type = mapping.getKey();
>+
>+		// Basic
>+		if (type == MappingKeys.BASIC_ATTRIBUTE_MAPPING_KEY) {
>+			return IMappingType.BASIC;
>+		}
>+
>+		// Embedded
>+		if (type == MappingKeys.EMBEDDED_ATTRIBUTE_MAPPING_KEY) {
>+			return IMappingType.EMBEDDED;
>+		}
>+
>+		// Embedded Id
>+		if (type == MappingKeys.EMBEDDED_ID_ATTRIBUTE_MAPPING_KEY) {
>+			return IMappingType.EMBEDDED_ID;
>+		}
>+
>+		// Id
>+		if (type == MappingKeys.ID_ATTRIBUTE_MAPPING_KEY) {
>+			return IMappingType.ID;
>+		}
>+
>+		// M:M
>+		if (type == MappingKeys.MANY_TO_MANY_ATTRIBUTE_MAPPING_KEY) {
>+			return IMappingType.MANY_TO_MANY;
>+		}
>+
>+		// 1:M
>+		if (type == MappingKeys.ONE_TO_MANY_ATTRIBUTE_MAPPING_KEY) {
>+			return IMappingType.ONE_TO_MANY;
>+		}
>+
>+		// M:1
>+		if (type == MappingKeys.MANY_TO_ONE_ATTRIBUTE_MAPPING_KEY) {
>+			return IMappingType.MANY_TO_ONE;
>+		}
>+
>+		// 1:1
>+		if (type == MappingKeys.ONE_TO_ONE_ATTRIBUTE_MAPPING_KEY) {
>+			return IMappingType.ONE_TO_ONE;
>+		}
>+
>+		// Version
>+		if (type == MappingKeys.VERSION_ATTRIBUTE_MAPPING_KEY) {
>+			return IMappingType.VERSION;
>+		}
>+
>+		// Element Collection
>+		if (type == MappingKeys2_0.ELEMENT_COLLECTION_ATTRIBUTE_MAPPING_KEY) {
>+			return IMappingType.ELEMENT_COLLECTION;
>+		}
>+
>+		// Basic Collection
>+//		if (type == EclipseLinkMappingKeys.BASIC_COLLECTION_ATTRIBUTE_MAPPING_KEY) {
>+//			return IMappingType.BASIC_COLLECTION;
>+//		}
>+//
>+//		// Basic Map
>+//		if (type == EclipseLinkMappingKeys.BASIC_MAP_ATTRIBUTE_MAPPING_KEY) {
>+//			return IMappingType.BASIC_MAP;
>+//		}
>+//
>+//		// Transformation
>+//		if (type == EclipseLinkMappingKeys.TRANSFORMATION_ATTRIBUTE_MAPPING_KEY) {
>+//			return IMappingType.TRANSFORMATION;
>+//		}
>+//
>+//		// Variable 1:1
>+//		if (type == EclipseLinkMappingKeys.VARIABLE_ONE_TO_ONE_ATTRIBUTE_MAPPING_KEY) {
>+//			return IMappingType.VARIABLE_ONE_TO_ONE;
>+//		}
>+
>+		return IMappingType.TRANSIENT;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@Override
>+	public String toString() {
>+		StringBuilder sb = new StringBuilder();
>+		StringTools.buildSimpleToStringOn(this, sb);
>+		sb.append("name=");
>+		sb.append(getName());
>+		sb.append(", mappingType=");
>+		sb.append(getMappingType());
>+		return sb.toString();
>+	}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaMappingFile.java
>===================================================================
>RCS file: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaMappingFile.java
>diff -N src/org/eclipse/jpt/jpa/core/internal/jpql/JpaMappingFile.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jpt/jpa/core/internal/jpql/JpaMappingFile.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,55 @@
>+/*******************************************************************************
>+ * Copyright (c) 2011 Oracle. All rights reserved.
>+ * This program and the accompanying materials are made available under the 
>+ * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
>+ * which accompanies this distribution. 
>+ * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
>+ * and the Eclipse Distribution License is available at 
>+ * http://www.eclipse.org/org/documents/edl-v10.php.
>+ *
>+ * Contributors:
>+ *     Oracle - initial API and implementation
>+ *
>+ ******************************************************************************/
>+package org.eclipse.jpt.jpa.core.internal.jpql;
>+
>+import java.util.Iterator;
>+import org.eclipse.jpt.jpa.core.JpaProject;
>+import org.eclipse.jpt.jpa.core.context.MappingFile;
>+import org.eclipse.jpt.jpa.core.context.PersistentType;
>+
>+/**
>+ * The concrete implementation that is wrapping the design-time representation of a mapping file.
>+ *
>+ * @version 3.0
>+ * @since 3.0
>+ * @author Pascal Filion
>+ */
>+class JpaMappingFile extends JpaManagedTypeProvider {
>+
>+	/**
>+	 * Creates a new <code>JpaMappingFile</code>.
>+	 * 
>+	 * @param jpaProject The project that gives access to the application's metadata
>+	 * @param persistentTypeContainer The design-time provider of managed types
>+	 */
>+	JpaMappingFile(JpaProject jpaProject, MappingFile persistentTypeContainer) {
>+		super(jpaProject, persistentTypeContainer);
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@Override
>+	MappingFile getPersistentTypeContainer() {
>+		return (MappingFile) super.getPersistentTypeContainer();
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@Override
>+	Iterator<? extends PersistentType> persistenceTypes() {
>+		return getPersistentTypeContainer().getPersistentTypes().iterator();
>+	}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaNullManagedType.java
>===================================================================
>RCS file: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaNullManagedType.java
>diff -N src/org/eclipse/jpt/jpa/core/internal/jpql/JpaNullManagedType.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jpt/jpa/core/internal/jpql/JpaNullManagedType.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,90 @@
>+/*******************************************************************************
>+ * Copyright (c) 2011 Oracle. All rights reserved.
>+ * This program and the accompanying materials are made available under the 
>+ * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
>+ * which accompanies this distribution. 
>+ * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
>+ * and the Eclipse Distribution License is available at 
>+ * http://www.eclipse.org/org/documents/edl-v10.php.
>+ *
>+ * Contributors:
>+ *     Oracle - initial API and implementation
>+ *
>+ ******************************************************************************/
>+package org.eclipse.jpt.jpa.core.internal.jpql;
>+
>+import java.util.Iterator;
>+import org.eclipse.jpt.common.utility.internal.iterators.EmptyIterator;
>+import org.eclipse.jpt.jpa.core.context.TypeMapping;
>+import org.eclipse.persistence.utils.jpa.query.spi.IManagedType;
>+import org.eclipse.persistence.utils.jpa.query.spi.IManagedTypeProvider;
>+import org.eclipse.persistence.utils.jpa.query.spi.IManagedTypeVisitor;
>+import org.eclipse.persistence.utils.jpa.query.spi.IMapping;
>+import org.eclipse.persistence.utils.jpa.query.spi.IType;
>+
>+/**
>+ * The concrete implementation of {@link IManagedType} that is wrapping the design-time
>+ * representation a "null" managed type.
>+ *
>+ * @version 3.0
>+ * @since 3.0
>+ * @author Pascal Filion
>+ */
>+final class JpaNullManagedType implements IManagedType {
>+
>+	/**
>+	 * The provider of JPA managed types.
>+	 */
>+	private final JpaManagedTypeProvider provider;
>+
>+	/**
>+	 * The design-time model object wrapped by this class.
>+	 */
>+	private final TypeMapping typeMapping;
>+
>+	/**
>+	 * Creates a new <code>JpaNullManagedType</code>.
