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Code Issues Wiki Activity

Handle potential null pointers in ASTRunnable.runOnAST()

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This commit is contained in:
Markus Schorn 2007-07-27 09:28:16 +00:00
parent 9cedcf1a8e
commit 94bee24a59
5 changed files with 39 additions and 27 deletions
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2
core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/editor/CElementHyperlinkDetector.java
View file

@ -89,6 +89,7 @@ public class CElementHyperlinkDetector implements IHyperlinkDetector {
try { try {
IStatus status= ASTProvider.getASTProvider().runOnAST(workingCopy, ASTProvider.WAIT_YES, null, new ASTRunnable() { IStatus status= ASTProvider.getASTProvider().runOnAST(workingCopy, ASTProvider.WAIT_YES, null, new ASTRunnable() {
public IStatus runOnAST(ILanguage lang, IASTTranslationUnit ast) { public IStatus runOnAST(ILanguage lang, IASTTranslationUnit ast) {
if (ast != null) {
IASTName[] selectedNames= IASTName[] selectedNames=
lang.getSelectedNames(ast, selection.getOffset(), selection.getLength()); lang.getSelectedNames(ast, selection.getOffset(), selection.getLength());
@ -102,6 +103,7 @@ public class CElementHyperlinkDetector implements IHyperlinkDetector {
if(linkRegion != null) if(linkRegion != null)
result[0]= new CElementHyperlink(linkRegion, openAction); result[0]= new CElementHyperlink(linkRegion, openAction);
}
return Status.OK_STATUS; return Status.OK_STATUS;
} }
}); });

3
core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/editor/ToggleSourceAndHeaderAction.java
View file

@ -7,6 +7,7 @@
* *
* Contributors: * Contributors:
* Anton Leherbauer (Wind River Systems) - initial API and implementation * Anton Leherbauer (Wind River Systems) - initial API and implementation
* Markus Schorn (Wind River Systems)
*******************************************************************************/ *******************************************************************************/
package org.eclipse.cdt.internal.ui.editor; package org.eclipse.cdt.internal.ui.editor;
@ -104,12 +105,14 @@ public class ToggleSourceAndHeaderAction extends TextEditorAction {
shouldVisitDeclarators= true; shouldVisitDeclarators= true;
} }
public IStatus runOnAST(ILanguage lang, IASTTranslationUnit ast) { public IStatus runOnAST(ILanguage lang, IASTTranslationUnit ast) {
if (ast != null) {
fIndex= ast.getIndex(); fIndex= ast.getIndex();
fFilePath= Path.fromOSString(ast.getFilePath()); fFilePath= Path.fromOSString(ast.getFilePath());
fMap= new HashMap(); fMap= new HashMap();
if (fIndex != null) { if (fIndex != null) {
ast.accept(this); ast.accept(this);
} }
}
return Status.OK_STATUS; return Status.OK_STATUS;
} }

2
core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/PDOMSearchTextSelectionQuery.java
View file

@ -48,6 +48,7 @@ public class PDOMSearchTextSelectionQuery extends PDOMSearchQuery {
protected IStatus runWithIndex(final IIndex index, IProgressMonitor monitor) { protected IStatus runWithIndex(final IIndex index, IProgressMonitor monitor) {
return ASTProvider.getASTProvider().runOnAST(tu, ASTProvider.WAIT_YES, monitor, new ASTRunnable() { return ASTProvider.getASTProvider().runOnAST(tu, ASTProvider.WAIT_YES, monitor, new ASTRunnable() {
public IStatus runOnAST(ILanguage language, IASTTranslationUnit ast) throws CoreException { public IStatus runOnAST(ILanguage language, IASTTranslationUnit ast) throws CoreException {
if (ast != null) {
IASTName[] names = language.getSelectedNames(ast, selection.getOffset(), selection.getLength()); IASTName[] names = language.getSelectedNames(ast, selection.getOffset(), selection.getLength());
if (names != null) { if (names != null) {
for (int i = 0; i < names.length; ++i) { for (int i = 0; i < names.length; ++i) {
@ -56,6 +57,7 @@ public class PDOMSearchTextSelectionQuery extends PDOMSearchQuery {
createMatches(index, binding); createMatches(index, binding);
} }
} }
}
return Status.OK_STATUS; return Status.OK_STATUS;
} }
}); });

3
core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/search/actions/OpenDeclarationsAction.java
View file

@ -114,6 +114,9 @@ public class OpenDeclarationsAction extends SelectionParseAction {
} }
public IStatus runOnAST(ILanguage lang, IASTTranslationUnit ast) throws CoreException { public IStatus runOnAST(ILanguage lang, IASTTranslationUnit ast) throws CoreException {
if (ast == null) {
return Status.OK_STATUS;
}
int selectionStart = selNode.getOffset(); int selectionStart = selNode.getOffset();
int selectionLength = selNode.getLength(); int selectionLength = selNode.getLength();

2
core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/viewsupport/IndexUI.java
View file

@ -339,9 +339,11 @@ public class IndexUI {
final IASTName[] result= {null}; final IASTName[] result= {null};
ASTProvider.getASTProvider().runOnAST(workingCopy, ASTProvider.WAIT_YES, null, new ASTRunnable() { ASTProvider.getASTProvider().runOnAST(workingCopy, ASTProvider.WAIT_YES, null, new ASTRunnable() {
public IStatus runOnAST(ILanguage lang, IASTTranslationUnit ast) { public IStatus runOnAST(ILanguage lang, IASTTranslationUnit ast) {
if (ast != null) {
FindNameForSelectionVisitor finder= new FindNameForSelectionVisitor(ast.getFilePath(), selectionStart, selectionLength); FindNameForSelectionVisitor finder= new FindNameForSelectionVisitor(ast.getFilePath(), selectionStart, selectionLength);
ast.accept(finder); ast.accept(finder);
result[0]= finder.getSelectedName(); result[0]= finder.getSelectedName();
}
return Status.OK_STATUS; return Status.OK_STATUS;
} }
}); });