/**
* 執行Quick Fix變更
*
* @param activeEditor
* @param document
* @throws CoreException
*/
private void performChange(IEditorPart activeEditor, IDocument document, ASTRewrite rewrite)
throws CoreException {
Change change = null;
IRewriteTarget rewriteTarget = null;
try {
change = getChange(actRoot, rewrite);
if (change != null) {
if (document != null) {
LinkedModeModel.closeAllModels(document);
}
if (activeEditor != null) {
rewriteTarget = (IRewriteTarget) activeEditor.getAdapter(IRewriteTarget.class);
if (rewriteTarget != null) {
rewriteTarget.beginCompoundChange();
}
}
change.initializeValidationData(new NullProgressMonitor());
RefactoringStatus valid = change.isValid(new NullProgressMonitor());
if (valid.hasFatalError()) {
IStatus status =
new Status(
IStatus.ERROR,
JavaPlugin.getPluginId(),
IStatus.ERROR,
valid.getMessageMatchingSeverity(RefactoringStatus.FATAL),
null);
throw new CoreException(status);
} else {
IUndoManager manager = RefactoringCore.getUndoManager();
manager.aboutToPerformChange(change);
Change undoChange = change.perform(new NullProgressMonitor());
manager.changePerformed(change, true);
if (undoChange != null) {
undoChange.initializeValidationData(new NullProgressMonitor());
manager.addUndo("Quick Undo", undoChange);
}
}
}
} finally {
if (rewriteTarget != null) {
rewriteTarget.endCompoundChange();
}
if (change != null) {
change.dispose();
}
}
}
boolean addMatch(Match match, IMatchPresentation participant) {
Object element = match.getElement();
if (fElementsToParticipants.get(element) != null) {
// TODO must access the participant id / label to properly report the error.
JavaPlugin.log(
new Status(
IStatus.WARNING,
JavaPlugin.getPluginId(),
0,
"A second search participant was found for an element",
null)); //$NON-NLS-1$
return false;
}
fElementsToParticipants.put(element, participant);
addMatch(match);
return true;
}
/*
* @see ICompletionProposal#getAdditionalProposalInfo()
*/
@Override
public String getAdditionalProposalInfo() {
try {
fContext.setReadOnly(true);
TemplateBuffer templateBuffer;
try {
templateBuffer = fContext.evaluate(fTemplate);
} catch (TemplateException e) {
return null;
}
IDocument document = new Document(templateBuffer.getString());
IndentUtil.indentLines(document, new LineRange(0, document.getNumberOfLines()), null, null);
return document.get();
} catch (BadLocationException e) {
handleException(
JavaPlugin.getActiveWorkbenchShell(),
new CoreException(
new Status(
IStatus.ERROR, JavaPlugin.getPluginId(), IStatus.OK, "", e))); // $NON-NLS-1$
return null;
}
}