>+	 *
>+	 * @param managedType The provider of JPA managed types
>+	 * @param typeMapping The design-time model object wrapped by this class
>+	 */
>+	JpaNullManagedType(JpaManagedTypeProvider provider, TypeMapping typeMapping) {
>+		super();
>+		this.provider    = provider;
>+		this.typeMapping = typeMapping;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public void accept(IManagedTypeVisitor visitor) {
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public IMapping getMappingNamed(String name) {
>+		return null;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public IManagedTypeProvider getProvider() {
>+		return provider;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public IType getType() {
>+		return provider.getTypeRepository().getType(typeMapping.getPersistentType().getName());
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public Iterator<IMapping> mappings() {
>+		return EmptyIterator.instance();
>+	}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaPersistenceUnit.java
>===================================================================
>RCS file: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaPersistenceUnit.java
>diff -N src/org/eclipse/jpt/jpa/core/internal/jpql/JpaPersistenceUnit.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jpt/jpa/core/internal/jpql/JpaPersistenceUnit.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,71 @@
>+/*******************************************************************************
>+ * Copyright (c) 2011 Oracle. All rights reserved.
>+ * This program and the accompanying materials are made available under the 
>+ * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
>+ * which accompanies this distribution. 
>+ * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
>+ * and the Eclipse Distribution License is available at 
>+ * http://www.eclipse.org/org/documents/edl-v10.php.
>+ *
>+ * Contributors:
>+ *     Oracle - initial API and implementation
>+ *
>+ ******************************************************************************/
>+package org.eclipse.jpt.jpa.core.internal.jpql;
>+
>+import java.util.Iterator;
>+import org.eclipse.jpt.common.utility.internal.iterators.CompositeIterator;
>+import org.eclipse.jpt.common.utility.internal.iterators.TransformationIterator;
>+import org.eclipse.jpt.jpa.core.JpaProject;
>+import org.eclipse.jpt.jpa.core.context.PersistentType;
>+import org.eclipse.jpt.jpa.core.context.persistence.ClassRef;
>+import org.eclipse.jpt.jpa.core.context.persistence.PersistenceUnit;
>+
>+/**
>+ * The concrete implementation that is wrapping the design-time representation of a persistence unit.
>+ *
>+ * @version 3.0
>+ * @since 3.0
>+ * @author Pascal Filion
>+ */
>+final class JpaPersistenceUnit extends JpaManagedTypeProvider {
>+
>+	/**
>+	 * Creates a new <code>JpaPersistenceUnit</code>.
>+	 *
>+	 * @param jpaProject The project that gives access to the application's metadata
>+	 * @param persistentUnit The design-time persistence unit
>+	 */
>+	JpaPersistenceUnit(JpaProject jpaProject, PersistenceUnit persistentUnit) {
>+		super(jpaProject, persistentUnit);
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@Override
>+	PersistenceUnit getPersistentTypeContainer() {
>+		return (PersistenceUnit) super.getPersistentTypeContainer();
>+	}
>+
>+	@SuppressWarnings("unchecked")
>+	private Iterator<ClassRef> javaClassRefs() {
>+		return new CompositeIterator<ClassRef>(
>+			getPersistentTypeContainer().specifiedClassRefs(),
>+			getPersistentTypeContainer().impliedClassRefs()
>+		);
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@Override
>+	Iterator<? extends PersistentType> persistenceTypes() {
>+		return new TransformationIterator<ClassRef, PersistentType>(javaClassRefs()) {
>+			@Override
>+			protected PersistentType transform(ClassRef classRef) {
>+				return classRef.getJavaPersistentType();
>+			}
>+		};
>+	}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaQuery.java
>===================================================================
>RCS file: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaQuery.java
>diff -N src/org/eclipse/jpt/jpa/core/internal/jpql/JpaQuery.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jpt/jpa/core/internal/jpql/JpaQuery.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,115 @@
>+/*******************************************************************************
>+ * Copyright (c) 2011 Oracle. All rights reserved.
>+ * This program and the accompanying materials are made available under the 
>+ * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
>+ * which accompanies this distribution. 
>+ * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
>+ * and the Eclipse Distribution License is available at 
>+ * http://www.eclipse.org/org/documents/edl-v10.php.
>+ *
>+ * Contributors:
>+ *     Oracle - initial API and implementation
>+ *
>+ ******************************************************************************/
>+package org.eclipse.jpt.jpa.core.internal.jpql;
>+
>+import org.eclipse.jpt.common.utility.internal.StringTools;
>+import org.eclipse.jpt.jpa.core.context.NamedQuery;
>+import org.eclipse.persistence.utils.jpa.query.spi.IQuery;
>+
>+/**
>+ * The concrete implementation of {@link IQuery} that is wrapping the design-time representation
>+ * of a JPQL query.
>+ *
>+ * @version 3.0
>+ * @since 3.0
>+ * @author Pascal Filion
>+ */
>+@SuppressWarnings("nls")
>+final class JpaQuery implements IQuery {
>+
>+	/**
>+	 * The actual JPQL query, which can differ from the one owned by the model object, which happens
>+	 * when the model is out of sync because it has not been updated yet.
>+	 */
>+	private String actualQuery;
>+
>+	/**
>+	 *  The provider of managed types.
>+	 */
>+	private JpaManagedTypeProvider provider;
>+
>+	/**
>+	 * The model object holding onto the JPQL query.
>+	 */
>+	private NamedQuery query;
>+
>+	/**
>+	 * Creates a new <code>JpaQuery</code>.
>+	 *
>+	 * @param provider The provider of managed types
>+	 * @param query The model object of the JPQL query
>+	 */
>+	JpaQuery(JpaManagedTypeProvider provider, NamedQuery query) {
>+		this(provider, query, query.getQuery());
>+	}
>+
>+	/**
>+	 * Creates a new <code>JpaQuery</code>.
>+	 *
>+	 * @param provider The provider of managed types
>+	 * @param query The model object of the JPQL query
>+	 * @param actualQuery The actual JPQL query, which can differ from the one owned by the model
>+	 * object, which happens when the model is out of sync because it has not been updated yet
>+	 */
>+	JpaQuery(JpaManagedTypeProvider provider, NamedQuery query, String actualQuery) {
>+		super();
>+		initialize(provider, query, actualQuery);
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public String getExpression() {
>+		return actualQuery;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public JpaManagedTypeProvider getProvider() {
>+		return provider;
>+	}
>+
>+	/**
>+	 * Returns the encapsulated {@link NamedQuery}, which is the actual object.
>+	 *
>+	 * @return The design-time representation of a JPQL query
>+	 */
>+	NamedQuery getQuery() {
>+		return query;
>+	}
>+
>+	private void initialize(JpaManagedTypeProvider provider, NamedQuery query, String actualQuery) {
>+
>+		this.query       = query;
>+		this.provider    = provider;
>+		this.actualQuery = actualQuery;
>+
>+		if (this.actualQuery == null) {
>+			this.actualQuery = StringTools.EMPTY_STRING;
>+		}
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@Override
>+	public String toString() {
>+		StringBuilder sb = new StringBuilder();
>+		sb.append(super.toString());
>+		sb.append(", query=");
>+		sb.append(getExpression());
>+		return sb.toString();
>+	}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaType.java
>===================================================================
>RCS file: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaType.java
>diff -N src/org/eclipse/jpt/jpa/core/internal/jpql/JpaType.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jpt/jpa/core/internal/jpql/JpaType.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,362 @@
>+/*******************************************************************************
>+ * Copyright (c) 2011 Oracle. All rights reserved.
>+ * This program and the accompanying materials are made available under the 
>+ * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
>+ * which accompanies this distribution. 
>+ * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
>+ * and the Eclipse Distribution License is available at 
>+ * http://www.eclipse.org/org/documents/edl-v10.php.
