Attachment 188224 Details for Bug 335173 – fix + tests v0.9

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[patch] fix + tests v0.9

correct number of parentheses18.txt (text/plain), 65.60 KB, created by Deepak Azad

on 2011-02-03 08:12:00 EST

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Filename:

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Creator: Deepak Azad

Created: 2011-02-03 08:12:00 EST

Size: 65.60 KB

patch

obsolete

>### Eclipse Workspace Patch 1.0
>#P org.eclipse.jdt.ui
>Index: core extension/org/eclipse/jdt/internal/corext/codemanipulation/GetterSetterUtil.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui/core extension/org/eclipse/jdt/internal/corext/codemanipulation/GetterSetterUtil.java,v
>retrieving revision 1.29
>diff -u -r1.29 GetterSetterUtil.java
>--- core extension/org/eclipse/jdt/internal/corext/codemanipulation/GetterSetterUtil.java	16 Feb 2009 11:52:17 -0000	1.29
>+++ core extension/org/eclipse/jdt/internal/corext/codemanipulation/GetterSetterUtil.java	3 Feb 2011 12:55:28 -0000
>@@ -37,6 +37,7 @@
> import org.eclipse.jdt.core.dom.rewrite.ASTRewrite;
> 
> import org.eclipse.jdt.internal.corext.dom.ASTNodes;
>+import org.eclipse.jdt.internal.corext.fix.MissingNecessaryParenthesesChecker;
> import org.eclipse.jdt.internal.corext.util.JavaModelUtil;
> import org.eclipse.jdt.internal.corext.util.JdtFlags;
> 
>@@ -336,7 +337,7 @@
> 			castTo= ast.newPrimitiveType(PrimitiveType.SHORT);
> 		if (castTo != null) {
> 			CastExpression cast= ast.newCastExpression();
>-			if (ASTNodes.needsParentheses(expression)) {
>+			if (MissingNecessaryParenthesesChecker.isParenthesesNeeded(expression)) {
> 				ParenthesizedExpression parenthesized= ast.newParenthesizedExpression();
> 				parenthesized.setExpression(expression);
> 				cast.setExpression(parenthesized);
>Index: core extension/org/eclipse/jdt/internal/corext/dom/ASTNodes.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui/core extension/org/eclipse/jdt/internal/corext/dom/ASTNodes.java,v
>retrieving revision 1.106
>diff -u -r1.106 ASTNodes.java
>--- core extension/org/eclipse/jdt/internal/corext/dom/ASTNodes.java	5 Aug 2010 08:09:53 -0000	1.106
>+++ core extension/org/eclipse/jdt/internal/corext/dom/ASTNodes.java	3 Feb 2011 12:55:28 -0000
>@@ -1,5 +1,5 @@
> /*******************************************************************************
>- * Copyright (c) 2000, 2010 IBM Corporation and others.
>+ * Copyright (c) 2000, 2011 IBM Corporation and others.
> * 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
>@@ -42,7 +42,6 @@
> import org.eclipse.jdt.core.dom.ASTVisitor;
> import org.eclipse.jdt.core.dom.AbstractTypeDeclaration;
> import org.eclipse.jdt.core.dom.AnonymousClassDeclaration;
>-import org.eclipse.jdt.core.dom.ArrayAccess;
> import org.eclipse.jdt.core.dom.ArrayType;
> import org.eclipse.jdt.core.dom.Assignment;
> import org.eclipse.jdt.core.dom.BodyDeclaration;
>@@ -73,13 +72,10 @@
> import org.eclipse.jdt.core.dom.PrimitiveType;
> import org.eclipse.jdt.core.dom.QualifiedName;
> import org.eclipse.jdt.core.dom.QualifiedType;
>-import org.eclipse.jdt.core.dom.ReturnStatement;
> import org.eclipse.jdt.core.dom.SimpleName;
> import org.eclipse.jdt.core.dom.SimpleType;
> import org.eclipse.jdt.core.dom.SingleVariableDeclaration;
> import org.eclipse.jdt.core.dom.StructuralPropertyDescriptor;
>-import org.eclipse.jdt.core.dom.SwitchCase;
>-import org.eclipse.jdt.core.dom.SwitchStatement;
> import org.eclipse.jdt.core.dom.Type;
> import org.eclipse.jdt.core.dom.VariableDeclaration;
> import org.eclipse.jdt.core.dom.VariableDeclarationExpression;
>@@ -88,7 +84,6 @@
> import org.eclipse.jdt.core.dom.WhileStatement;
> 
> import org.eclipse.jdt.internal.corext.codemanipulation.StubUtility;
>-import org.eclipse.jdt.internal.corext.refactoring.code.OperatorPrecedence;
> import org.eclipse.jdt.internal.corext.util.CodeFormatterUtil;
> import org.eclipse.jdt.internal.corext.util.Strings;
> 
>@@ -429,58 +424,6 @@
> 			|| locationInParent == DoStatement.BODY_PROPERTY;
> 	}
> 
>-	public static boolean needsParentheses(Expression expression) {
>-		int type= expression.getNodeType();
>-		return type == ASTNode.INFIX_EXPRESSION || type == ASTNode.CONDITIONAL_EXPRESSION ||
>-			type == ASTNode.PREFIX_EXPRESSION || type == ASTNode.POSTFIX_EXPRESSION ||
>-			type == ASTNode.CAST_EXPRESSION || type == ASTNode.INSTANCEOF_EXPRESSION;
>-	}
>-
>-	/**
>-	 * Checks whether <code>substitute</code> must be parenthesized when used to replace
>-	 * <code>location</code>.
>-	 * 
>-	 * @param substitute substitute expression
>-	 * @param location expression to be replaced
>-	 * @return <code>true</code> iff <code>substitute</code> must be parenthesized when used to
>-	 * replace <code>location</code>
>-	 */
>-	public static boolean substituteMustBeParenthesized(Expression substitute, Expression location) {
>-		if (substitute instanceof Assignment) //for esthetic reasons
>-			return true;
>-
>- 	if (!needsParentheses(substitute))
>- 		return false;
>-
>- 	ASTNode parent= location.getParent();
>- 	StructuralPropertyDescriptor locationInParent= location.getLocationInParent();
>-		if (locationInParent instanceof ChildListPropertyDescriptor && locationInParent != InfixExpression.EXTENDED_OPERANDS_PROPERTY) {
>-			// e.g. argument lists of MethodInvocation, ClassInstanceCreation, ...
>- 			return false;
>- 	} else if (locationInParent == VariableDeclarationFragment.INITIALIZER_PROPERTY) {
>- 			return false;
>- 	} else if (locationInParent == SingleVariableDeclaration.INITIALIZER_PROPERTY) {
>- 		return false;
>- 	} else if (locationInParent == ReturnStatement.EXPRESSION_PROPERTY) {
>- 		return false;
>- 	} else if (locationInParent == EnhancedForStatement.EXPRESSION_PROPERTY) {
>- 		return false;
>- 	} else if (locationInParent == SwitchStatement.EXPRESSION_PROPERTY) {
>- 		return false;
>- 	} else if (locationInParent == SwitchCase.EXPRESSION_PROPERTY) {
>- 		return false;
>- 	} else if (locationInParent == ArrayAccess.INDEX_PROPERTY) {
>- 		return false;
>- 	} else if (parent instanceof Expression) {
>-			int substitutePrecedence= OperatorPrecedence.getExpressionPrecedence(substitute);
>-			int locationPrecedence= OperatorPrecedence.getExpressionPrecedence((Expression)parent);
>-			if (substitutePrecedence > locationPrecedence)
>-				return false;
>-		}
>-
>- return true;
>-	}
>-
> 	/**
> 	 * Returns the type to which an inlined variable initializer should be cast, or
> 	 * <code>null</code> if no cast is necessary.
>Index: core extension/org/eclipse/jdt/internal/corext/fix/ExpressionsFix.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui/core extension/org/eclipse/jdt/internal/corext/fix/ExpressionsFix.java,v
>retrieving revision 1.18
>diff -u -r1.18 ExpressionsFix.java
>--- core extension/org/eclipse/jdt/internal/corext/fix/ExpressionsFix.java	29 Jan 2011 05:29:11 -0000	1.18
>+++ core extension/org/eclipse/jdt/internal/corext/fix/ExpressionsFix.java	3 Feb 2011 12:55:28 -0000
>@@ -12,7 +12,6 @@
> 
> import java.util.ArrayList;
> import java.util.HashSet;
>-import java.util.Iterator;
> 
> import org.eclipse.core.runtime.CoreException;
> 
>@@ -22,16 +21,12 @@
> import org.eclipse.jdt.core.dom.ASTNode;
> import org.eclipse.jdt.core.dom.ASTVisitor;
> import org.eclipse.jdt.core.dom.CompilationUnit;
>-import org.eclipse.jdt.core.dom.ConditionalExpression;
> import org.eclipse.jdt.core.dom.Expression;
>-import org.eclipse.jdt.core.dom.ITypeBinding;
> import org.eclipse.jdt.core.dom.InfixExpression;
>-import org.eclipse.jdt.core.dom.InfixExpression.Operator;
> import org.eclipse.jdt.core.dom.InstanceofExpression;
> import org.eclipse.jdt.core.dom.ParenthesizedExpression;
> import org.eclipse.jdt.core.dom.rewrite.ASTRewrite;
> 
>-import org.eclipse.jdt.internal.corext.refactoring.code.OperatorPrecedence;
> import org.eclipse.jdt.internal.corext.refactoring.structure.CompilationUnitRewrite;
> import org.eclipse.jdt.internal.corext.refactoring.util.NoCommentSourceRangeComputer;
> 
>@@ -86,169 +81,12 @@
> 		}
> 
> 		public boolean visit(ParenthesizedExpression node) {
>-			if (canRemoveParenthesis(node)) {
>+			if (MissingNecessaryParenthesesChecker.canRemoveParentheses(node)) {
> 				fNodes.add(node);
> 			}
> 
> 			return true;
> 		}
>-
>-		/*
>-		 * Can the parenthesis around node be removed?
