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/******************************************************************************* |
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/******************************************************************************* |
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* Copyright (c) 2000, 2010 IBM Corporation and others. |
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* Copyright (c) 2000, 2011 IBM Corporation and others. |
| 3 |
* All rights reserved. This program and the accompanying materials |
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* All rights reserved. This program and the accompanying materials |
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* are made available under the terms of the Eclipse Public License v1.0 |
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* are made available under the terms of the Eclipse Public License v1.0 |
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* which accompanies this distribution, and is available at |
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* which accompanies this distribution, and is available at |
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Lines 58-63
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| 58 |
private boolean useContextToFilterImplicitImports; |
58 |
private boolean useContextToFilterImplicitImports; |
| 59 |
private boolean findAmbiguousImports; |
59 |
private boolean findAmbiguousImports; |
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60 |
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61 |
private IRegion[] preserveExistingCommentsRanges; |
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private int flags= 0; |
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private int flags= 0; |
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64 |
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private static final int F_NEEDS_LEADING_DELIM= 2; |
65 |
private static final int F_NEEDS_LEADING_DELIM= 2; |
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Lines 89-94
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this.replaceRange= evaluateReplaceRange(root); |
91 |
this.replaceRange= evaluateReplaceRange(root); |
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if (restoreExistingImports) { |
92 |
if (restoreExistingImports) { |
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addExistingImports(root); |
93 |
addExistingImports(root); |
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94 |
} else { |
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// collect all existing comments inside imports and concatenate them |
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this.preserveExistingCommentsRanges = retrieveExistingCommentsInImports(root); |
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} |
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} |
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98 |
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PackageEntry[] order= new PackageEntry[importOrder.length]; |
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PackageEntry[] order= new PackageEntry[importOrder.length]; |
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Lines 261-272
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| 261 |
int nextLength= next.getLength(); |
266 |
int nextLength= next.getLength(); |
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int nextOffsetLine= root.getLineNumber(nextOffset); |
267 |
int nextOffsetLine= root.getLineNumber(nextOffset); |
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268 |
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269 |
int extendedStart = root.getExtendedStartPosition(next); |
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int extendedLength = root.getExtendedLength(next); |
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// if next import is on a different line, modify the end position to the next line begin offset |
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// if next import is on a different line, modify the end position to the next line begin offset |
| 265 |
if (currEndLine < nextOffsetLine) { |
272 |
if (currEndLine < nextOffsetLine) { |
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currEndLine++; |
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currEndLine++; |
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nextOffset= root.getPosition(currEndLine, 0); |
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nextOffset= root.getPosition(currEndLine, 0); |
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} |
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} |
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currPackage.add(new ImportDeclEntry(packName.length(), name, isStatic, new Region(currOffset, nextOffset - currOffset))); |
276 |
// retrieve preceding and trailing comments if any |
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277 |
IRegion rangeBefore = null; |
| 278 |
IRegion rangeAfter = null; |
| 279 |
if (nextOffset != extendedStart) { |
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rangeBefore = new Region(extendedStart, extendedStart - nextOffset + 1); |
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} |
| 282 |
if (nextLength != extendedLength) { |