>+ *
>+ * Contributors:
>+ *     Oracle - initial API and implementation
>+ *
>+ ******************************************************************************/
>+package org.eclipse.jpt.jpa.core.internal.jpql;
>+
>+import java.lang.annotation.Annotation;
>+import java.util.ArrayList;
>+import java.util.Collection;
>+import java.util.Collections;
>+import java.util.Iterator;
>+import java.util.List;
>+import org.eclipse.core.runtime.NullProgressMonitor;
>+import org.eclipse.jdt.core.IField;
>+import org.eclipse.jdt.core.IJavaElement;
>+import org.eclipse.jdt.core.IType;
>+import org.eclipse.jdt.core.ITypeHierarchy;
>+import org.eclipse.jdt.core.dom.AST;
>+import org.eclipse.jdt.core.dom.ASTNode;
>+import org.eclipse.jdt.core.dom.ASTParser;
>+import org.eclipse.jdt.core.dom.ASTVisitor;
>+import org.eclipse.jdt.core.dom.MethodDeclaration;
>+import org.eclipse.jpt.common.utility.internal.StringTools;
>+import org.eclipse.persistence.utils.jpa.query.parser.ExpressionTools;
>+import org.eclipse.persistence.utils.jpa.query.spi.IConstructor;
>+import org.eclipse.persistence.utils.jpa.query.spi.ITypeDeclaration;
>+
>+/**
>+ * The concrete implementation of {@link org.eclipse.persistence.jpa.query.spi.IType IType} that is
>+ * wrapping the design-time representation of a Java type.
>+ *
>+ * @version 3.0
>+ * @since 3.0
>+ * @author Pascal Filion
>+ */
>+final class JpaType implements org.eclipse.persistence.utils.jpa.query.spi.IType {
>+
>+	/**
>+	 * The cached collection of {@link IConstructor constructors}.
>+	 */
>+	private Collection<IConstructor> constructors;
>+
>+	/**
>+	 * The list of names for the {@link Enum}'s constants otherwise an empty array.
>+	 */
>+	private String[] enumConstants;
>+
>+	/**
>+	 * The actual Java type.
>+	 */
>+	private Class<?> javaType;
>+
>+	/**
>+	 * The design-time representation of a Java type.
>+	 */
>+	private IType type;
>+
>+	/**
>+	 * Caches the type hierarchy of the {@link IType} in order to prevent rebuilding it each time.
>+	 */
>+	private ITypeDeclaration typeDeclaration;
>+
>+	/**
>+	 * Caches the type hierarchy of the {@link IType} in order to prevent rebuilding it each time
>+	 * {@link #isAssignableTo(org.eclipse.persistence.jpa.query.spi.IType)} is called.
>+	 */
>+	private ITypeHierarchy typeHierarchy;
>+
>+	/**
>+	 * The fully qualified name of the Java type.
>+	 */
>+	private final String typeName;
>+
>+	/**
>+	 * The external form of a type repository.
>+	 */
>+	private final JpaTypeRepository typeRepository;
>+
>+	/**
>+	 * Creates a new <code>JpaType</code>.
>+	 *
>+	 * @param typeRepository The external form of a type repository
>+	 * @param javaType The actual Java type
>+	 */
>+	JpaType(JpaTypeRepository typeRepository, Class<?> javaType) {
>+		this(typeRepository, javaType.getName());
>+		this.javaType = javaType;
>+	}
>+
>+	/**
>+	 * Creates a new <code>JpaType</code>.
>+	 *
>+	 * @param typeRepository The external form of a type repository
>+	 * @param type The design-time representation of a Java type
>+	 */
>+	JpaType(JpaTypeRepository typeRepository, IType type) {
>+		this(typeRepository, type.getFullyQualifiedName());
>+		this.type = type;
>+	}
>+
>+	/**
>+	 * Creates a new <code>JpaType</code>.
>+	 *
>+	 * @param typeRepository The external form of a type repository
>+	 * @param typeName The fully qualified name of the Java type
>+	 */
>+	JpaType(JpaTypeRepository typeRepository, String typeName) {
>+		super();
>+		this.typeName       = typeName;
>+		this.typeRepository = typeRepository;
>+	}
>+
>+	private ASTNode buildASTNode() {
>+		
>+		ASTParser parser = ASTParser.newParser(AST.JLS3);
>+
>+		if (type.getElementType() == IJavaElement.CLASS_FILE) {
>+			parser.setSource(type.getClassFile());
>+		}
>+		else {
>+			parser.setSource(type.getTypeRoot());
>+		}
>+
>+		parser.setIgnoreMethodBodies(true); // we don't need method bodies
>+		parser.setResolveBindings(true);
>+		parser.setBindingsRecovery(true); // see bugs 196200, 222735
>+
>+		return parser.createAST(new NullProgressMonitor());
>+	}
>+
>+	private IConstructor buildConstructor(MethodDeclaration method) {
>+		return new JpaConstructor(typeRepository, method);
>+	}
>+
>+	private Collection<IConstructor> buildConstructors() {
>+
>+		if (type == null) {
>+			return Collections.emptyList();
>+		}
>+
>+		final Collection<IConstructor> constructors = new ArrayList<IConstructor>();
>+		ASTNode astNode = buildASTNode();
>+
>+		astNode.accept(new ASTVisitor() {
>+			@Override
>+			public boolean visit(MethodDeclaration node) {
>+				if (node.isConstructor()) {
>+					constructors.add(buildConstructor(node));
>+				}
>+				return true;
>+			}
>+		});
>+
>+		return constructors;
>+	}
>+
>+	private String[] buildEnumConstants() {
>+
>+		try {
>+			if ((type != null) && type.isEnum()) {
>+
>+				List<String> names = new ArrayList<String>();
>+
>+				for (IField field : type.getFields()) {
>+					if (field.isEnumConstant()) {
>+						names.add(field.getElementName());
>+					}
>+				}
>+
>+				return names.toArray(new String[names.size()]);
>+			}
>+		}
>+		catch (Exception e) {
>+			// Just ignore and return an empty array
>+		}
>+
>+		return ExpressionTools.EMPTY_STRING_ARRAY;
>+	}
>+
>+	private ITypeDeclaration buildTypeDeclaration() {
>+		return new JpaTypeDeclaration(this, new ITypeDeclaration[0], false);
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public Iterator<IConstructor> constructors() {
>+		if (constructors == null) {
>+			constructors = buildConstructors();
>+		}
>+		return constructors.iterator();
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@Override
>+	public boolean equals(Object object) {
>+		return (this == object) || equals((org.eclipse.persistence.utils.jpa.query.spi.IType) object);
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public boolean equals(org.eclipse.persistence.utils.jpa.query.spi.IType type) {
>+		return (this == type) || typeName.equals(type.getName());
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public String[] getEnumConstants() {
>+		if (enumConstants == null) {
>+			enumConstants = buildEnumConstants();
>+		}
>+		return enumConstants;
>+	}
>+
>+	/**
>+	 * Returns the encapsulated Java {@link Class}, which is the actual type.
>+	 *
>+	 * @return The actual Java type
>+	 */
>+	Class<?> getJavaType() {
>+		return javaType;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public String getName() {
>+		return typeName;
>+	}
>+
>+	/**
>+	 * Returns the encapsulated {@link Type}, which is the actual type.
>+	 *
>+	 * @return The design-time representation of a Java type
>+	 */
>+	IType getType() {
>+		return type;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public ITypeDeclaration getTypeDeclaration() {
>+		if (typeDeclaration == null) {
>+			typeDeclaration = buildTypeDeclaration();
>+		}
>+		return typeDeclaration;
>+	}
>+
>+	/**
>+	 * Returns the repository that gives access to the application's classes.