>-		 */
>-		private boolean canRemoveParenthesis(ParenthesizedExpression node) {
>-			ASTNode parent= node.getParent();
>-			if (!(parent instanceof Expression))
>-				return true;
>-
>-			Expression parentExpression= (Expression) parent;
>-			if (parentExpression instanceof ParenthesizedExpression)
>-				return true;
>-
>-			Expression expression= getExpression(node);
>-
>-			int expressionPrecedence= OperatorPrecedence.getExpressionPrecedence(expression);
>-			int parentPrecedence= OperatorPrecedence.getExpressionPrecedence(parentExpression);
>-
>-			if (expressionPrecedence > parentPrecedence)
>-				//(opEx) opParent and opEx binds more -> can safely remove
>-				return true;
>-
>-			if (expressionPrecedence < parentPrecedence)
>-				//(opEx) opParent and opEx binds less -> do not remove
>-				return false;
>-
>-			//(opEx) opParent binds equal
>-
>-			if (parentExpression instanceof InfixExpression) {
>-				InfixExpression parentInfix= (InfixExpression) parentExpression;
>-				if (parentInfix.getLeftOperand() == node) {
>-					//we have (expr op expr) op expr
>-					//infix expressions are evaluated from left to right -> can safely remove
>-					return true;
>-				} else if (isAssociative(parentInfix)) {
>-					//we have parent op (expr op expr) and op is associative
>-					//left op (right) == (right) op left == right op left
>-					if (expression instanceof InfixExpression) {
>-						InfixExpression infixExpression= (InfixExpression) expression;
>-						Operator operator= infixExpression.getOperator();
>-						if (parentInfix.getOperator() != InfixExpression.Operator.TIMES)
>-							return true;
>-
>-						if (operator == InfixExpression.Operator.TIMES)
>-							// x * (y * z) == x * y * z
>-							return true;
>-
>-						if (operator == InfixExpression.Operator.REMAINDER)
>-							// x * (y % z) != x * y % z
>-							return false;
>-
>-						//x * (y / z) == z * y / z iff no rounding
>-						ITypeBinding binding= infixExpression.resolveTypeBinding();
>-						if (binding == null)
>-							return false;
>-
>-						if (!binding.isPrimitive())
>-							return false;
>-
>-						String name= binding.getName();
>-						if (isIntegerNumber(name))
>-							//rounding involved
>-							return false;
>-
>-						return true;
>-					}
>-					return true;
>-				} else {
>-					return false;
>-				}
>-			} else if (parentExpression instanceof ConditionalExpression) {
>-				ConditionalExpression conditionalExpression= (ConditionalExpression) parentExpression;
>-				if (conditionalExpression.getElseExpression() != node)
>-					return false;
>-			}
>-
>-			return true;
>-		}
>-
>-		private boolean isIntegerNumber(String name) {
>-			return "int".equals(name) || "long".equals(name) || "byte".equals(name) || "char".equals(name) || "short".equals(name); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$
>-		}
>-
>-		/*
>-		 * Get the expression wrapped by the parentheses
>-		 * i.e. ((((expression)))) -> expression
>-		 */
>-		private Expression getExpression(ParenthesizedExpression node) {
>-			Expression expression= node.getExpression();
>-			while (expression instanceof ParenthesizedExpression) {
>-				expression= ((ParenthesizedExpression) expression).getExpression();
>-			}
>-			return expression;
>-		}
>-
>-		/**
>-		 * Is the given expression associative?
>-		 * 
>-		 * This is true if and only if: 
>-		 * <code>left operator (right) == (right) operator left == right operator left</code>
>-		 * 
>-		 *
>-		 * @param expression the expression to inspect
>-		 * @return true if expression is associative
>-		 */
>-		public static boolean isAssociative(InfixExpression expression) {
>-			Operator operator= expression.getOperator();
>-			if (operator == InfixExpression.Operator.PLUS) {
>-				return isAllOperandsHaveSameType(expression);
>-			}
>-
>-			if (operator == Operator.LESS || operator == Operator.LESS_EQUALS || operator == Operator.GREATER || operator == Operator.GREATER_EQUALS) {
>-				return isAllOperandsHaveSameType(expression);
>-			}
>-
>-			if (operator == InfixExpression.Operator.CONDITIONAL_AND)
>-				return true;
>-
>-			if (operator == InfixExpression.Operator.CONDITIONAL_OR)
>-				return true;
>-
>-			if (operator == InfixExpression.Operator.AND)
>-				return true;
>-
>-			if (operator == InfixExpression.Operator.OR)
>-				return true;
>-
>-			if (operator == InfixExpression.Operator.XOR)
>-				return true;
>-
>-			if (operator == InfixExpression.Operator.TIMES)
>-				return true;
>-
>-			return false;
>-		}
>-
>-		/*
>-		 * Do all operands in expression have same type
>-		 */
>-		private static boolean isAllOperandsHaveSameType(InfixExpression expression) {
>-			ITypeBinding binding= expression.getLeftOperand().resolveTypeBinding();
>-			if (binding == null)
>-				return false;
>-
>-			ITypeBinding current= expression.getRightOperand().resolveTypeBinding();
>-			if (binding != current)
>-				return false;
>-
>-			for (Iterator iterator= expression.extendedOperands().iterator(); iterator.hasNext();) {
>-				Expression operand= (Expression) iterator.next();
>-				current= operand.resolveTypeBinding();
>-				if (binding != current)
>-					return false;
>-			}
>-
>-			return true;
>-		}
> 	}
> 
> 	private static class AddParenthesisOperation extends CompilationUnitRewriteOperation {
>@@ -385,5 +223,4 @@
> 	protected ExpressionsFix(String name, CompilationUnit compilationUnit, CompilationUnitRewriteOperation[] fixRewriteOperations) {
> 		super(name, compilationUnit, fixRewriteOperations);
> 	}
>-
> }
>Index: core extension/org/eclipse/jdt/internal/corext/fix/MissingNecessaryParenthesesChecker.java
>===================================================================
>RCS file: core extension/org/eclipse/jdt/internal/corext/fix/MissingNecessaryParenthesesChecker.java
>diff -N core extension/org/eclipse/jdt/internal/corext/fix/MissingNecessaryParenthesesChecker.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ core extension/org/eclipse/jdt/internal/corext/fix/MissingNecessaryParenthesesChecker.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,281 @@
>+/*******************************************************************************
>+ * Copyright (c) 2011 IBM Corporation and others.
>+ * 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:
>+ * IBM Corporation - initial API and implementation
>+ *******************************************************************************/
>+
>+package org.eclipse.jdt.internal.corext.fix;
>+
>+import java.util.Iterator;
>+
>+import org.eclipse.jdt.core.dom.ASTNode;
>+import org.eclipse.jdt.core.dom.ArrayAccess;
>+import org.eclipse.jdt.core.dom.Assignment;
>+import org.eclipse.jdt.core.dom.ChildListPropertyDescriptor;
>+import org.eclipse.jdt.core.dom.ConditionalExpression;
>+import org.eclipse.jdt.core.dom.EnhancedForStatement;
>+import org.eclipse.jdt.core.dom.Expression;
>+import org.eclipse.jdt.core.dom.ITypeBinding;
>+import org.eclipse.jdt.core.dom.IfStatement;
>+import org.eclipse.jdt.core.dom.InfixExpression;
>+import org.eclipse.jdt.core.dom.InfixExpression.Operator;
>+import org.eclipse.jdt.core.dom.ParenthesizedExpression;
>+import org.eclipse.jdt.core.dom.ReturnStatement;
>+import org.eclipse.jdt.core.dom.SingleVariableDeclaration;
>+import org.eclipse.jdt.core.dom.StructuralPropertyDescriptor;
>+import org.eclipse.jdt.core.dom.SwitchCase;
>+import org.eclipse.jdt.core.dom.SwitchStatement;
>+import org.eclipse.jdt.core.dom.VariableDeclarationFragment;
>+
>+import org.eclipse.jdt.internal.corext.refactoring.code.OperatorPrecedence;
>+
>+public class MissingNecessaryParenthesesChecker {
>+
>+	/*
>+	 * Get the expression wrapped by the parentheses
>+	 * i.e. ((((expression)))) -> expression
>+	 */
>+	private static Expression getExpression(ParenthesizedExpression node) {
>+		Expression expression= node.getExpression();
>+		while (expression instanceof ParenthesizedExpression) {
>+			expression= ((ParenthesizedExpression)expression).getExpression();
>+		}
>+		return expression;
>+	}
>+
>+	private static boolean expressionTypeNeedsParentheses(Expression expression) {
>+		//TODO: is this list correct ? is this list complete ?
