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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. |
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* 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 |
Lines 58-63
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private boolean useContextToFilterImplicitImports; |
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private boolean useContextToFilterImplicitImports; |
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private boolean findAmbiguousImports; |
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private boolean findAmbiguousImports; |
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private IRegion[] preserveExistingCommentsRanges; |
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private int flags= 0; |
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private int flags= 0; |
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|
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|
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private static final int F_NEEDS_LEADING_DELIM= 2; |
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private static final int F_NEEDS_LEADING_DELIM= 2; |
Lines 89-94
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this.replaceRange= evaluateReplaceRange(root); |
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this.replaceRange= evaluateReplaceRange(root); |
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if (restoreExistingImports) { |
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if (restoreExistingImports) { |
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addExistingImports(root); |
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addExistingImports(root); |
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} 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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|
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|
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PackageEntry[] order= new PackageEntry[importOrder.length]; |
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PackageEntry[] order= new PackageEntry[importOrder.length]; |
Lines 261-272
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int nextLength= next.getLength(); |
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int nextLength= next.getLength(); |
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int nextOffsetLine= root.getLineNumber(nextOffset); |
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int nextOffsetLine= root.getLineNumber(nextOffset); |
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|
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|
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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 |
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if (currEndLine < nextOffsetLine) { |
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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))); |
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// retrieve preceding and trailing comments if any |
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IRegion rangeBefore = null; |
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IRegion rangeAfter = null; |
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if (nextOffset != extendedStart) { |
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rangeBefore = new Region(extendedStart, extendedStart - nextOffset + 1); |
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} |
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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( |
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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; |
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currOffset= nextOffset; |
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curr= next; |
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curr= next; |
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Lines 294-299
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currPackage.add(new ImportDeclEntry(packName.length(), name, isStatic, new Region(curr.getStartPosition(), length))); |
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currPackage.add(new ImportDeclEntry(packName.length(), name, isStatic, new Region(curr.getStartPosition(), length))); |
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} |
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} |
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private IRegion[] retrieveExistingCommentsInImports(CompilationUnit root) { |
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List/*ImportDeclaration*/ decls= root.imports(); |
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if (decls.isEmpty()) { |
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return null; |
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} |
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|
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List regions = new ArrayList(); |
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|
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/* 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 |
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*/ |
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for (int i= 0; i < decls.size(); i++) { |
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ImportDeclaration next= (ImportDeclaration) decls.get(i); |
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int nextOffset= next.getStartPosition(); |
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int nextLength= next.getLength(); |
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|
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int extendedStart = root.getExtendedStartPosition(next); |
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int extendedLength = root.getExtendedLength(next); |
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if (nextOffset != extendedStart) { |
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// preceding comment |
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int lengthOfPrecedingComment = nextOffset - extendedStart; |
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if (i != 0) { |
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regions.add(new Region(extendedStart, lengthOfPrecedingComment)); |
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} |
344 |
|
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if (extendedLength != (nextLength + lengthOfPrecedingComment)) { |
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// Preceding and trailing comments |
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int regionLength = extendedLength - (nextLength + lengthOfPrecedingComment); |
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regions.add(new Region(nextOffset + nextLength, regionLength)); |
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} |
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} else if (nextLength != extendedLength) { |
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// 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()]); |
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} |
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/** |
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/** |
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* Specifies that implicit imports (for types in <code>java.lang</code>, types in the same package as the rewrite |
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* 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 |
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* compilation unit and types in the compilation unit's main type) should not be created, except if necessary to |
Lines 550-555
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} |
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} |
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} |
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} |
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} |
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} |
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// concatenate existing comments inside the imports |
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|
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return new Region(startPos, endPos - startPos); |
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return new Region(startPos, endPos - startPos); |
554 |
} else { |
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} else { |
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int start= getPackageStatementEndPos(root); |
618 |
int start= getPackageStatementEndPos(root); |
Lines 617-623
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617 |
|
680 |
|
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 |
} |
Lines 648-654
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} else if (doStarImport && !currDecl.isOnDemand()) { |
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} 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 |
} |
Lines 657-662
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} |
729 |
} |
658 |
} |
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} |
659 |
|
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// 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]; |
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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; |
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removeAndInsertNew(buffer, currPos, end, stringsToInsert, resEdit); |
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removeAndInsertNew(buffer, currPos, end, stringsToInsert, resEdit); |
662 |
|
745 |
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Lines 787-792
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} |
870 |
} |
788 |
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|
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private String getNewImportString(String importName, boolean isStatic, String lineDelim) { |
872 |
private String getNewImportString(String importName, boolean isStatic, String lineDelim) { |
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return getNewImportString(importName, isStatic, null, lineDelim); |
874 |
} |
875 |
|
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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) { |
Lines 795-800
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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 |
|
889 |
|
800 |
if (isStatic) { |
890 |
if (isStatic) { |
Lines 805-826
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805 |
return buf.toString(); |
895 |
return buf.toString(); |
806 |
} |
896 |
} |
807 |
|
897 |
|
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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 |
|
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 |
|
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; |
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 |
|
1066 |
public IRegion getPrecedingCommentRage() { |
1067 |
return this.precedingCommentRange; |
1068 |
} |
932 |
|
1069 |
|
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|
1070 |
public IRegion getTrailingCommentRange() { |
1071 |
return this.trailingCommentRange; |
1072 |
} |
933 |
} |
1073 |
} |
934 |
|
1074 |
|
935 |
/* |
1075 |
/* |