>+	 *
>+	 * @return The external form of the type repository
>+	 */
>+	JpaTypeRepository getTypeRepository() {
>+		return typeRepository;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public boolean hasAnnotation(Class<? extends Annotation> annotationType) {
>+
>+		if (type != null) {
>+			return type.getAnnotation(annotationType.getName()) != null;
>+		}
>+
>+		if (javaType != null) {
>+			return javaType.isAnnotationPresent(annotationType);
>+		}
>+
>+		return false;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@Override
>+	public int hashCode() {
>+		return typeName.hashCode();
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public boolean isAssignableTo(org.eclipse.persistence.utils.jpa.query.spi.IType type) {
>+
>+		if (this == type) {
>+			return true;
>+		}
>+
>+		JpaType jpaType = (JpaType) type;
>+
>+		// Dealing with two IType
>+		if ((this.type != null) && (jpaType.type != null)) {
>+			try {
>+				// TODO: Use ASTTools.typeIsSubTypeOf() instead
>+				if (typeHierarchy == null) {
>+					typeHierarchy = this.type.newTypeHierarchy(new NullProgressMonitor());
>+				}
>+				return typeHierarchy.contains(jpaType.type);
>+			}
>+			catch (Exception e) {
>+				return false;
>+			}
>+		}
>+
>+		// Dealing with two Class<?>
>+		if ((javaType != null) && (jpaType.javaType != null)) {
>+			return jpaType.javaType.isAssignableFrom(javaType);
>+		}
>+
>+		// Anything else is always false
>+		return false;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public boolean isEnum() {
>+
>+		if (javaType != null) {
>+			return javaType.isEnum();
>+		}
>+
>+		try {
>+			return (type != null) ? type.isEnum() : false;
>+		}
>+		catch (Exception e) {
>+			// Simply ignore and return no
>+			return false;
>+		}
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public boolean isResolvable() {
>+		return (type != null) || (javaType != null);
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@Override
>+	public String toString() {
>+		return StringTools.buildToStringFor(this, typeName);
>+	}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaTypeDeclaration.java
>===================================================================
>RCS file: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaTypeDeclaration.java
>diff -N src/org/eclipse/jpt/jpa/core/internal/jpql/JpaTypeDeclaration.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jpt/jpa/core/internal/jpql/JpaTypeDeclaration.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,94 @@
>+/*******************************************************************************
>+ * Copyright (c) 2011 Oracle. All rights reserved.
>+ * This program and the accompanying materials are made available under the 
>+ * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
>+ * which accompanies this distribution. 
>+ * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
>+ * and the Eclipse Distribution License is available at 
>+ * http://www.eclipse.org/org/documents/edl-v10.php.
>+ *
>+ * Contributors:
>+ *     Oracle - initial API and implementation
>+ *
>+ ******************************************************************************/
>+package org.eclipse.jpt.jpa.core.internal.jpql;
>+
>+import org.eclipse.persistence.utils.jpa.query.spi.IType;
>+import org.eclipse.persistence.utils.jpa.query.spi.ITypeDeclaration;
>+
>+/**
>+ * The concrete implementation of {@link ITypeDeclaration} that is wrapping the design-time
>+ * representation of the declaration description of a type.
>+ *
>+ * @version 3.0
>+ * @since 3.0
>+ * @author Pascal Filion
>+ */
>+final class JpaTypeDeclaration implements ITypeDeclaration {
>+
>+	/**
>+	 * Determines whether this type represents an array or not.
>+	 */
>+	private boolean array;
>+
>+	/**
>+	 * The generics of the given type or an empty list if the type is not parameterized.
>+	 */
>+	private final ITypeDeclaration[] genericTypes;
>+
>+	/**
>+	 * The external form of the Java type.
>+	 */
>+	private final IType type;
>+
>+	/**
>+	 * Creates a new <code>JpaTypeDeclaration</code>.
>+	 *
>+	 * @param type The external form of the Java type
>+	 * @param genericTypes The generics of the given type or an empty list if the type is not
>+	 * parameterized
>+	 * @param array Determines whether this type represents an array or not
>+	 */
>+	JpaTypeDeclaration(IType type, ITypeDeclaration[] genericTypes, boolean array) {
>+		super();
>+		this.type         = type;
>+		this.genericTypes = genericTypes;
>+		this.array        = array;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public int getDimensionality() {
>+		return array ? 1 : 0; // TODO
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public IType getType() {
>+		return type;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public ITypeDeclaration[] getTypeParameters() {
>+		return genericTypes;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public boolean isArray() {
>+		return array;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@Override
>+	public String toString() {
>+		return type.getName();
>+	}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaTypeRepository.java
>===================================================================
>RCS file: src/org/eclipse/jpt/jpa/core/internal/jpql/JpaTypeRepository.java
>diff -N src/org/eclipse/jpt/jpa/core/internal/jpql/JpaTypeRepository.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jpt/jpa/core/internal/jpql/JpaTypeRepository.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,274 @@
>+/*******************************************************************************
>+ * Copyright (c) 2011 Oracle. All rights reserved.
>+ * This program and the accompanying materials are made available under the 
>+ * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
>+ * which accompanies this distribution. 
>+ * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
>+ * and the Eclipse Distribution License is available at 
>+ * http://www.eclipse.org/org/documents/edl-v10.php.
>+ *
>+ * Contributors:
>+ *     Oracle - initial API and implementation
>+ *
>+ ******************************************************************************/
>+package org.eclipse.jpt.jpa.core.internal.jpql;
>+
>+import java.util.HashMap;
>+import java.util.Map;
>+import org.eclipse.core.resources.IResource;
>+import org.eclipse.core.runtime.IPath;
>+import org.eclipse.jdt.core.IJavaProject;
>+import org.eclipse.jdt.core.JavaModelException;
>+import org.eclipse.persistence.utils.jpa.query.spi.IType;
>+import org.eclipse.persistence.utils.jpa.query.spi.ITypeRepository;
>+
>+/**
>+ * The concrete implementation of {@link ITypeRepository} that is wrapping the design-time
>+ * representation of a type repository.
>+ *
>+ * @version 3.0
>+ * @since 3.0
>+ * @author Pascal Filion
>+ */
>+@SuppressWarnings("nls")
>+final class JpaTypeRepository implements ITypeRepository {
>+
>+	/**
>+	 * The Java project that gives access the design-time objects representing the Java types.
>+	 */
>+	private final IJavaProject javaProject;
>+
>+	/**
>+	 * Keeps a map of the primitives for fast access.
>+	 */
>+	private Map<String, Class<?>> primitives;
>+
>+	/**
>+	 * The types that have been cached for faster access.
>+	 */
>+	private final Map<String, JpaType> types;
>+
>+	/**
>+	 * Creates a new <code>JpaTypeRepository</code>.
>+	 *
>+	 * @param javaProject The Java project that gives access the design-time objects representing
>+	 * the Java types
>+	 */
>+	JpaTypeRepository(IJavaProject javaProject) {
>+		super();
>+		this.javaProject = javaProject;
>+		this.types       = new HashMap<String, JpaType>();
>+	}
>+
>+	private Map<String, Class<?>> buildPrimitives() {
>+		Map<String, Class<?>> primitives = new HashMap<String, Class<?>>();
>+		primitives.put(Byte     .TYPE.getName(), Byte     .TYPE);
>+		primitives.put(Short    .TYPE.getName(), Short    .TYPE);
>+		primitives.put(Character.TYPE.getName(), Character.TYPE);
>+		primitives.put(Integer  .TYPE.getName(), Integer  .TYPE);
>+		primitives.put(Long     .TYPE.getName(), Long     .TYPE);
>+		primitives.put(Float    .TYPE.getName(), Float    .TYPE);
>+		primitives.put(Double   .TYPE.getName(), Double   .TYPE);
>+		primitives.put(Boolean  .TYPE.getName(), Boolean  .TYPE);
>+		return primitives;
>+	}
>+
>+	private JpaType buildType(Class<?> javaType) {
>+		JpaType jpaType = new JpaType(this, javaType);
>+		types.put(jpaType.getName(), jpaType);
>+		return jpaType;
>+	}
>+
>+	private JpaType buildType(org.eclipse.jdt.core.IType type) {
>+		JpaType jpaType = new JpaType(this, type);
>+		types.put(jpaType.getName(), jpaType);
>+		return jpaType;
>+	}
>+
>+	private JpaType buildType(String typeName) {
>+		return new JpaType(this, typeName);
>+	}
>+
>+	private Class<?> findPrimitive(String typeName) {
>+		if (primitives == null) {
>+			primitives = buildPrimitives();
>+		}
>+		return primitives.get(typeName);
>+	}
>+
>+	/**
>+	 * Retrieves the design-time Java type for the given type name, which has to be the fully
>+	 * qualified type name.