>+		int type= expression.getNodeType();
>+		return type == ASTNode.INFIX_EXPRESSION || type == ASTNode.CONDITIONAL_EXPRESSION ||
>+				type == ASTNode.PREFIX_EXPRESSION || type == ASTNode.POSTFIX_EXPRESSION ||
>+				type == ASTNode.CAST_EXPRESSION || type == ASTNode.INSTANCEOF_EXPRESSION ||
>+				type == ASTNode.ARRAY_CREATION;
>+	}
>+
>+	/*
>+	 * Do all operands in expression have same type
>+	 */
>+	private static boolean isAllOperandsHaveSameType(InfixExpression expression) {
>+		ITypeBinding binding= expression.getLeftOperand().resolveTypeBinding();
>+		if (binding == null)
>+			return false;
>+	
>+		ITypeBinding current= expression.getRightOperand().resolveTypeBinding();
>+		if (binding != current)
>+			return false;
>+	
>+		for (Iterator iterator= expression.extendedOperands().iterator(); iterator.hasNext();) {
>+			Expression operand= (Expression) iterator.next();
>+			current= operand.resolveTypeBinding();
>+			if (binding != current)
>+				return false;
>+		}
>+	
>+		return true;
>+	}
>+
>+	/**
>+	 * Is the given expression associative?
>+	 * 
>+	 * This is true if and only if: 
>+	 * <code>left operator (right) == (right) operator left == right operator left</code>
>+	 * 
>+	 *
>+	 * @param expression the expression to inspect
>+	 * @return true if expression is associative
>+	 */
>+	private static boolean isAssociative(InfixExpression expression) {
>+		Operator operator= expression.getOperator();
>+
>+		if (operator == InfixExpression.Operator.PLUS)
>+			return isAllOperandsHaveSameType(expression);
>+	
>+		if (operator == InfixExpression.Operator.CONDITIONAL_AND)
>+			return true;
>+	
>+		if (operator == InfixExpression.Operator.CONDITIONAL_OR)
>+			return true;
>+	
>+		if (operator == InfixExpression.Operator.AND)
>+			return true;
>+	
>+		if (operator == InfixExpression.Operator.OR)
>+			return true;
>+	
>+		if (operator == InfixExpression.Operator.XOR)
>+			return true;
>+	
>+		if (operator == InfixExpression.Operator.TIMES)
>+			return true;
>+	
>+		return false;
>+	}
>+
>+	private static boolean isIntegerNumber(String name) {
>+		return "int".equals(name) || "long".equals(name) || "byte".equals(name) || "char".equals(name) || "short".equals(name); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$
>+	}
>+
>+	/**
>+	 * Can the parentheses be removed from the parenthesized expression ?
>+	 * 
>+	 * 
>+	 * The parenthesized expression must not be an unparented node.
>+	 * 
>+	 * 
>+	 * @param node the parenthesized expression
>+	 * @return <code>true</code> if parentheses can be removed, <code>false</code> otherwise.
>+	 */
>+	public static boolean canRemoveParentheses(Expression node) {
>+		ASTNode parent= node.getParent();
>+		return canRemoveParentheses(node, parent, node.getLocationInParent());
>+	}
>+
>+	/**
>+	 * Can the parentheses be removed from the parenthesized expression ?
>+	 * 
>+	 * 
>+	 * The parenthesized expression can be an unparented node.
>+	 * 
>+	 * 
>+	 * @param node the parenthesized expression
>+	 * @param parent node's parent node
>+	 * @param locationInParent location of node in the parent
>+	 * @return <code>true</code> if parentheses can be removed, <code>false</code> otherwise.
>+	 */
>+	public static boolean canRemoveParentheses(Expression node, ASTNode parent, StructuralPropertyDescriptor locationInParent) {
>+		if (!(node instanceof ParenthesizedExpression)) {
>+			return false;
>+		}
>+		return !isParenthesesNeeded(getExpression((ParenthesizedExpression)node), parent, locationInParent);
>+	}
>+
>+	/**
>+	 * Does the node need parentheses ?
>+	 * 
>+	 * 
>+	 * The node must not be an unparented node.
>+	 * 
>+	 * 
>+	 * @param node the node
>+	 * @return <code>true</code> if node needs parentheses, <code>false</code> otherwise.
>+	 */
>+	public static boolean isParenthesesNeeded(Expression node) {
>+		ASTNode parent= node.getParent();
>+		return isParenthesesNeeded(node, parent, node.getLocationInParent());
>+	}
>+
>+	/**
>+	 * Does the node need parentheses ?
>+	 * 
>+	 * 
>+	 * The node can be an unparented node.
>+	 * 
>+	 * 
>+	 * @param node the node
>+	 * @param parent node's parent node
>+	 * @param locationInParent location of node in the parent
>+	 * @return <code>true</code> if node needs parentheses, <code>false</code> otherwise.
>+	 */
>+	public static boolean isParenthesesNeeded(Expression node, ASTNode parent, StructuralPropertyDescriptor locationInParent) {
>+		if (node instanceof Assignment) //for esthetic reasons
>+			return true;
>+
>+		if (!expressionTypeNeedsParentheses(node))
>+			return false;
>+
>+		if (locationInParent instanceof ChildListPropertyDescriptor && locationInParent != InfixExpression.EXTENDED_OPERANDS_PROPERTY) {
>+			// e.g. argument lists of MethodInvocation, ClassInstanceCreation, ...
>+			return false;
>+		} else if (locationInParent == VariableDeclarationFragment.INITIALIZER_PROPERTY) {
>+			return false;
>+		} else if (locationInParent == SingleVariableDeclaration.INITIALIZER_PROPERTY) {
>+			return false;
>+		} else if (locationInParent == ReturnStatement.EXPRESSION_PROPERTY) {
>+			return false;
>+		} else if (locationInParent == EnhancedForStatement.EXPRESSION_PROPERTY) {
>+			return false;
>+		} else if (locationInParent == IfStatement.EXPRESSION_PROPERTY) {
>+			return false;
>+		} else if (locationInParent == SwitchStatement.EXPRESSION_PROPERTY) {
>+			return false;
>+		} else if (locationInParent == SwitchCase.EXPRESSION_PROPERTY) {
>+			return false;
>+		} else if (locationInParent == ArrayAccess.INDEX_PROPERTY) {
>+			return false;
>+		} else if (parent instanceof Expression) {
>+			Expression parentExpression= (Expression)parent;
>+			if (parentExpression instanceof ParenthesizedExpression)
>+				return false;
>+
>+			Expression expression= node;
>+
>+			int expressionPrecedence= OperatorPrecedence.getExpressionPrecedence(expression);
>+			int parentPrecedence= OperatorPrecedence.getExpressionPrecedence(parentExpression);
>+
>+			if (expressionPrecedence > parentPrecedence)
>+				//(opEx) opParent and opEx binds more -> can safely remove
>+				return false;
>+
>+			if (expressionPrecedence < parentPrecedence)
>+				//(opEx) opParent and opEx binds less -> do not remove
>+				return true;
>+
>+			//(opEx) opParent binds equal
>+
>+			if (parentExpression instanceof InfixExpression) {
>+				InfixExpression parentInfix= (InfixExpression)parentExpression;
>+				if (locationInParent == InfixExpression.LEFT_OPERAND_PROPERTY) {
>+					//we have (expr op expr) op expr
>+					//infix expressions are evaluated from left to right -> can safely remove
>+					return false;
>+				} else if (isAssociative(parentInfix)) {
>+					//we have parent op (expr op expr) and op is associative
>+					//left op (right) == (right) op left == right op left
>+					if (expression instanceof InfixExpression) {
>+						InfixExpression infixExpression= (InfixExpression)expression;
>+						Operator operator= infixExpression.getOperator();
>+						if (parentInfix.getOperator() != InfixExpression.Operator.TIMES)
>+							return false;
>+
>+						if (operator == InfixExpression.Operator.TIMES)
>+							// x * (y * z) == x * y * z
>+							return false;
>+
>+						if (operator == InfixExpression.Operator.REMAINDER)
>+							// x * (y % z) != x * y % z
>+							return true;
>+
>+						//x * (y / z) == z * y / z iff no rounding
>+						ITypeBinding binding= infixExpression.resolveTypeBinding();
>+						if (binding == null)
>+							return true;
>+
>+						if (!binding.isPrimitive())
>+							return true;
>+
>+						String name= binding.getName();
>+						if (isIntegerNumber(name))
>+							//rounding involved
>+							return true;
>+
>+						return false;
>+					}
>+					return false;
>+				} else {
>+					return true;
>+				}
>+			} else if (parentExpression instanceof ConditionalExpression) {
>+				if (locationInParent != ConditionalExpression.ELSE_EXPRESSION_PROPERTY) {
>+					return true;
>+				}
>+			}
>+			return false;
>+		}
>+		return true;
>+	}
>+}
>\ No newline at end of file
>Index: core extension/org/eclipse/jdt/internal/corext/fix/UnusedCodeFix.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui/core extension/org/eclipse/jdt/internal/corext/fix/UnusedCodeFix.java,v
>retrieving revision 1.43
>diff -u -r1.43 UnusedCodeFix.java
>--- core extension/org/eclipse/jdt/internal/corext/fix/UnusedCodeFix.java	27 Oct 2010 15:04:41 -0000	1.43
>+++ core extension/org/eclipse/jdt/internal/corext/fix/UnusedCodeFix.java	3 Feb 2011 12:55:32 -0000
>@@ -1,5 +1,5 @@
> /*******************************************************************************
>- * Copyright (c) 2000, 2010 IBM Corporation and others.
