private RefactoringStatus addDelegates() throws JavaModelException, CoreException {
RefactoringStatus status = new RefactoringStatus();
CompilationUnitRewrite rewrite = new CompilationUnitRewrite(fField.getCompilationUnit());
rewrite.setResolveBindings(true);
// add delegate for the field
if (RefactoringAvailabilityTester.isDelegateCreationAvailable(fField)) {
FieldDeclaration fieldDeclaration =
ASTNodeSearchUtil.getFieldDeclarationNode(fField, rewrite.getRoot());
if (fieldDeclaration.fragments().size() > 1) {
status.addWarning(
Messages.format(
RefactoringCoreMessages
.DelegateCreator_cannot_create_field_delegate_more_than_one_fragment,
BasicElementLabels.getJavaElementName(fField.getElementName())),
JavaStatusContext.create(fField));
} else if (((VariableDeclarationFragment) fieldDeclaration.fragments().get(0))
.getInitializer()
== null) {
status.addWarning(
Messages.format(
RefactoringCoreMessages.DelegateCreator_cannot_create_field_delegate_no_initializer,
BasicElementLabels.getJavaElementName(fField.getElementName())),
JavaStatusContext.create(fField));
} else {
DelegateFieldCreator creator = new DelegateFieldCreator();
creator.setDeclareDeprecated(fDelegateDeprecation);
creator.setDeclaration(fieldDeclaration);
creator.setNewElementName(getNewElementName());
creator.setSourceRewrite(rewrite);
creator.prepareDelegate();
creator.createEdit();
}
}
// add delegates for getter and setter methods
// there may be getters even if the field is static final
if (getGetter() != null && fRenameGetter)
addMethodDelegate(getGetter(), getNewGetterName(), rewrite);
if (getSetter() != null && fRenameSetter)
addMethodDelegate(getSetter(), getNewSetterName(), rewrite);
final CompilationUnitChange change = rewrite.createChange(true);
if (change != null) {
change.setKeepPreviewEdits(true);
fChangeManager.manage(fField.getCompilationUnit(), change);
}
return status;
}
/**
* Add occurrences
*
* @param manager the text change manager
* @param pm the progress monitor
* @param status the status
* @throws CoreException if change creation failed
*/
protected void addOccurrences(
TextChangeManager manager, IProgressMonitor pm, RefactoringStatus status)
throws CoreException /*thrown in subtype*/ {
pm.beginTask("", fOccurrences.length); // $NON-NLS-1$
for (int i = 0; i < fOccurrences.length; i++) {
ICompilationUnit cu = fOccurrences[i].getCompilationUnit();
if (cu == null) continue;
SearchMatch[] results = fOccurrences[i].getSearchResults();
// Split matches into declaration and non-declaration matches
List<SearchMatch> declarationsInThisCu = new ArrayList<>();
List<SearchMatch> referencesInThisCu = new ArrayList<>();
for (int j = 0; j < results.length; j++) {
if (results[j] instanceof MethodDeclarationMatch) declarationsInThisCu.add(results[j]);
else referencesInThisCu.add(results[j]);
}
// First, handle the declarations
if (declarationsInThisCu.size() > 0) {
if (fDelegateUpdating) {
// Update with delegates
CompilationUnitRewrite rewrite = new CompilationUnitRewrite(cu);
rewrite.setResolveBindings(true);
for (Iterator<SearchMatch> iter = declarationsInThisCu.iterator(); iter.hasNext(); ) {
SearchMatch element = iter.next();
MethodDeclaration method =
ASTNodeSearchUtil.getMethodDeclarationNode(
(IMethod) element.getElement(), rewrite.getRoot());
DelegateCreator creator = new DelegateMethodCreator();
creator.setDeclareDeprecated(fDelegateDeprecation);
creator.setDeclaration(method);
creator.setSourceRewrite(rewrite);
creator.setNewElementName(getNewElementName());
creator.prepareDelegate();
creator.createEdit();
}
// Need to handle all delegates first as this
// creates a completely new change object.
TextChange changeForThisCu = rewrite.createChange(true);
changeForThisCu.setKeepPreviewEdits(true);
manager.manage(cu, changeForThisCu);
}
// Update the normal methods
for (Iterator<SearchMatch> iter = declarationsInThisCu.iterator(); iter.hasNext(); ) {
SearchMatch element = iter.next();
simpleUpdate(element, cu, manager.get(cu));
}
}
// Second, handle references
if (fUpdateReferences) {
for (Iterator<SearchMatch> iter = referencesInThisCu.iterator(); iter.hasNext(); ) {
SearchMatch element = iter.next();
simpleUpdate(element, cu, manager.get(cu));
}
}
pm.worked(1);
if (pm.isCanceled()) throw new OperationCanceledException();
}
pm.done();
}