>+	 *
>+	 * @param typeName The fully qualified type name
>+	 * @return The design-time Java type if it could be retrieved; <code>null</code> otherwise
>+	 */
>+	private org.eclipse.jdt.core.IType findType(String typeName) {
>+		try {
>+			return javaProject.findType(typeName);
>+		}
>+		catch (JavaModelException e) {
>+			return null;
>+		}
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public JpaType getEnumType(String enumTypeName) {
>+
>+		// Get the position of the last dot so we can remove the constant
>+		int lastDotIndex = enumTypeName.lastIndexOf(".");
>+
>+		if (lastDotIndex == -1) {
>+			return null;
>+		}
>+
>+		// Retrieve the fully qualified enum type name
>+		String typeName = enumTypeName.substring(0, lastDotIndex);
>+
>+		// Attempt to load the enum type
>+		JpaType type = getType(typeName);
>+		return type.isEnum() ? type: null;
>+	}
>+
>+	/**
>+	 * Returns
>+	 *
>+	 * @return
>+	 */
>+	IJavaProject getJavaProject() {
>+		return javaProject;
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public JpaType getType(Class<?> javaClass) {
>+		return getType(javaClass.getName());
>+	}
>+
>+	/**
>+	 * Retrieves the {@link org.eclipse.jdt.core.IType IType} for the given {@link IResource}.
>+	 *
>+	 * @param resource The workspace location of the {@link org.eclipse.jdt.core.IType IType} to
>+	 * retrieve
>+	 * @return The design-time representation of a Java type
>+	 */
>+	org.eclipse.jdt.core.IType getType(IResource resource) {
>+		try {
>+			return (org.eclipse.jdt.core.IType) javaProject.findElement((IPath) resource);
>+		}
>+		catch (Exception e) {
>+			return null;
>+		}
>+	}
>+
>+	/**
>+	 * Retrieves the {@link org.eclipse.jdt.core.IType IType} for the given {@link IResource}.
>+	 *
>+	 * @param resource The workspace location of the {@link org.eclipse.jdt.core.IType IType} to
>+	 * retrieve
>+	 * @return The design-time representation of a Java type
>+	 */
>+	IType getType(org.eclipse.jdt.core.IType type) {
>+		try {
>+			IType jpaType = types.get(type.getFullyQualifiedName());
>+			if (jpaType == null) {
>+				jpaType = buildType(type);
>+			}
>+			return jpaType;
>+		}
>+		catch (Exception e) {
>+			return null;
>+		}
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public JpaType getType(String typeName) {
>+		if (typeName.charAt(0) == '[') {
>+			return loadArrayType(typeName);
>+		}
>+		return loadTypeImp(typeName);
>+	}
>+
>+	private JpaType loadArrayType(String typeName) {
>+
>+		JpaType type = types.get(typeName);
>+
>+		if (type == null) {
>+			try {
>+				// Try to see if the type is a JDK class, otherwise, just use the type name
>+				// since IType doesn't support array types
>+				type = buildType(Class.forName(typeName));
>+			}
>+			catch (Exception e) {
>+				type = buildType(typeName);
>+			}
>+
>+			types.put(typeName, type);
>+		}
>+
>+		return type;
>+	}
>+
>+	private JpaType loadInnerType(String typeName) {
>+
>+		int index = typeName.lastIndexOf(".");
>+
>+		if (index == -1) {
>+			return null;
>+		}
>+
>+		StringBuilder sb = new StringBuilder();
>+		sb.append(typeName.substring(0, index));
>+		sb.append("$");
>+		sb.append(typeName.substring(index + 1, typeName.length()));
>+		typeName = sb.toString();
>+
>+		JpaType type = types.get(typeName);
>+
>+		if (type == null) {
>+			type = loadTypeImp(typeName);
>+		}
>+
>+		return type;
>+	}
>+
>+	private JpaType loadTypeImp(String typeName) {
>+
>+		JpaType type = types.get(typeName);
>+
>+		// The type was already cached, simply return it
>+		if (type != null) {
>+			return type;
>+		}
>+
>+		// First check for primitive, they don't have a corresponding IType
>+		Class<?> primitive = findPrimitive(typeName);
>+
>+		if (primitive != null) {
>+			return buildType(primitive);
>+		}
>+
>+		// Attempt to load the Java type
>+		org.eclipse.jdt.core.IType iType = findType(typeName);
>+
>+		// A Java type exists, return it
>+		if (iType != null) {
>+			return buildType(iType);
>+		}
>+
>+		// Now try with a possible inner enum type
>+		type = loadInnerType(typeName);
>+
>+		// No Java type exists, create a "null" IType
>+		if (type == null) {
>+			type = buildType(typeName);
>+		}
>+
>+		return type;
>+	}
>+}
>\ No newline at end of file
>#P org.eclipse.jpt.jpa.ui
>Index: META-INF/MANIFEST.MF
>===================================================================
>RCS file: /cvsroot/webtools/org.eclipse.jpa/components/jpa/plugins/org.eclipse.jpt.jpa.ui/META-INF/MANIFEST.MF,v
>retrieving revision 1.3
>diff -u -r1.3 MANIFEST.MF
>--- META-INF/MANIFEST.MF	22 Feb 2011 17:58:29 -0000	1.3
>+++ META-INF/MANIFEST.MF	23 Feb 2011 15:54:17 -0000
>@@ -32,6 +32,7 @@
>  org.eclipse.jst.common.project.facet.ui;bundle-version="[1.3.100,2.0.0)",
>  org.eclipse.jst.j2ee;bundle-version="[1.1.200,2.0.0)",
>  org.eclipse.jst.j2ee.ui;bundle-version="[1.1.200,2.0.0)",
>+ org.eclipse.persistence.utils.jpa.query;bundle-version="1.0.0",
>  org.eclipse.ui.ide;bundle-version="[3.4.0,4.0.0)",
>  org.eclipse.ui.views.properties.tabbed;bundle-version="[3.4.0,4.0.0)",
>  org.eclipse.ui.navigator;bundle-version="[3.3.100,4.0.0)",
>@@ -64,6 +65,7 @@
>  org.eclipse.jpt.jpa.ui.internal.jpa2.persistence.connection;x-internal:=true,
>  org.eclipse.jpt.jpa.ui.internal.jpa2.persistence.options;x-internal:=true,
>  org.eclipse.jpt.jpa.ui.internal.jpa2.platform.generic;x-internal:=true,
>+ org.eclipse.jpt.jpa.ui.internal.jpql;x-internal:=true,
>  org.eclipse.jpt.jpa.ui.internal.listeners;x-internal:=true,
>  org.eclipse.jpt.jpa.ui.internal.menus;x-internal:=true,
>  org.eclipse.jpt.jpa.ui.internal.navigator;x-internal:=true,
>Index: src/org/eclipse/jpt/jpa/ui/internal/jpql/JpaJpqlQueryCompletionProposalComputer.java
>===================================================================
>RCS file: src/org/eclipse/jpt/jpa/ui/internal/jpql/JpaJpqlQueryCompletionProposalComputer.java
>diff -N src/org/eclipse/jpt/jpa/ui/internal/jpql/JpaJpqlQueryCompletionProposalComputer.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jpt/jpa/ui/internal/jpql/JpaJpqlQueryCompletionProposalComputer.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,605 @@
>+/*******************************************************************************
>+ * Copyright (c) 2011 Oracle. All rights reserved.
>+ * This program and the accompanying materials are made available under the 
>+ * terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0 
>+ * which accompanies this distribution. 
>+ * The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
>+ * and the Eclipse Distribution License is available at 
>+ * http://www.eclipse.org/org/documents/edl-v10.php.