>+ * Copyright (c) 2000, 2011 IBM Corporation and others.
> * 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
>@@ -435,7 +435,7 @@
> 			Expression expression= cast.getExpression();
> 			ASTNode placeholder= rewrite.createCopyTarget(expression);
> 
>-			if (ASTNodes.needsParentheses(expression)) {
>+			if (MissingNecessaryParenthesesChecker.isParenthesesNeeded(expression)) {
> 				rewrite.replace(fCast, placeholder, group);
> 			} else {
> 				rewrite.replace(fSelectedNode, placeholder, group);
>@@ -468,7 +468,8 @@
> 					fUnnecessaryCasts.remove(down);
> 				}
> 
>-				ASTNode move= rewrite.createMoveTarget(down.getExpression());
>+				Expression expression= down.getExpression();
>+				ASTNode move= rewrite.createMoveTarget(expression);
> 
> 				CastExpression top= castExpression;
> 				while (fUnnecessaryCasts.contains(top.getParent())) {
>@@ -476,7 +477,11 @@
> 					fUnnecessaryCasts.remove(top);
> 				}
> 
>-				rewrite.replace(top, move, group);
>+				ASTNode toReplace= top;
>+				if (top.getParent() instanceof ParenthesizedExpression && !MissingNecessaryParenthesesChecker.isParenthesesNeeded(expression)) {
>+					toReplace= top.getParent();
>+				}
>+				rewrite.replace(toReplace, move, group);
> 			}
> 		}
> 	}
>Index: core refactoring/org/eclipse/jdt/internal/corext/refactoring/code/CallInliner.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui/core refactoring/org/eclipse/jdt/internal/corext/refactoring/code/CallInliner.java,v
>retrieving revision 1.89
>diff -u -r1.89 CallInliner.java
>--- core refactoring/org/eclipse/jdt/internal/corext/refactoring/code/CallInliner.java	8 Aug 2010 12:05:48 -0000	1.89
>+++ core refactoring/org/eclipse/jdt/internal/corext/refactoring/code/CallInliner.java	3 Feb 2011 12:55:32 -0000
>@@ -1,5 +1,5 @@
> /*******************************************************************************
>- * Copyright (c) 2000, 2010 IBM Corporation and others.
>+ * Copyright (c) 2000, 2011 IBM Corporation and others.
> * 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
>@@ -646,7 +646,7 @@
> 					node= castExpression;
> 				}
> 
>-				if (needsParenthesis()) {
>+				if (fSourceProvider.needsReturnedExpressionParenthesis(fTargetNode.getParent(), fTargetNode.getLocationInParent())) {
> 					ParenthesizedExpression pExp= fTargetNode.getAST().newParenthesizedExpression();
> 					pExp.setExpression((Expression)node);
> 					node= pExp;
>@@ -721,19 +721,6 @@
> 		return false;
> 	}
> 
>-	private boolean needsParenthesis() {
>-		if (!fSourceProvider.needsReturnedExpressionParenthesis())
>-			return false;
>-		ASTNode parent= fTargetNode.getParent();
>-		int type= parent.getNodeType();
>-		return
>-			type == ASTNode.METHOD_INVOCATION ||
>-			(parent instanceof Expression && type != ASTNode.ASSIGNMENT) ||
>-			(fSourceProvider.returnsConditionalExpression() &&
>-				type == ASTNode.VARIABLE_DECLARATION_FRAGMENT &&
>-				((VariableDeclarationFragment)parent).getInitializer() == fTargetNode);
>-	}
>-
> 	private VariableDeclarationStatement createLocalDeclaration(ITypeBinding type, String name, Expression initializer) {
> 		ImportRewriteContext context= new ContextSensitiveImportRewriteContext(fTargetNode, fImportRewrite);
> 		String typeName= fImportRewrite.addImport(type, context);
>Index: core refactoring/org/eclipse/jdt/internal/corext/refactoring/code/InlineConstantRefactoring.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui/core refactoring/org/eclipse/jdt/internal/corext/refactoring/code/InlineConstantRefactoring.java,v
>retrieving revision 1.120
>diff -u -r1.120 InlineConstantRefactoring.java
>--- core refactoring/org/eclipse/jdt/internal/corext/refactoring/code/InlineConstantRefactoring.java	18 Feb 2010 21:25:28 -0000	1.120
>+++ core refactoring/org/eclipse/jdt/internal/corext/refactoring/code/InlineConstantRefactoring.java	3 Feb 2011 12:55:32 -0000
>@@ -1,5 +1,5 @@
> /*******************************************************************************
>- * Copyright (c) 2000, 2010 IBM Corporation and others.
>+ * Copyright (c) 2000, 2011 IBM Corporation and others.
> * 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
>@@ -83,8 +83,8 @@
> import org.eclipse.jdt.core.dom.VariableDeclaration;
> import org.eclipse.jdt.core.dom.VariableDeclarationFragment;
> import org.eclipse.jdt.core.dom.rewrite.ASTRewrite;
>-import org.eclipse.jdt.core.dom.rewrite.ListRewrite;
> import org.eclipse.jdt.core.dom.rewrite.ImportRewrite.ImportRewriteContext;
>+import org.eclipse.jdt.core.dom.rewrite.ListRewrite;
> import org.eclipse.jdt.core.refactoring.CompilationUnitChange;
> import org.eclipse.jdt.core.refactoring.IJavaRefactorings;
> import org.eclipse.jdt.core.refactoring.descriptors.InlineConstantDescriptor;
>@@ -102,6 +102,7 @@
> import org.eclipse.jdt.internal.corext.dom.HierarchicalASTVisitor;
> import org.eclipse.jdt.internal.corext.dom.fragments.ASTFragmentFactory;
> import org.eclipse.jdt.internal.corext.dom.fragments.IExpressionFragment;
>+import org.eclipse.jdt.internal.corext.fix.MissingNecessaryParenthesesChecker;
> import org.eclipse.jdt.internal.corext.refactoring.Checks;
> import org.eclipse.jdt.internal.corext.refactoring.IRefactoringSearchRequestor;
> import org.eclipse.jdt.internal.corext.refactoring.JDTRefactoringDescriptorComment;
>@@ -501,7 +502,7 @@
> 			if (explicitCast != null) {
> 				CastExpression cast= ast.newCastExpression();
> 				Expression modifiedInitializerExpr= (Expression) fCuRewrite.getASTRewrite().createStringPlaceholder(modifiedInitializer, reference.getNodeType());
>-				if (ASTNodes.substituteMustBeParenthesized(fInitializer, cast)) {
>+				if (MissingNecessaryParenthesesChecker.isParenthesesNeeded(fInitializer, reference.getParent(), reference.getLocationInParent())) { //TODO: this check is not really needed, and can be safely removed... i think
> 					ParenthesizedExpression parenthesized= ast.newParenthesizedExpression();
> 					parenthesized.setExpression(modifiedInitializerExpr);
> 					modifiedInitializerExpr= parenthesized;
>@@ -531,7 +532,7 @@
> 				isStringPlaceholder= true;
> 			}
> 
>-			if (ASTNodes.substituteMustBeParenthesized((isStringPlaceholder ? fInitializer : newReference), reference)) {
>+			if (MissingNecessaryParenthesesChecker.isParenthesesNeeded((isStringPlaceholder ? fInitializer : newReference), reference.getParent(), reference.getLocationInParent())) {
> 				ParenthesizedExpression parenthesized= ast.newParenthesizedExpression();
> 				parenthesized.setExpression(newReference);
> 				newReference= parenthesized;
>Index: core refactoring/org/eclipse/jdt/internal/corext/refactoring/code/InlineTempRefactoring.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui/core refactoring/org/eclipse/jdt/internal/corext/refactoring/code/InlineTempRefactoring.java,v
>retrieving revision 1.112
>diff -u -r1.112 InlineTempRefactoring.java
>--- core refactoring/org/eclipse/jdt/internal/corext/refactoring/code/InlineTempRefactoring.java	19 Jan 2010 14:09:11 -0000	1.112
>+++ core refactoring/org/eclipse/jdt/internal/corext/refactoring/code/InlineTempRefactoring.java	3 Feb 2011 12:55:32 -0000
>@@ -1,5 +1,5 @@
> /*******************************************************************************
>- * Copyright (c) 2000, 2010 IBM Corporation and others.
>+ * Copyright (c) 2000, 2011 IBM Corporation and others.