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rangeAfter = new Region(nextOffset + nextLength, extendedLength - nextLength + 1); |
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} |
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currPackage.add( |
| 286 |
new ImportDeclEntry( |
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packName.length(), |
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name, |
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isStatic, |
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new Region(currOffset, nextOffset - currOffset), |
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rangeBefore, |
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rangeAfter)); |
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currOffset= nextOffset; |
293 |
currOffset= nextOffset; |
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curr= next; |
294 |
curr= next; |
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295 |
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Lines 294-299
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| 294 |
currPackage.add(new ImportDeclEntry(packName.length(), name, isStatic, new Region(curr.getStartPosition(), length))); |
317 |
currPackage.add(new ImportDeclEntry(packName.length(), name, isStatic, new Region(curr.getStartPosition(), length))); |
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} |
318 |
} |
| 296 |
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319 |
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320 |
private IRegion[] retrieveExistingCommentsInImports(CompilationUnit root) { |
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List/*ImportDeclaration*/ decls= root.imports(); |
| 322 |
if (decls.isEmpty()) { |
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return null; |
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} |
| 325 |
|
| 326 |
List regions = new ArrayList(); |
| 327 |
|
| 328 |
/* for the first comment, we only take the trailing comment if any and the replace range doesn't |
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* include the preceding comment |
| 330 |
*/ |
| 331 |
for (int i= 0; i < decls.size(); i++) { |
| 332 |
ImportDeclaration next= (ImportDeclaration) decls.get(i); |
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int nextOffset= next.getStartPosition(); |
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int nextLength= next.getLength(); |
| 335 |
|
| 336 |
int extendedStart = root.getExtendedStartPosition(next); |
| 337 |
int extendedLength = root.getExtendedLength(next); |
| 338 |
if (nextOffset != extendedStart) { |
| 339 |
// preceding comment |
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int lengthOfPrecedingComment = nextOffset - extendedStart; |
| 341 |
if (i != 0) { |
| 342 |
regions.add(new Region(extendedStart, lengthOfPrecedingComment)); |
| 343 |
} |
| 344 |
|
| 345 |
if (extendedLength != (nextLength + lengthOfPrecedingComment)) { |
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// Preceding and trailing comments |
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int regionLength = extendedLength - (nextLength + lengthOfPrecedingComment); |
| 348 |
regions.add(new Region(nextOffset + nextLength, regionLength)); |
| 349 |
} |
| 350 |
} else if (nextLength != extendedLength) { |
| 351 |
// no extended start - only trailing comment |
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int regionLength = extendedLength - nextLength; |
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regions.add(new Region(nextOffset + nextLength, regionLength)); |
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} |
| 355 |
} |
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return (IRegion[]) regions.toArray(new IRegion[regions.size()]); |
| 357 |
} |
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/** |
358 |
/** |
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* Specifies that implicit imports (for types in <code>java.lang</code>, types in the same package as the rewrite |
359 |
* Specifies that implicit imports (for types in <code>java.lang</code>, types in the same package as the rewrite |
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* compilation unit and types in the compilation unit's main type) should not be created, except if necessary to |
360 |
* compilation unit and types in the compilation unit's main type) should not be created, except if necessary to |
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Lines 550-555
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| 550 |
} |
611 |
} |
| 551 |
} |
612 |
} |
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} |
613 |
} |
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614 |
// concatenate existing comments inside the imports |
| 615 |
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| 553 |
return new Region(startPos, endPos - startPos); |
616 |
return new Region(startPos, endPos - startPos); |
| 554 |
} else { |
617 |
} else { |
| 555 |
int start= getPackageStatementEndPos(root); |
618 |
int start= getPackageStatementEndPos(root); |
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Lines 617-623
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| 617 |
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680 |
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| 618 |
boolean doStarImport= pack.hasStarImport(threshold, onDemandConflicts); |