>+ *
>+ * Contributors:
>+ *     Oracle - initial API and implementation
>+ *
>+ ******************************************************************************/
>+package org.eclipse.jpt.jpa.ui.internal.jpql;
>+
>+import java.util.ArrayList;
>+import java.util.Collections;
>+import java.util.Iterator;
>+import java.util.List;
>+import org.eclipse.core.resources.IFile;
>+import org.eclipse.core.runtime.IProgressMonitor;
>+import org.eclipse.core.runtime.IStatus;
>+import org.eclipse.core.runtime.Status;
>+import org.eclipse.jdt.core.CompletionContext;
>+import org.eclipse.jdt.core.ICompilationUnit;
>+import org.eclipse.jdt.core.IJavaProject;
>+import org.eclipse.jdt.core.JavaModelException;
>+import org.eclipse.jdt.core.dom.CompilationUnit;
>+import org.eclipse.jdt.ui.PreferenceConstants;
>+import org.eclipse.jdt.ui.text.java.ContentAssistInvocationContext;
>+import org.eclipse.jdt.ui.text.java.IJavaCompletionProposalComputer;
>+import org.eclipse.jdt.ui.text.java.JavaContentAssistInvocationContext;
>+import org.eclipse.jface.resource.ImageDescriptor;
>+import org.eclipse.jface.resource.ImageRegistry;
>+import org.eclipse.jface.text.contentassist.CompletionProposal;
>+import org.eclipse.jface.text.contentassist.ICompletionProposal;
>+import org.eclipse.jpt.common.core.internal.utility.jdt.ASTTools;
>+import org.eclipse.jpt.common.core.utility.TextRange;
>+import org.eclipse.jpt.jpa.core.JpaFile;
>+import org.eclipse.jpt.jpa.core.JpaStructureNode;
>+import org.eclipse.jpt.jpa.core.JptJpaCorePlugin;
>+import org.eclipse.jpt.jpa.core.context.NamedQuery;
>+import org.eclipse.jpt.jpa.core.context.java.JavaEntity;
>+import org.eclipse.jpt.jpa.core.context.java.JavaNamedQuery;
>+import org.eclipse.jpt.jpa.core.context.java.JavaPersistentType;
>+import org.eclipse.jpt.jpa.core.context.java.JavaTypeMapping;
>+import org.eclipse.jpt.jpa.core.internal.jpql.JpaJpqlQueryHelper;
>+import org.eclipse.jpt.jpa.ui.JptJpaUiPlugin;
>+import org.eclipse.jpt.jpa.ui.internal.JptUiIcons;
>+import org.eclipse.persistence.utils.jpa.query.ContentAssistItems;
>+import org.eclipse.persistence.utils.jpa.query.parser.Expression;
>+import org.eclipse.persistence.utils.jpa.query.parser.IdentifierRole;
>+import org.eclipse.persistence.utils.jpa.query.parser.JPQLExpression;
>+import org.eclipse.persistence.utils.jpa.query.parser.WordParser;
>+import org.eclipse.persistence.utils.jpa.query.spi.IEmbeddable;
>+import org.eclipse.persistence.utils.jpa.query.spi.IEntity;
>+import org.eclipse.persistence.utils.jpa.query.spi.IManagedType;
>+import org.eclipse.persistence.utils.jpa.query.spi.IManagedTypeVisitor;
>+import org.eclipse.persistence.utils.jpa.query.spi.IMappedSuperclass;
>+import org.eclipse.swt.graphics.Image;
>+import org.eclipse.swt.widgets.Display;
>+
>+/**
>+ * This computer adds content completion to a JPQL query defined in a {@link javax.persistence.NamedQuery
>+ * &#64;NamedQuery}.
>+ *
>+ * TODO: Add style to the display string by implementing ICompletionProposalExtension6.
>+ *       StyledString.QUALIFIER_STYLER
>+ *
>+ * @version 3.0
>+ * @since 3.0
>+ * @author Pascal Filion
>+ */
>+@SuppressWarnings("nls")
>+public final class JpaJpqlQueryCompletionProposalComputer implements IJavaCompletionProposalComputer {
>+
>+	/**
>+	 * Flag used to determine if the word following the cursor should be overwritten or not.
>+	 */
>+	private boolean completionOverwrite;
>+
>+	/**
>+	 * The provider of content assist items based on the position of the cursor within the JPQL query.
>+	 */
>+	private ContentAssistItems contentAssistItems;
>+
>+	/**
>+	 * The local registry containing the images used to display the possible choices. The registry is
>+	 * disposed when the session ended.
>+	 */
>+	private ImageRegistry imageRegistry;
>+
>+	/**
>+	 * This helper is responsible to retrieve the possible choices to complete or to add more
>+	 * information to a JPQL based on the position of the cursor.
>+	 */
>+	private JpaJpqlQueryHelper queryHelper;
>+
>+	/**
>+	 * Creates a new <code>JpaQueryCompletionProposalComputer</code>.
>+	 */
>+	public JpaJpqlQueryCompletionProposalComputer() {
>+		super();
>+	}
>+
>+	private Image abstractSchemaNameImage(String abstractSchemaName) {
>+		IManagedType managedType = queryHelper.getQuery().getProvider().getManagedType(abstractSchemaName);
>+		ManagedTypeVisitor visitor = new ManagedTypeVisitor();
>+		managedType.accept(visitor);
>+		return getImage(visitor.imageKey);
>+	}
>+
>+	/**
>+	 * Adds {@link ICompletionProposal ICompletionProposals} for the abstract schema names that are
>+	 * possible choices.
>+	 *
>+	 * @param query The current value of the JPQL query
>+	 * @param position The position of the cursor within the JPQL query
>+	 * @param offset The position of the cursor within the document
>+	 * @param proposals The list used to store the new {@link ICompletionProposal ICompletionProposals}
>+	 */
>+	private void addAbstractSchemaNames(String query, int position, int offset, List<ICompletionProposal> proposals) {
>+		for (Iterator<String> iter = contentAssistItems.abstractSchemaNames(); iter.hasNext(); ) {
>+			ICompletionProposal proposal = buildAbstractSchemaNameProposal(query, iter.next(), position, offset);
>+			proposals.add(proposal);
>+		}
>+	}
>+
>+	/**
>+	 * Adds {@link ICompletionProposal ICompletionProposals} for the identification variables that
>+	 * are possible choices.
>+	 *
>+	 * @param query The current value of the JPQL query
>+	 * @param position The position of the cursor within the JPQL query
>+	 * @param offset The position of the cursor within the document
>+	 * @param proposals The list used to store the new {@link ICompletionProposal ICompletionProposals}
>+	 */
>+	private void addIdentificationVariables(String query, int position, int offset, List<ICompletionProposal> proposals) {
>+		for (Iterator<String> iter = contentAssistItems.identificationVariables(); iter.hasNext(); ) {
>+			ICompletionProposal proposal = buildIdentificationVariableProposal(query, iter.next(), position, offset);
>+			proposals.add(proposal);
>+		}
>+	}
>+
>+	/**
>+	 * Adds {@link ICompletionProposal ICompletionProposals} for the JPQL identifiers that are
>+	 * possible choices.
>+	 *
>+	 * @param query The current value of the JPQL query
>+	 * @param position The position of the cursor within the JPQL query
>+	 * @param offset The position of the cursor within the document
>+	 * @param proposals The list used to store the new {@link ICompletionProposal ICompletionProposals}
>+	 */
>+	private void addIdentifiers(String query, int position, int offset, List<ICompletionProposal> proposals) {
>+		for (Iterator<String> iter = contentAssistItems.identifiers(); iter.hasNext(); ) {
>+			ICompletionProposal proposal = buildIdentifierProposal(query, iter.next(), position, offset);
>+			proposals.add(proposal);
>+		}
>+	}
>+
>+	/**
>+	 * Adds {@link ICompletionProposal ICompletionProposals} for the state fields and association
>+	 * fields that are possible choices.