> * 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
>@@ -79,6 +79,7 @@
> import org.eclipse.jdt.internal.core.refactoring.descriptors.RefactoringSignatureDescriptorFactory;
> import org.eclipse.jdt.internal.corext.dom.ASTNodeFactory;
> import org.eclipse.jdt.internal.corext.dom.ASTNodes;
>+import org.eclipse.jdt.internal.corext.fix.MissingNecessaryParenthesesChecker;
> import org.eclipse.jdt.internal.corext.refactoring.Checks;
> import org.eclipse.jdt.internal.corext.refactoring.JDTRefactoringDescriptorComment;
> import org.eclipse.jdt.internal.corext.refactoring.JavaRefactoringArguments;
>@@ -333,7 +334,7 @@
> 
> 	private Expression getInitializerSource(CompilationUnitRewrite rewrite, SimpleName reference) throws JavaModelException {
> 		Expression copy= getModifiedInitializerSource(rewrite, reference);
>-		boolean brackets= ASTNodes.substituteMustBeParenthesized(copy, reference);
>+		boolean brackets= MissingNecessaryParenthesesChecker.isParenthesesNeeded(copy, reference.getParent(), reference.getLocationInParent());
> 		if (brackets) {
> 			ParenthesizedExpression parentExpr= rewrite.getAST().newParenthesizedExpression();
> 			parentExpr.setExpression(copy);
>@@ -367,7 +368,7 @@
> 		ITypeBinding explicitCast= ASTNodes.getExplicitCast(initializer, reference);
> 		if (explicitCast != null) {
> 			CastExpression cast= ast.newCastExpression();
>-			if (ASTNodes.substituteMustBeParenthesized(copy, cast)) {
>+			if (MissingNecessaryParenthesesChecker.isParenthesesNeeded(copy, reference.getParent(), reference.getLocationInParent())) { //TODO: this definitley does not work, and is like the case in InlineConstantRefactoring
> 				ParenthesizedExpression parenthesized= ast.newParenthesizedExpression();
> 				parenthesized.setExpression(copy);
> 				copy= parenthesized;
>Index: core refactoring/org/eclipse/jdt/internal/corext/refactoring/code/SourceProvider.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui/core refactoring/org/eclipse/jdt/internal/corext/refactoring/code/SourceProvider.java,v
>retrieving revision 1.71
>diff -u -r1.71 SourceProvider.java
>--- core refactoring/org/eclipse/jdt/internal/corext/refactoring/code/SourceProvider.java	17 Nov 2010 05:26:24 -0000	1.71
>+++ core refactoring/org/eclipse/jdt/internal/corext/refactoring/code/SourceProvider.java	3 Feb 2011 12:55:32 -0000
>@@ -1,5 +1,5 @@
> /*******************************************************************************
>- * Copyright (c) 2000, 2010 IBM Corporation and others.
>+ * Copyright (c) 2000, 2011 IBM Corporation and others.
> * 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
>@@ -48,7 +48,6 @@
> import org.eclipse.jdt.core.dom.AST;
> import org.eclipse.jdt.core.dom.ASTNode;
> import org.eclipse.jdt.core.dom.ASTVisitor;
>-import org.eclipse.jdt.core.dom.ArrayCreation;
> import org.eclipse.jdt.core.dom.Block;
> import org.eclipse.jdt.core.dom.CastExpression;
> import org.eclipse.jdt.core.dom.ChildPropertyDescriptor;
>@@ -75,6 +74,7 @@
> import org.eclipse.jdt.core.dom.SimpleName;
> import org.eclipse.jdt.core.dom.SingleVariableDeclaration;
> import org.eclipse.jdt.core.dom.Statement;
>+import org.eclipse.jdt.core.dom.StructuralPropertyDescriptor;
> import org.eclipse.jdt.core.dom.ThisExpression;
> import org.eclipse.jdt.core.dom.WhileStatement;
> import org.eclipse.jdt.core.dom.rewrite.ASTRewrite;
>@@ -85,6 +85,7 @@
> import org.eclipse.jdt.internal.corext.dom.ASTNodes;
> import org.eclipse.jdt.internal.corext.dom.Bindings;
> import org.eclipse.jdt.internal.corext.dom.CodeScopeBuilder;
>+import org.eclipse.jdt.internal.corext.fix.MissingNecessaryParenthesesChecker;
> import org.eclipse.jdt.internal.corext.refactoring.code.SourceAnalyzer.NameData;
> import org.eclipse.jdt.internal.corext.refactoring.util.RefactoringFileBuffers;
> import org.eclipse.jdt.internal.corext.util.CodeFormatterUtil;
>@@ -314,10 +315,10 @@
> 		return fTypeRoot;
> 	}
> 
>-	public boolean needsReturnedExpressionParenthesis() {
>+	public boolean needsReturnedExpressionParenthesis(ASTNode parent, StructuralPropertyDescriptor locationInParent) {
> 		ASTNode last= getLastStatement();
> 		if (last instanceof ReturnStatement) {
>-			return ASTNodes.needsParentheses(((ReturnStatement)last).getExpression());
>+			return MissingNecessaryParenthesesChecker.isParenthesesNeeded(((ReturnStatement)last).getExpression(), parent, locationInParent);
> 		}
> 		return false;
> 	}
>@@ -413,16 +414,6 @@
> 		return new String[] {};
> 	}
> 
>-	private boolean argumentNeedsParenthesis(Expression expression, ParameterData param) {
>-		if (expression instanceof CastExpression || expression instanceof ArrayCreation)
>-			return true;
>-		int argPrecedence= OperatorPrecedence.getExpressionPrecedence(expression);
>-		int paramPrecedence= param.getOperatorPrecedence();
>-		if (argPrecedence != Integer.MAX_VALUE && paramPrecedence != Integer.MAX_VALUE)
>-			return argPrecedence <= paramPrecedence;
>-		return false;
>-	}
>-
> 	private Expression createParenthesizedExpression(Expression newExpression, AST ast) {
> 		ParenthesizedExpression parenthesized= ast.newParenthesizedExpression();
> 		parenthesized.setExpression(newExpression);
>@@ -455,14 +446,14 @@
> 					ITypeBinding explicitCast= ASTNodes.getExplicitCast(expression, (Expression)element);
> 					if (explicitCast != null) {
> 						CastExpression cast= ast.newCastExpression();
>-						if (ASTNodes.substituteMustBeParenthesized(newExpression, cast)) {
>+						if (MissingNecessaryParenthesesChecker.isParenthesesNeeded(newExpression, element.getParent(), element.getLocationInParent())) { //TODO: this definitley does not work, and is like the case in InlineConstantRefactoring
> 							newExpression= createParenthesizedExpression(newExpression, ast);
> 						}
> 						cast.setExpression(newExpression);
> 						ImportRewriteContext importRewriteContext= new ContextSensitiveImportRewriteContext(expression, importRewrite);
> 						cast.setType(importRewrite.addImport(explicitCast, ast, importRewriteContext));
> 						newExpression= createParenthesizedExpression(cast, ast);
>-					} else if (argumentNeedsParenthesis(expression, parameter)) {
>+					} else if (MissingNecessaryParenthesesChecker.isParenthesesNeeded(expression, element.getParent(), element.getLocationInParent())) {
> 						newExpression= createParenthesizedExpression(newExpression, ast);
> 					}
> 					rewriter.replace(element, newExpression, null);
>Index: core refactoring/org/eclipse/jdt/internal/corext/refactoring/sef/AccessAnalyzer.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui/core refactoring/org/eclipse/jdt/internal/corext/refactoring/sef/AccessAnalyzer.java,v
>retrieving revision 1.41
>diff -u -r1.41 AccessAnalyzer.java
>--- core refactoring/org/eclipse/jdt/internal/corext/refactoring/sef/AccessAnalyzer.java	21 May 2010 07:28:38 -0000	1.41
>+++ core refactoring/org/eclipse/jdt/internal/corext/refactoring/sef/AccessAnalyzer.java	3 Feb 2011 12:55:32 -0000
>@@ -51,6 +51,7 @@
> import org.eclipse.jdt.internal.corext.SourceRangeFactory;
> import org.eclipse.jdt.internal.corext.dom.ASTNodes;
> import org.eclipse.jdt.internal.corext.dom.Bindings;
>+import org.eclipse.jdt.internal.corext.fix.MissingNecessaryParenthesesChecker;
> import org.eclipse.jdt.internal.corext.refactoring.RefactoringCoreMessages;
> import org.eclipse.jdt.internal.corext.refactoring.base.JavaStatusContext;
> 
>@@ -138,7 +139,7 @@
> 				arguments.add(fRewriter.createCopyTarget(node.getRightHandSide()));
> 			} else {
> 				// This is the compound assignment case: field+= 10;
>-				boolean needsParentheses= ASTNodes.needsParentheses(node.getRightHandSide());
>+				boolean needsParentheses= MissingNecessaryParenthesesChecker.isParenthesesNeeded((node.getRightHandSide()));
> 				InfixExpression exp= ast.newInfixExpression();
> 				exp.setOperator(ASTNodes.convertToInfixOperator(node.getOperator()));
> 				MethodInvocation getter= ast.newMethodInvocation();
>Index: ui/org/eclipse/jdt/internal/ui/text/correction/AdvancedQuickAssistProcessor.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/correction/AdvancedQuickAssistProcessor.java,v