681 |
boolean doStarImport= pack.hasStarImport(threshold, onDemandConflicts); |
| 619 |
if (doStarImport && (pack.find("*") == null)) { //$NON-NLS-1$ |
682 |
if (doStarImport && (pack.find("*") == null)) { //$NON-NLS-1$ |
| 620 |
String[] imports = getNewImportStrings(pack, isStatic, lineDelim); |
683 |
String[] imports = getNewImportStrings(buffer, pack, isStatic, lineDelim); |
| 621 |
for (int j = 0, max = imports.length; j < max; j++) { |
684 |
for (int j = 0, max = imports.length; j < max; j++) { |
| 622 |
stringsToInsert.add(imports[j]); |
685 |
stringsToInsert.add(imports[j]); |
| 623 |
} |
686 |
} |
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Lines 648-654
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| 648 |
} else if (doStarImport && !currDecl.isOnDemand()) { |
711 |
} else if (doStarImport && !currDecl.isOnDemand()) { |
| 649 |
String simpleName = currDecl.getTypeQualifiedName(); |
712 |
String simpleName = currDecl.getTypeQualifiedName(); |
| 650 |
if (simpleName.indexOf('.') != -1) { |
713 |
if (simpleName.indexOf('.') != -1) { |
| 651 |
String str= getNewImportString(currDecl.getElementName(), isStatic, lineDelim); |
714 |
IRegion rangeBefore = currDecl.getPrecedingCommentRage(); |
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715 |
if (rangeBefore != null) { |
| 716 |
stringsToInsert.add(buffer.getText(rangeBefore.getOffset(), rangeBefore.getLength())); |
| 717 |
} |
| 718 |
IRegion rangeAfter = currDecl.getTrailingCommentRange(); |
| 719 |
String trailingComment = null; |
| 720 |
if (rangeAfter != null) { |
| 721 |
trailingComment = buffer.getText(rangeAfter.getOffset(), rangeAfter.getLength()); |
| 722 |
} |
| 723 |
String str= getNewImportString(currDecl.getElementName(), isStatic, trailingComment, lineDelim); |
| 652 |
if (stringsToInsert.indexOf(str) == -1) { |
724 |
if (stringsToInsert.indexOf(str) == -1) { |
| 653 |
stringsToInsert.add(str); |
725 |
stringsToInsert.add(str); |
| 654 |
} |
726 |
} |
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Lines 657-662
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| 657 |
} |
729 |
} |
| 658 |
} |
730 |
} |
| 659 |
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731 |
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732 |
// insert back all existing imports comments since existing imports were not preserved |
| 733 |
if (this.preserveExistingCommentsRanges != null) { |
| 734 |
for (int i = 0, max = this.preserveExistingCommentsRanges.length; i < max; i++) { |
| 735 |
IRegion region = this.preserveExistingCommentsRanges[i]; |
| 736 |
String text = buffer.getText(region.getOffset(), region.getLength()); |
| 737 |
if (!text.endsWith(lineDelim)) { |
| 738 |
text += lineDelim; |
| 739 |
} |
| 740 |
stringsToInsert.add(text); |
| 741 |
} |
| 742 |
} |
| 660 |
int end= importsStart + importsLen; |
743 |
int end= importsStart + importsLen; |
| 661 |
removeAndInsertNew(buffer, currPos, end, stringsToInsert, resEdit); |
744 |
removeAndInsertNew(buffer, currPos, end, stringsToInsert, resEdit); |
| 662 |
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745 |
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Lines 787-792
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| 787 |
} |
870 |
} |
| 788 |
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871 |
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| 789 |
private String getNewImportString(String importName, boolean isStatic, String lineDelim) { |
872 |
private String getNewImportString(String importName, boolean isStatic, String lineDelim) { |
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873 |
return getNewImportString(importName, isStatic, null, lineDelim); |
| 874 |
} |
| 875 |
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| 876 |
private String getNewImportString(String importName, boolean isStatic, String trailingComment, String lineDelim) { |
| 790 |
StringBuffer buf= new StringBuffer(); |
877 |
StringBuffer buf= new StringBuffer(); |
| 791 |
buf.append("import "); //$NON-NLS-1$ |
878 |
buf.append("import "); //$NON-NLS-1$ |
| 792 |
if (isStatic) { |
879 |
if (isStatic) { |
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Lines 795-800
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| 795 |
buf.append(importName); |
882 |
buf.append(importName); |
| 796 |
if (insertSpaceBeforeSemicolon()) buf.append(' '); |
883 |
if (insertSpaceBeforeSemicolon()) buf.append(' '); |
| 797 |
buf.append(';'); |
884 |
buf.append(';'); |
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885 |
if (trailingComment != null) { |
| 886 |
buf.append(trailingComment); |
| 887 |
} |
| 798 |
buf.append(lineDelim); |
888 |
buf.append(lineDelim); |
| 799 |
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889 |
|
| 800 |
if (isStatic) { |
890 |
if (isStatic) { |
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Lines 805-826
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| 805 |
return buf.toString(); |
895 |
return buf.toString(); |
| 806 |
} |
896 |
} |
| 807 |
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897 |
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| 808 |
private String[] getNewImportStrings(PackageEntry packageEntry, boolean isStatic, String lineDelim) { |
898 |
private String[] getNewImportStrings(IBuffer buffer, PackageEntry packageEntry, boolean isStatic, String lineDelim) { |
| 809 |