>+	 *
>+	 * @param query The current value of the JPQL query
>+	 * @param position The position of the cursor within the JPQL query
>+	 * @param offset The position of the cursor within the document
>+	 * @param proposals The list used to store the new {@link ICompletionProposal ICompletionProposals}
>+	 */
>+	private void addProperties(String query, int position, int offset, List<ICompletionProposal> proposals) {
>+		for (Iterator<String> iter = contentAssistItems.properties(); iter.hasNext(); ) {
>+			ICompletionProposal proposal = buildPropertyProposal(query, iter.next(), position, offset);
>+			proposals.add(proposal);
>+		}
>+	}
>+
>+	private ICompletionProposal buildAbstractSchemaNameProposal(String query,
>+	                                                            String choice,
>+	                                                            int position,
>+	                                                            int offset) {
>+		return buildProposal(
>+			query,
>+			choice,
>+			choice,
>+			abstractSchemaNameImage(choice),
>+			position,
>+			offset
>+		);
>+	}
>+
>+	private String buildIdentificationVariableDisplayString(String identificationVariable) {
>+
>+		String schemaName = contentAssistItems.getAbstractSchemaName(identificationVariable);
>+
>+		if (schemaName != null) {
>+			identificationVariable += " : " + schemaName;
>+		}
>+
>+		return identificationVariable;
>+	}
>+
>+	private ICompletionProposal buildIdentificationVariableProposal(String query, String choice, int position, int offset) {
>+		return buildProposal(
>+			query,
>+			choice,
>+			buildIdentificationVariableDisplayString(choice),
>+			getImage("full/obj16/jpql.variable"), // TODO
>+			position,
>+			offset
>+		);
>+	}
>+
>+	private ICompletionProposal buildIdentifierProposal(String query,
>+	                                                    String choice,
>+	                                                    int position,
>+	                                                    int offset) {
>+
>+		IdentifierRole role = JPQLExpression.identifierRole(choice);
>+		boolean realFunction = (role == IdentifierRole.FUNCTION) && isRealFunction(choice);
>+		int cursorOffset = 0;
>+
>+		// For JPQL function, we add () to the display string, example: AVG()
>+		// But for TRUE, FALSE, etc, we don't add ()
>+		if (realFunction) {
>+			choice += "()";
>+			cursorOffset--;
>+		}
>+
>+		return buildProposal(
>+			query,
>+			choice,
>+			choice,
>+			identifierImage(role, realFunction),
>+			position,
>+			offset,
>+			cursorOffset
>+		);
>+	}
>+
>+	private ICompletionProposal buildPropertyProposal(String query, String choice, int position, int offset) {
>+		return buildProposal(query, choice, choice, mappingImage(choice), position, offset);
>+	}
>+
>+	private ICompletionProposal buildProposal(String query,
>+	                                          String choice,
>+	                                          String displayString,
>+	                                          Image image,
>+	                                          int position,
>+	                                          int offset) {
>+
>+		StringBuilder newQuery = new StringBuilder(query);
>+		newQuery.insert(position, choice);
>+
>+		return buildProposal(
>+			query,
>+			choice,
>+			displayString,
>+			image,
>+			position,
>+			offset,
>+			0
>+		);
>+	}
>+
>+	/**
>+	 * TODO: Possibly remove the behavior used to manipulate the new query and move it to new
>+	 * subclasses of ICompletionProposal that would take care of it. A ICompletionProposal per
>+	 * proposal type.
>+	 */
>+	private ICompletionProposal buildProposal(String query,
>+	                                          String choice,
>+	                                          String displayString,
>+	                                          Image image,
>+	                                          int position,
>+	                                          int offset,
>+	                                          int cursorOffset) {
>+
>+		StringBuilder newQuery = new StringBuilder(query);
>+
>+		// First remove from the choice the partial word, which is the non-whitespace or delimiter
>+		// characters before the cursor so when adding the choice, we don't add duplicate characters.
>+		// Example: Emp|, we don't want to add EmpEmployee but Employee, so we remove Emp from the choice
>+		WordParser wordParser = new WordParser(query);
>+		wordParser.setPosition(position);
>+		String partialWord = wordParser.partialWord(position);
>+
>+		if (partialWord.length() > 0) {
>+			// Don't remove path expression that is before the last dot, for example:
>+			// e.z| or e.zipcode.|, we don't want to remove e. and e.zipcode respectively
>+			int index = query.lastIndexOf('.', position);
>+			if (index == -1) {
>+				index = partialWord.length();
>+				choice = choice.substring(index);
>+			}
>+			else if (position - partialWord.length() < index) {
>+				index = position - index - 1;
>+				choice = choice.substring(index);
>+			}
>+		}
>+
>+		// Now check if we should remove the rest of the word at the cursor position
>+		// before adding the choice
>+		if (completionOverwrite) {
>+			String potentialWord = wordParser.potentialWord();
>+			newQuery.delete(position, position + potentialWord.length());
>+		}
>+
>+		// Create what could be the new query if the choice was added
>+		newQuery.insert(position, choice);
>+
>+		return new CompletionProposal(
>+			newQuery.toString(),
>+			offset + 1,
>+			query.length(),
>+			position + choice.length() + cursorOffset,
>+			image,
>+			displayString,
>+			null,
>+			null
>+		);
>+	}
>+
>+	private List<ICompletionProposal> buildProposals(NamedQuery namedQuery,
>+	                                                 String actualQuery,
>+	                                                 int tokenStart,
>+	                                                 int position,
>+	                                                 CompletionContext completionContext) {
>+
>+		completionOverwrite = isCompletionOverwrite(namedQuery.getJpaProject().getJavaProject());
>+		List<ICompletionProposal> proposals = new ArrayList<ICompletionProposal>();
>+
>+		queryHelper = new JpaJpqlQueryHelper(namedQuery, actualQuery);
>+		contentAssistItems = queryHelper.buildContentAssistItems(position);
>+
>+		addAbstractSchemaNames    (actualQuery, position, tokenStart, proposals);
>+		addIdentificationVariables(actualQuery, position, tokenStart, proposals);
>+		addIdentifiers            (actualQuery, position, tokenStart, proposals);
>+		addProperties             (actualQuery, position, tokenStart, proposals);
>+
>+		return proposals;
>+	}
>+
>+	private void checkCanceled(IProgressMonitor monitor) throws InterruptedException {
>+		if (monitor.isCanceled()) {
>+			throw new InterruptedException();
>+		}
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@SuppressWarnings("rawtypes")
>+	public List computeCompletionProposals(ContentAssistInvocationContext context, IProgressMonitor monitor) {
>+
>+		if (context instanceof JavaContentAssistInvocationContext) {
>+			monitor.beginTask(null, 100);
>+			try {
>+				return computeCompletionProposals((JavaContentAssistInvocationContext) context, monitor);
>+			}
>+			catch (Exception e) {
>+				Status status = new Status(IStatus.ERROR, JptJpaCorePlugin.PLUGIN_ID, "Can't retrieve JPQL proposals due to an internal error.", e);
>+				JptJpaCorePlugin.log(status);
>+			}
>+			finally {
>+				monitor.done();
>+			}
>+		}
>+
>+		return Collections.emptyList();
>+	}
>+
>+	private List<ICompletionProposal> computeCompletionProposals(JavaContentAssistInvocationContext context,