>retrieving revision 1.80
>diff -u -r1.80 AdvancedQuickAssistProcessor.java
>--- ui/org/eclipse/jdt/internal/ui/text/correction/AdvancedQuickAssistProcessor.java	29 Jan 2011 06:23:05 -0000	1.80
>+++ ui/org/eclipse/jdt/internal/ui/text/correction/AdvancedQuickAssistProcessor.java	3 Feb 2011 12:55:32 -0000
>@@ -86,6 +86,7 @@
> import org.eclipse.jdt.internal.corext.fix.CleanUpConstants;
> import org.eclipse.jdt.internal.corext.fix.ExpressionsFix;
> import org.eclipse.jdt.internal.corext.fix.IProposableFix;
>+import org.eclipse.jdt.internal.corext.fix.MissingNecessaryParenthesesChecker;
> import org.eclipse.jdt.internal.corext.refactoring.code.OperatorPrecedence;
> import org.eclipse.jdt.internal.corext.refactoring.util.TightSourceRangeComputer;
> import org.eclipse.jdt.internal.corext.util.JavaModelUtil;
>@@ -522,7 +523,12 @@
> 		if (expression instanceof PrefixExpression) {
> 			PrefixExpression prefixExpression= (PrefixExpression) expression;
> 			if (prefixExpression.getOperator() == PrefixExpression.Operator.NOT) {
>-				return getRenamedNameCopy(provider, rewrite, prefixExpression.getOperand());
>+				Expression operand= prefixExpression.getOperand();
>+				if ((operand instanceof ParenthesizedExpression)
>+						&& MissingNecessaryParenthesesChecker.canRemoveParentheses(operand, expression.getParent(), expression.getLocationInParent())) {
>+					operand= ((ParenthesizedExpression)operand).getExpression();
>+				}
>+				return getRenamedNameCopy(provider, rewrite, operand);
> 			}
> 		}
> 		if (expression instanceof InstanceofExpression) {
>@@ -1253,14 +1259,11 @@
> 			}
> 		}
> 
>-		// see https://bugs.eclipse.org/bugs/show_bug.cgi?id=332019
>-		if (operator == InfixExpression.Operator.EQUALS || operator == InfixExpression.Operator.NOT_EQUALS) {
>-			if (leftExpression instanceof InfixExpression && !(leftExpression instanceof ParenthesizedExpression)) {
>-				leftExpression= getParenthesizedExpression(ast, leftExpression);
>-			}
>-			if (rightExpression instanceof InfixExpression && !(rightExpression instanceof ParenthesizedExpression)) {
>-				rightExpression= getParenthesizedExpression(ast, rightExpression);
>-			}
>+		if (MissingNecessaryParenthesesChecker.isParenthesesNeeded(leftExpression, infixExpression, InfixExpression.RIGHT_OPERAND_PROPERTY)) {
>+			leftExpression= getParenthesizedExpression(ast, leftExpression);
>+		}
>+		if (MissingNecessaryParenthesesChecker.isParenthesesNeeded(rightExpression, infixExpression, InfixExpression.LEFT_OPERAND_PROPERTY)) {
>+			rightExpression= getParenthesizedExpression(ast, rightExpression);
> 		}
> 
> 		if (operator == InfixExpression.Operator.LESS) {
>@@ -1318,13 +1321,17 @@
> 		}
> 	}
> 
>-	private static Expression combineOperands(ASTRewrite rewrite, Expression existing, Expression nodeToAdd, boolean removeParentheses, Operator operator) {
>+	private static Expression combineOperands(ASTRewrite rewrite, Expression existing, Expression originalNode, boolean removeParentheses, Operator operator) {
> 		if (existing == null && removeParentheses) {
>-			while (nodeToAdd instanceof ParenthesizedExpression) {
>-				nodeToAdd= ((ParenthesizedExpression) nodeToAdd).getExpression();
>+			while (originalNode instanceof ParenthesizedExpression) {
>+				originalNode= ((ParenthesizedExpression)originalNode).getExpression();
> 			}
> 		}
>-		Expression newRight= (Expression) rewrite.createMoveTarget(nodeToAdd);
>+		Expression newRight= (Expression)rewrite.createMoveTarget(originalNode);
>+		if (originalNode instanceof InfixExpression) {
>+			((InfixExpression)newRight).setOperator(((InfixExpression)originalNode).getOperator());
>+		}
>+
> 		if (existing == null) {
> 			return newRight;
> 		}
>#P org.eclipse.jdt.ui.tests
>Index: ui/org/eclipse/jdt/ui/tests/quickfix/AdvancedQuickAssistTest.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui.tests/ui/org/eclipse/jdt/ui/tests/quickfix/AdvancedQuickAssistTest.java,v
>retrieving revision 1.45
>diff -u -r1.45 AdvancedQuickAssistTest.java
>--- ui/org/eclipse/jdt/ui/tests/quickfix/AdvancedQuickAssistTest.java	29 Jan 2011 05:29:06 -0000	1.45
>+++ ui/org/eclipse/jdt/ui/tests/quickfix/AdvancedQuickAssistTest.java	3 Feb 2011 12:55:34 -0000
>@@ -1639,7 +1639,7 @@
> 		buf.append("package test1;\n");
> 		buf.append("public class E {\n");
> 		buf.append(" public boolean foo(int a, int b) {\n");
>-		buf.append(" return (a == b) != (b > 0);\n");
>+		buf.append(" return (a == b) != b > 0;\n");
> 		buf.append(" }\n");
> 		buf.append("}\n");
> 		String expected1= buf.toString();
>@@ -1679,6 +1679,37 @@
> 
> 	}
> 
>+	public void testExchangeOperandsBug332019_4() throws Exception {
>+		IPackageFragment pack1= fSourceFolder.createPackageFragment("test1", false, null);
>+		StringBuffer buf= new StringBuffer();
>+		buf.append("package test1;\n");
>+		buf.append("public class E {\n");
>+		buf.append(" public boolean foo(int a, int b) {\n");
>+		buf.append(" return b + 1 != a - 1;\n");
>+		buf.append(" }\n");
>+		buf.append("}\n");
>+		ICompilationUnit cu= pack1.createCompilationUnit("E.java", buf.toString(), false, null);
>+
>+		int offset= buf.toString().indexOf("!=");
>+		AssistContext context= getCorrectionContext(cu, offset, 0);
>+		assertNoErrors(context);
>+		List proposals= collectAssists(context, false);
>+
>+		assertCorrectLabels(proposals);
>+
>+		buf= new StringBuffer();
>+		buf.append("package test1;\n");
>+		buf.append("public class E {\n");
>+		buf.append(" public boolean foo(int a, int b) {\n");
>+		buf.append(" return a - 1 != b + 1;\n");
>+		buf.append(" }\n");
>+		buf.append("}\n");
>+		String expected1= buf.toString();
>+
>+		assertExpectedExistInProposals(proposals, new String[] { expected1 });
>+
>+	}
>+
> 	public void testAssignAndCast1() throws Exception {
> 		//https://bugs.eclipse.org/bugs/show_bug.cgi?id=75066
> 		IPackageFragment pack1= fSourceFolder.createPackageFragment("test1", false, null);
>@@ -2895,6 +2926,39 @@
> 
> 	}
> 
>+	public void testInverseCondition2() throws Exception {
>+		IPackageFragment pack1= fSourceFolder.createPackageFragment("test1", false, null);
>+		StringBuffer buf= new StringBuffer();
>+		buf.append("package test1;\n");
>+		buf.append("public class E {\n");
>+		buf.append(" public void foo(Object a) {\n");
>+		buf.append(" if (!(a instanceof String)) {\n");
>+		buf.append(" }\n");
>+		buf.append(" }\n");
>+		buf.append("}\n");
>+		ICompilationUnit cu= pack1.createCompilationUnit("E.java", buf.toString(), false, null);
>+
>+		int offset= buf.toString().indexOf("!");
>+		int length= "!(a instanceof String)".length();
>+		AssistContext context= getCorrectionContext(cu, offset, length);
>+		List proposals= collectAssists(context, false);
>+
>+		assertCorrectLabels(proposals);
>+
>+		buf= new StringBuffer();
>+		buf.append("package test1;\n");
>+		buf.append("public class E {\n");
>+		buf.append(" public void foo(Object a) {\n");
>+		buf.append(" if (a instanceof String) {\n");
>+		buf.append(" }\n");
>+		buf.append(" }\n");
>+		buf.append("}\n");
>+		String expected1= buf.toString();
>+
>+		assertExpectedExistInProposals(proposals, new String[] { expected1 });
>+
>+	}
>+
> 	public void testPushNegationDown1() throws Exception {
> 		IPackageFragment pack1= fSourceFolder.createPackageFragment("test1", false, null);
> 		StringBuffer buf= new StringBuffer();
>Index: ui/org/eclipse/jdt/ui/tests/quickfix/CleanUpTest.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui.tests/ui/org/eclipse/jdt/ui/tests/quickfix/CleanUpTest.java,v
>retrieving revision 1.137
>diff -u -r1.137 CleanUpTest.java
>--- ui/org/eclipse/jdt/ui/tests/quickfix/CleanUpTest.java	29 Jan 2011 06:23:03 -0000	1.137
>+++ ui/org/eclipse/jdt/ui/tests/quickfix/CleanUpTest.java	3 Feb 2011 12:55:34 -0000
>@@ -877,6 +877,35 @@
> 		assertRefactoringResultAsExpected(new ICompilationUnit[] { cu1 }, new String[] { expected1 });
> 	}
> 
>+	public void testUnusedCodeBug335173() throws Exception {