boolean isStarImportAdded = false; |
899 |
boolean isStarImportAdded = false; |
| 810 |
List allImports = new ArrayList(); |
900 |
List allImports = new ArrayList(); |
| 811 |
int nImports = packageEntry.getNumberOfImports(); |
901 |
int nImports = packageEntry.getNumberOfImports(); |
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902 |
StringBuffer allComments = null; |
| 812 |
for (int i= 0; i < nImports; i++) { |
903 |
for (int i= 0; i < nImports; i++) { |
| 813 |
ImportDeclEntry curr= packageEntry.getImportAt(i); |
904 |
ImportDeclEntry curr= packageEntry.getImportAt(i); |
| 814 |
String simpleName = curr.getTypeQualifiedName(); |
905 |
String simpleName = curr.getTypeQualifiedName(); |
| 815 |
if (simpleName.indexOf('.') != -1) { |
906 |
if (simpleName.indexOf('.') != -1) { |
| 816 |
// member type imports - we preserve it |
907 |
// member type imports - we preserve it |
| 817 |
allImports.add(getNewImportString(curr.getElementName(), isStatic, lineDelim)); |
908 |
IRegion rangeBefore = curr.getPrecedingCommentRage(); |
|
|
909 |
if (rangeBefore != null) { |
| 910 |
allImports.add(buffer.getText(rangeBefore.getOffset(), rangeBefore.getLength())); |
| 911 |
} |
| 912 |
IRegion rangeAfter = curr.getTrailingCommentRange(); |
| 913 |
String trailingComment = null; |
| 914 |
if (rangeAfter != null) { |
| 915 |
trailingComment = buffer.getText(rangeAfter.getOffset(), rangeAfter.getLength()); |
| 916 |
} |
| 917 |
allImports.add(getNewImportString(curr.getElementName(), isStatic, trailingComment, lineDelim)); |
| 818 |
} else if (!isStarImportAdded) { |
918 |
} else if (!isStarImportAdded) { |
| 819 |
String starImportString= packageEntry.getName() + ".*"; //$NON-NLS-1$ |
919 |
String starImportString= packageEntry.getName() + ".*"; //$NON-NLS-1$ |
| 820 |
allImports.add(getNewImportString(starImportString, isStatic, lineDelim)); |
920 |
allImports.add(getNewImportString(starImportString, isStatic, lineDelim)); |
| 821 |
isStarImportAdded = true; |
921 |
isStarImportAdded = true; |
|
|
922 |
} else { |
| 923 |
// collect all comments |
| 924 |
IRegion rangeBefore = curr.getPrecedingCommentRage(); |
| 925 |
if (rangeBefore != null) { |
| 926 |
if (allComments == null) { |
| 927 |
allComments = new StringBuffer(); |
| 928 |
} |
| 929 |
allComments.append(buffer.getText(rangeBefore.getOffset(), rangeBefore.getLength())).append(lineDelim); |
| 930 |
} |
| 931 |
IRegion rangeAfter = curr.getTrailingCommentRange(); |
| 932 |
if (rangeAfter != null) { |
| 933 |
if (allComments == null) { |
| 934 |
allComments = new StringBuffer(); |
| 935 |
} |
| 936 |
allComments.append(buffer.getText(rangeAfter.getOffset(), rangeAfter.getLength())).append(lineDelim); |
| 937 |
} |
| 822 |
} |
938 |
} |
| 823 |
} |
939 |
} |
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940 |
if (allComments != null) { |
| 941 |
allImports.add(0, String.valueOf(allComments)); |
| 942 |
} |
| 824 |
return (String[]) allImports.toArray(new String[allImports.size()]); |
943 |
return (String[]) allImports.toArray(new String[allImports.size()]); |
| 825 |
} |
944 |
} |
| 826 |
|
945 |
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Lines 879-884
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| 879 |
private IRegion sourceRange; |
998 |
private IRegion sourceRange; |
| 880 |
private final boolean isStatic; |
999 |
private final boolean isStatic; |
| 881 |
private int containerNameLength; |
1000 |
private int containerNameLength; |
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1001 |
private IRegion precedingCommentRange; |
| 1002 |
private IRegion trailingCommentRange; |
| 1003 |
|
| 1004 |
public ImportDeclEntry( |
| 1005 |
int containerNameLength, |
| 1006 |
String elementName, |
| 1007 |
boolean isStatic, |
| 1008 |
IRegion sourceRange, |
| 1009 |
IRegion precedingCommentRange, |
| 1010 |
IRegion trailingCommentRange) { |
| 1011 |
this(containerNameLength, elementName, isStatic, sourceRange); |
| 1012 |
this.precedingCommentRange = precedingCommentRange; |
| 1013 |
this.trailingCommentRange = trailingCommentRange; |
| 1014 |
} |
| 882 |
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1015 |
|
| 883 |
public ImportDeclEntry(int containerNameLength, String elementName, boolean isStatic, IRegion sourceRange) { |
1016 |
public ImportDeclEntry(int containerNameLength, String elementName, boolean isStatic, IRegion sourceRange) { |
| 884 |
this.elementName= elementName; |
1017 |
this.elementName= elementName; |
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Lines 929-935
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| 929 |
public IRegion getSourceRange() { |
1062 |
public IRegion getSourceRange() { |
| 930 |
return this.sourceRange; |
1063 |
return this.sourceRange; |
| 931 |
} |
1064 |
} |
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1065 |
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| 1066 |
public IRegion getPrecedingCommentRage() { |
| 1067 |
return this.precedingCommentRange; |
| 1068 |
} |
| 932 |
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1069 |
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1070 |
public IRegion getTrailingCommentRange() { |
| 1071 |
return this.trailingCommentRange; |
| 1072 |
} |
| 933 |
} |
1073 |
} |
| 934 |
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1074 |
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| 935 |
/* |
1075 |
/* |