>+	                                                             IProgressMonitor monitor) throws Exception {
>+
>+		ICompilationUnit compilationUnit = context.getCompilationUnit();
>+		if (compilationUnit == null) return Collections.emptyList();
>+
>+		IFile file = getCorrespondingResource(compilationUnit);
>+		if (file == null) return Collections.emptyList();
>+
>+		JpaFile jpaFile = JptJpaCorePlugin.getJpaFile(file);
>+		if (jpaFile == null) return Collections.emptyList();
>+
>+		monitor.worked(80);
>+		checkCanceled(monitor);
>+
>+		Iterator<JpaStructureNode> rootStructureNodes = jpaFile.rootStructureNodes();
>+		if (!rootStructureNodes.hasNext()) return Collections.emptyList();
>+
>+		CompletionContext completionContext = context.getCoreContext();
>+
>+		// The token "start" is the offset of the token's first character
>+		int tokenStart = completionContext.getTokenStart();
>+
>+		// Not sure why this happens - see bug 242286
>+		if (tokenStart == -1) {
>+			return Collections.emptyList();
>+		}
>+
>+		CompilationUnit astRoot = ASTTools.buildASTRoot(compilationUnit);
>+
>+		for (Iterator<JpaStructureNode> iter = rootStructureNodes; iter.hasNext(); ) {
>+			// First find the Named Query node
>+			JavaNamedQuery namedQuery = findNamedQuery(iter.next(), astRoot, tokenStart);
>+
>+			if (namedQuery != null) {
>+				// Make sure the position within the query (inside the double quotes)
>+				TextRange textRange = namedQuery.getQueryAnnotation().getQueryTextRange(astRoot);
>+				int position = completionContext.getOffset() - textRange.getOffset() - 1;
>+
>+				if (position >= 0) {
>+					// Retrieve the actual value of the element "query" since the content assist can be
>+					// invoked before the model received the new content
>+					int tokenEnd = completionContext.getTokenEnd();
>+					String actualQuery = context.getDocument().get(tokenStart + 1, tokenEnd - tokenStart - 1);
>+
>+					// Now create the proposals
>+					return buildProposals(namedQuery, actualQuery, tokenStart, position, completionContext);
>+				}
>+			}
>+		}
>+
>+		return Collections.emptyList();
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	@SuppressWarnings("rawtypes")
>+	public List computeContextInformation(ContentAssistInvocationContext context,
>+	                                      IProgressMonitor monitor) {
>+
>+		return Collections.emptyList();
>+	}
>+
>+	private JavaNamedQuery findNamedQuery(JpaStructureNode structureNode,
>+	                                      CompilationUnit astRoot,
>+	                                      int tokenStart) {
>+
>+		if (structureNode instanceof JavaPersistentType) {
>+			JavaPersistentType persistentType = (JavaPersistentType) structureNode;
>+			JavaTypeMapping typeMapping = persistentType.getMapping();
>+
>+			if (typeMapping instanceof JavaEntity) {
>+				JavaEntity entity = (JavaEntity) typeMapping;
>+
>+				for (Iterator<JavaNamedQuery> queries = entity.getQueryContainer().namedQueries(); queries.hasNext(); ) {
>+					JavaNamedQuery namedQuery = queries.next();
>+					TextRange textRange = namedQuery.getQueryAnnotation().getQueryTextRange(astRoot);
>+
>+					if (textRange.includes(tokenStart)) {
>+						return namedQuery;
>+					}
>+				}
>+			}
>+		}
>+
>+		return null;
>+	}
>+
>+	private IFile getCorrespondingResource(ICompilationUnit compilationUnit) {
>+		try {
>+			return (IFile) compilationUnit.getCorrespondingResource();
>+		}
>+		catch (JavaModelException ex) {
>+			JptJpaCorePlugin.log(ex);
>+			return null;
>+		}
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public String getErrorMessage() {
>+		return null;
>+	}
>+
>+	private Image getImage(String key) {
>+		ImageRegistry imageRegistry = getImageRegistry();
>+		Image image = imageRegistry.get(key);
>+		if (image == null) {
>+			imageRegistry.put(key, getImageDescriptor(key));
>+			image = imageRegistry.get(key);
>+		}
>+		return image;
>+	}
>+
>+	/**
>+	 * Returns an image descriptor for the specified <code>.gif<code> file in the icons folder.
>+	 */
>+	private ImageDescriptor getImageDescriptor(String key) {
>+		return JptJpaUiPlugin.getImageDescriptor(key);
>+	}
>+
>+	private ImageRegistry getImageRegistry() {
>+		if (imageRegistry == null) {
>+			imageRegistry = new ImageRegistry(Display.getCurrent());
>+		}
>+		return imageRegistry;
>+	}
>+
>+	@SuppressWarnings("fallthrough")
>+	private Image identifierImage(IdentifierRole role, boolean realFunction) {
>+
>+		if (role != null) {
>+			switch (role) {
>+				case FUNCTION: {
>+					if (realFunction) {
>+						// TODO
>+						return getImage("full/obj16/jpql.function");
>+					}
>+				}
>+				default: {
>+					// TODO
>+					return getImage("full/obj16/jpql.identifier");
>+				}
>+			}
>+		}
>+
>+		return null;
>+	}
>+
>+	private boolean isCompletionOverwrite(IJavaProject javaProject) {
>+		String value = PreferenceConstants.getPreference(PreferenceConstants.CODEASSIST_INSERT_COMPLETION, javaProject);
>+		return !Boolean.valueOf(value);
>+	}
>+
>+	private boolean isRealFunction(String identifier) {
>+		return identifier != Expression.TRUE         &&
>+		       identifier != Expression.FALSE        &&
>+		       identifier != Expression.NULL         &&
>+		       identifier != Expression.CURRENT_DATE &&
>+		       identifier != Expression.CURRENT_TIME &&
>+		       identifier != Expression.CURRENT_TIMESTAMP;
>+	}
>+
>+	private Image mappingImage(String propertyName) {
>+		switch (contentAssistItems.getMappingType(propertyName)) {
>+			case BASIC:               return getImage(JptUiIcons.BASIC);
>+			case BASIC_COLLECTION:    return getImage(JptUiIcons.ELEMENT_COLLECTION);
>+			case BASIC_MAP:           return getImage(JptUiIcons.ELEMENT_COLLECTION);
>+			case ELEMENT_COLLECTION:  return getImage(JptUiIcons.ELEMENT_COLLECTION);
>+			case EMBEDDED:            return getImage(JptUiIcons.EMBEDDED);
>+			case EMBEDDED_ID:         return getImage(JptUiIcons.EMBEDDED_ID);
>+			case ID:                  return getImage(JptUiIcons.ID);
>+			case MANY_TO_MANY:        return getImage(JptUiIcons.MANY_TO_MANY);
>+			case MANY_TO_ONE:         return getImage(JptUiIcons.MANY_TO_ONE);
>+			case ONE_TO_MANY:         return getImage(JptUiIcons.ONE_TO_MANY);
>+			case ONE_TO_ONE:          return getImage(JptUiIcons.ONE_TO_ONE);
>+			case TRANSFORMATION:      return getImage(JptUiIcons.TRANSIENT);  // TODO
>+			case VARIABLE_ONE_TO_ONE: return getImage(JptUiIcons.ONE_TO_ONE); // TODO
>+			case VERSION:             return getImage(JptUiIcons.VERSION);
>+			default:                  return getImage(JptUiIcons.TRANSIENT);
>+		}
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public void sessionEnded() {
>+
>+		queryHelper = null;
>+		contentAssistItems = null;
>+
>+		if (imageRegistry != null) {
>+			imageRegistry.dispose();
>+		}
>+	}
>+
>+	/**
>+	 * {@inheritDoc}
>+	 */
>+	public void sessionStarted() {
>+		// Nothing to do
>+	}
>+
>+	private class ManagedTypeVisitor implements IManagedTypeVisitor {
>+
>+		/**
>+		 * The key used to retrieve the image representing the managed type.
>+		 */
>+		String imageKey;
>+
>+		/**
>+		 * {@inheritDoc}
>+		 */
>+		public void visit(IEmbeddable embeddable) {
>+			imageKey = JptUiIcons.EMBEDDABLE;
>+		}
>+
>+		/**
>+		 * {@inheritDoc}
>+		 */
>+		public void visit(IEntity entity) {
>+			imageKey = JptUiIcons.ENTITY;
>+		}
>+
>+		/**
>+		 * {@inheritDoc}
>+		 */
>+		public void visit(IMappedSuperclass mappedSuperclass) {
>+			imageKey = JptUiIcons.MAPPED_SUPERCLASS;
>+		}
>+	}
>+}
>\ No newline at end of file

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Attachments on bug 337930: 189609 | 189610 | 189632 | 189633 | 190326 | 190327 | 191181 | 191182 | 191457 | 191822 | 192304 | 192454 | 193077