>+		IPackageFragment pack1= fSourceFolder.createPackageFragment("test1", false, null);
>+		StringBuffer buf= new StringBuffer();
>+
>+		buf.append("import java.util.Comparator;\n");
>+		buf.append("\n");
>+		buf.append("class IntComp implements Comparator<Integer> {\n");
>+		buf.append(" public int compare(Integer o1, Integer o2) {\n");
>+		buf.append(" return ((Integer) o1).intValue() - ((Integer) o2).intValue();\n");
>+		buf.append(" }\n");
>+		buf.append("}\n");
>+
>+		ICompilationUnit cu1= pack1.createCompilationUnit("IntComp.java", buf.toString(), false, null);
>+
>+		enable(CleanUpConstants.REMOVE_UNNECESSARY_CASTS);
>+
>+		buf= new StringBuffer();
>+		buf.append("import java.util.Comparator;\n");
>+		buf.append("\n");
>+		buf.append("class IntComp implements Comparator<Integer> {\n");
>+		buf.append(" public int compare(Integer o1, Integer o2) {\n");
>+		buf.append(" return o1.intValue() - o2.intValue();\n");
>+		buf.append(" }\n");
>+		buf.append("}\n");
>+		String expected1= buf.toString();
>+
>+		assertRefactoringResultAsExpected(new ICompilationUnit[] { cu1 }, new String[] { expected1 });
>+	}
>+
> 	public void testJava5001() throws Exception {
> 		IPackageFragment pack1= fSourceFolder.createPackageFragment("test1", false, null);
> 		StringBuffer buf= new StringBuffer();
>#P org.eclipse.jdt.ui.tests.refactoring
>Index: resources/InlineConstant/canInline/test24/out/A.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui.tests.refactoring/resources/InlineConstant/canInline/test24/out/A.java,v
>retrieving revision 1.3
>diff -u -r1.3 A.java
>--- resources/InlineConstant/canInline/test24/out/A.java	25 Feb 2005 17:32:45 -0000	1.3
>+++ resources/InlineConstant/canInline/test24/out/A.java	3 Feb 2011 12:55:36 -0000
>@@ -14,7 +14,7 @@
> 				+ p.A.getCount() + A.getCount() + getCount2();
> 		int ii= Consts.I + Consts.I + q.Consts.I
> 				+ p.A.getCount() + A.getCount() + getCount2();
>-		return (I + Consts.I + q.Consts.I
>-				+ p.A.getCount() + A.getCount() + getCount2()) + i + ii;
>+		return I + Consts.I + q.Consts.I
>+				+ p.A.getCount() + A.getCount() + getCount2() + i + ii;
> 	}
> }
>Index: resources/InlineConstant/canInline/test33/out/A.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui.tests.refactoring/resources/InlineConstant/canInline/test33/out/A.java,v
>retrieving revision 1.1
>diff -u -r1.1 A.java
>--- resources/InlineConstant/canInline/test33/out/A.java	16 Jun 2009 17:11:37 -0000	1.1
>+++ resources/InlineConstant/canInline/test33/out/A.java	3 Feb 2011 12:55:36 -0000
>@@ -8,10 +8,10 @@
> int f1= K - 1 - (B - 1);
> int f2= K - (B - 1) - (B - 1) - (B - 1);
> 
>- int x1= K + (B - 1);
>+ int x1= K + B - 1;
> int x2= K - (B - 1);
> int x3= K + 1 - (B - 1);
>- int x4= K - 1 + (B - 1);
>- int x5= K + 1 + (B - 1) - (B - 1) - (B - 1);
>+ int x4= K - 1 + B - 1;
>+ int x5= K + 1 + B - 1 - (B - 1) - (B - 1);
> }
> }
>Index: resources/InlineConstant/canInline/test35/in/A.java
>===================================================================
>RCS file: resources/InlineConstant/canInline/test35/in/A.java
>diff -N resources/InlineConstant/canInline/test35/in/A.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ resources/InlineConstant/canInline/test35/in/A.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,8 @@
>+package p;
>+
>+class A {
>+	static final int a = 10 + 20;
>+	void foo() {
>+		int b = 1 + a;
>+	}
>+}
>\ No newline at end of file
>Index: resources/InlineConstant/canInline/test35/out/A.java
>===================================================================
>RCS file: resources/InlineConstant/canInline/test35/out/A.java
>diff -N resources/InlineConstant/canInline/test35/out/A.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ resources/InlineConstant/canInline/test35/out/A.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,7 @@
>+package p;
>+
>+class A {
>+	void foo() {
>+		int b = 1 + 10 + 20;
>+	}
>+}
>\ No newline at end of file
>Index: resources/InlineConstant/canInline/test36/in/A.java
>===================================================================
>RCS file: resources/InlineConstant/canInline/test36/in/A.java
>diff -N resources/InlineConstant/canInline/test36/in/A.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ resources/InlineConstant/canInline/test36/in/A.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,8 @@
>+package p;
>+
>+class A {
>+	static final int a = 10 + 20;
>+	void foo() {
>+		int b = 1 - a;
>+	}
>+}
>\ No newline at end of file
>Index: resources/InlineConstant/canInline/test36/out/A.java
>===================================================================
>RCS file: resources/InlineConstant/canInline/test36/out/A.java
>diff -N resources/InlineConstant/canInline/test36/out/A.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ resources/InlineConstant/canInline/test36/out/A.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,7 @@
>+package p;
>+
>+class A {
>+	void foo() {
>+		int b = 1 - (10 + 20);
>+	}
>+}
>\ No newline at end of file
>Index: resources/InlineMethodWorkspace/TestCases/argument_out/TestArray.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui.tests.refactoring/resources/InlineMethodWorkspace/TestCases/argument_out/TestArray.java,v
>retrieving revision 1.3
>diff -u -r1.3 TestArray.java
>--- resources/InlineMethodWorkspace/TestCases/argument_out/TestArray.java	25 Feb 2005 17:32:43 -0000	1.3
>+++ resources/InlineMethodWorkspace/TestCases/argument_out/TestArray.java	3 Feb 2011 12:55:38 -0000
>@@ -7,6 +7,6 @@
> 	}
> 	
> 	public void main() {
>-		int i= (new int[] {1})[0];
>+		int i= new int[] {1}[0];
> 	}
> }
>Index: resources/InlineMethodWorkspace/TestCases/expression_out/TestConditionalExpression.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui.tests.refactoring/resources/InlineMethodWorkspace/TestCases/expression_out/TestConditionalExpression.java,v
>retrieving revision 1.3
>diff -u -r1.3 TestConditionalExpression.java
>--- resources/InlineMethodWorkspace/TestCases/expression_out/TestConditionalExpression.java	25 Feb 2005 17:32:45 -0000	1.3
>+++ resources/InlineMethodWorkspace/TestCases/expression_out/TestConditionalExpression.java	3 Feb 2011 12:55:38 -0000
>@@ -5,6 +5,6 @@
> 		return k == 3 ? s.hashCode() : 3;
> 	}
> 	void f(int p) {
>-		int u = (p == 3 ? this.hashCode() : 3);
>+		int u = p == 3 ? this.hashCode() : 3;
> 	}
> }
>\ No newline at end of file
>Index: resources/InlineMethodWorkspace/TestCases/operator_in/TestDiffPlus.java
>===================================================================
>RCS file: resources/InlineMethodWorkspace/TestCases/operator_in/TestDiffPlus.java
>diff -N resources/InlineMethodWorkspace/TestCases/operator_in/TestDiffPlus.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ resources/InlineMethodWorkspace/TestCases/operator_in/TestDiffPlus.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,13 @@
>+package operator_in;
>+
>+public class TestPlusPlus {
>+	int result;
>+	
>+	public void foo() {
>+		result= /*]*/inline(20 - 10)/*[*/;
>+	}
>+	
>+	public int inline(int x) {
>+		return 1 + x;
>+	}
>+}
>\ No newline at end of file
>Index: resources/InlineMethodWorkspace/TestCases/operator_out/TestDiffPlus.java
>===================================================================
>RCS file: resources/InlineMethodWorkspace/TestCases/operator_out/TestDiffPlus.java
>diff -N resources/InlineMethodWorkspace/TestCases/operator_out/TestDiffPlus.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ resources/InlineMethodWorkspace/TestCases/operator_out/TestDiffPlus.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,13 @@
>+package operator_out;
>+
>+public class TestPlusPlus {
>+	int result;
>+	
>+	public void foo() {
>+		result= /*]*/1 + 20 - 10/*[*/;
>+	}
>+	
>+	public int inline(int x) {
>+		return 1 + x;
>+	}
>+}
>\ No newline at end of file
>Index: resources/InlineMethodWorkspace/TestCases/operator_out/TestPlusPlus.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui.tests.refactoring/resources/InlineMethodWorkspace/TestCases/operator_out/TestPlusPlus.java,v
>retrieving revision 1.2
>diff -u -r1.2 TestPlusPlus.java
>--- resources/InlineMethodWorkspace/TestCases/operator_out/TestPlusPlus.java	17 Nov 2010 05:26:26 -0000	1.2
>+++ resources/InlineMethodWorkspace/TestCases/operator_out/TestPlusPlus.java	3 Feb 2011 12:55:39 -0000
>@@ -4,7 +4,7 @@
> 	int result;
> 	
> 	public void foo() {
>-		result= /*]*/1 + (10 + 10)/*[*/;
>+		result= /*]*/1 + 10 + 10/*[*/;
> 	}
> 	
> 	public int inline(int x) {
>Index: resources/InlineMethodWorkspace/TestCases/operator_out/TestTimesTimes.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui.tests.refactoring/resources/InlineMethodWorkspace/TestCases/operator_out/TestTimesTimes.java,v
>retrieving revision 1.1
>diff -u -r1.1 TestTimesTimes.java
>--- resources/InlineMethodWorkspace/TestCases/operator_out/TestTimesTimes.java	17 Nov 2010 05:26:26 -0000	1.1
>+++ resources/InlineMethodWorkspace/TestCases/operator_out/TestTimesTimes.java	3 Feb 2011 12:55:39 -0000
>@@ -4,7 +4,7 @@
> 	int result;
> 	
> 	public void foo() {
>-		result= /*]*/1 * (10 * 10)/*[*/;
>+		result= /*]*/1 * 10 * 10/*[*/;
> 	}
> 	
> 	public int inline(int x) {
>Index: resources/InlineMethodWorkspace/TestCases/simple_out/TestComment2.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui.tests.refactoring/resources/InlineMethodWorkspace/TestCases/simple_out/TestComment2.java,v
>retrieving revision 1.1
>diff -u -r1.1 TestComment2.java
>--- resources/InlineMethodWorkspace/TestCases/simple_out/TestComment2.java	21 Jul 2010 06:02:38 -0000	1.1
>+++ resources/InlineMethodWorkspace/TestCases/simple_out/TestComment2.java	3 Feb 2011 12:55:39 -0000
>@@ -2,6 +2,6 @@
> 
> public class TestComment2 {
> 	public void ref() {
>-		int toInline = 42 * (5 /*op1*/ * /*op2*/ 2);
>+		int toInline = 42 * 5 /*op1*/ * /*op2*/ 2;
> 	}
> }
>Index: resources/InlineTemp/canInline/A_test41_in.java
>===================================================================
>RCS file: resources/InlineTemp/canInline/A_test41_in.java
>diff -N resources/InlineTemp/canInline/A_test41_in.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ resources/InlineTemp/canInline/A_test41_in.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,8 @@
>+package p;
>+
>+class A {
>+	void foo() {
>+		int a = 10 + 20;
>+		int b = 1 + a;
>+	}
>+}
>\ No newline at end of file
>Index: resources/InlineTemp/canInline/A_test41_out.java
>===================================================================
>RCS file: resources/InlineTemp/canInline/A_test41_out.java
>diff -N resources/InlineTemp/canInline/A_test41_out.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ resources/InlineTemp/canInline/A_test41_out.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,7 @@
>+package p;
>+
>+class A {
>+	void foo() {
>+		int b = 1 + 10 + 20;
>+	}
>+}
>\ No newline at end of file
>Index: resources/InlineTemp/canInline/A_test42_in.java
>===================================================================
>RCS file: resources/InlineTemp/canInline/A_test42_in.java
>diff -N resources/InlineTemp/canInline/A_test42_in.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ resources/InlineTemp/canInline/A_test42_in.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,8 @@
>+package p;
>+
>+class A {
>+	void foo() {
>+		int a = 10 + 20;
>+		int b = 1 - a;
>+	}
>+}
>\ No newline at end of file
>Index: resources/InlineTemp/canInline/A_test42_out.java
>===================================================================
>RCS file: resources/InlineTemp/canInline/A_test42_out.java
>diff -N resources/InlineTemp/canInline/A_test42_out.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ resources/InlineTemp/canInline/A_test42_out.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,7 @@
>+package p;
>+
>+class A {
>+	void foo() {
>+		int b = 1 - (10 + 20);
>+	}
>+}
>\ No newline at end of file
>Index: resources/SefWorkSpace/SefTests/object_out/TestCompoundWrite2.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui.tests.refactoring/resources/SefWorkSpace/SefTests/object_out/TestCompoundWrite2.java,v
>retrieving revision 1.4
>diff -u -r1.4 TestCompoundWrite2.java
>--- resources/SefWorkSpace/SefTests/object_out/TestCompoundWrite2.java	18 Jun 2010 12:42:08 -0000	1.4
>+++ resources/SefWorkSpace/SefTests/object_out/TestCompoundWrite2.java	3 Feb 2011 12:55:41 -0000
>@@ -4,7 +4,7 @@
> 	private String field;
> 	
> 	public void foo() {
>-		setField(getField() + ("d" + "e"));
>+		setField(getField() + "d" + "e");
> 	}
> 
> 	String getField() {
>Index: test cases/org/eclipse/jdt/ui/tests/refactoring/InlineConstantTests.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui.tests.refactoring/test cases/org/eclipse/jdt/ui/tests/refactoring/InlineConstantTests.java,v
>retrieving revision 1.36
>diff -u -r1.36 InlineConstantTests.java
>--- test cases/org/eclipse/jdt/ui/tests/refactoring/InlineConstantTests.java	19 Jan 2010 14:09:07 -0000	1.36
>+++ test cases/org/eclipse/jdt/ui/tests/refactoring/InlineConstantTests.java	3 Feb 2011 12:55:41 -0000
>@@ -1,5 +1,5 @@
> /*******************************************************************************
>- * Copyright (c) 2000, 2010 IBM Corporation and others.
>+ * Copyright (c) 2000, 2011 IBM Corporation and others.
> * 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
>@@ -300,6 +300,14 @@
> 		helper1("p.A", 4, 24, 4, 25, true, true);
> 	}
> 	
>+	public void test35() throws Exception { // test for https://bugs.eclipse.org/bugs/show_bug.cgi?id=335173
>+		helper1("p.A", 4, 22, 4, 23, true, true);
>+	}
>+
>+	public void test36() throws Exception { // test for https://bugs.eclipse.org/bugs/show_bug.cgi?id=335173
>+		helper1("p.A", 4, 22, 4, 23, true, true);
>+	}
>+
> 	// -- testing failing preconditions
> 
> 	public void testFail0() throws Exception {
>Index: test cases/org/eclipse/jdt/ui/tests/refactoring/InlineMethodTests.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui.tests.refactoring/test cases/org/eclipse/jdt/ui/tests/refactoring/InlineMethodTests.java,v
>retrieving revision 1.89
>diff -u -r1.89 InlineMethodTests.java
>--- test cases/org/eclipse/jdt/ui/tests/refactoring/InlineMethodTests.java	17 Nov 2010 05:26:26 -0000	1.89
>+++ test cases/org/eclipse/jdt/ui/tests/refactoring/InlineMethodTests.java	3 Feb 2011 12:55:41 -0000
>@@ -1,5 +1,5 @@
> /*******************************************************************************
>- * Copyright (c) 2000, 2010 IBM Corporation and others.
>+ * Copyright (c) 2000, 2011 IBM Corporation and others.
> * 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
>@@ -956,6 +956,10 @@
> 		performOperatorTest();
> 	}
> 
>+	public void testDiffPlus() throws Exception {
>+		performOperatorTest();
>+	}
>+
> 	public void testTimesPlus() throws Exception {
> 		performOperatorTest();
> 	}
>Index: test cases/org/eclipse/jdt/ui/tests/refactoring/InlineTempTests.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jdt.ui.tests.refactoring/test cases/org/eclipse/jdt/ui/tests/refactoring/InlineTempTests.java,v
>retrieving revision 1.60
>diff -u -r1.60 InlineTempTests.java
>--- test cases/org/eclipse/jdt/ui/tests/refactoring/InlineTempTests.java	19 Jan 2010 14:09:07 -0000	1.60
>+++ test cases/org/eclipse/jdt/ui/tests/refactoring/InlineTempTests.java	3 Feb 2011 12:55:41 -0000
>@@ -1,5 +1,5 @@
> /*******************************************************************************
>- * Copyright (c) 2000, 2010 IBM Corporation and others.
>+ * Copyright (c) 2000, 2011 IBM Corporation and others.
> * 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
>@@ -300,6 +300,16 @@
> 		helper1(5, 43, 5, 46);
> 	}
> 	
>+	public void test41() throws Exception {
>+		// https://bugs.eclipse.org/bugs/show_bug.cgi?id=335173
>+		helper1(5, 13, 5, 14);
>+	}
>+
>+	public void test42() throws Exception {
>+		// https://bugs.eclipse.org/bugs/show_bug.cgi?id=335173
>+		helper1(5, 13, 5, 14);
>+	}
>+
> 	//------
> 
> 	public void testFail0() throws Exception{

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Attachments on bug 335173: 187952 | 188224 | 188311 | 188316 | 188426 | 189008 | 189072 | 189172 | 189197 | 189391