public JavaRefactoringDescriptor buildEclipseDescriptor() throws Exception {
System.err.println("[eclipse-rename] Building descriptor...");
IJavaElement element = location.getIJavaElement();
String kind = getRenameKind(element);
// [1] BUGFIX was needed: The scripting interface didn't allow VariableDeclarationFragments as
// IJavaElements
// and thus had to be extended
// [2] WORKAROUND for scripting interface bug (see below)
if (kind.equals(IJavaRefactorings.RENAME_METHOD)) {
IMethod m = (IMethod) element;
if (m.isConstructor()) {
// Rename the type instead (as the UI would do-- the scripting interface will only rename
// the constructor, which is broken)
kind = IJavaRefactorings.RENAME_TYPE;
element = m.getDeclaringType();
}
}
System.err.println("[eclipse-rename] Kind = " + kind + ", element = " + element);
// [3] Don't test for package fragments now
if (kind.equals(IJavaRefactorings.RENAME_PACKAGE)) return null; // don't bother with this now
if (element == null) {
System.err.println("!!! ABORT: No IJavaElement to represent location");
throw new RuntimeException("!!! ABORT: No IJavaElement for location");
}
if (element instanceof ILocalVariable) {
System.err.println("element is of type " + element.getClass());
final ILocalVariable fLocalVariable = (ILocalVariable) element;
final ISourceRange sourceRange = fLocalVariable.getNameRange();
final CompilationUnit fCompilationUnitNode = location.getCompilationUnit();
ASTNode name = NodeFinder.perform(fCompilationUnitNode, sourceRange);
System.err.println("node is of type " + name.getClass());
if (name == null) System.err.println("!!! ILV doesn't have associated name!");
if (name.getParent() instanceof VariableDeclaration)
System.err.println("ILV has parent : " + (VariableDeclaration) name.getParent());
else
System.err.println(
"!!! ILV doesn't have var declaration parent, instead " + name.getParent().getClass());
}
System.err.println("Trying to rename a " + kind + ": " + element);
if (element instanceof SimpleName)
System.err.println(" Name = '" + ((SimpleName) element).getIdentifier() + "'");
if (kind.equals(IJavaRefactorings.RENAME_TYPE)) {
System.err.println("(Possibly need a new launch configuration)");
tproject.renameClass((IType) element, new_name);
}
final RenameJavaElementDescriptor descriptor =
(RenameJavaElementDescriptor) getDescriptor(kind);
descriptor.setJavaElement(element);
descriptor.setNewName(this.new_name);
if (element.getElementType() == IJavaElement.TYPE
|| element.getElementType() == IJavaElement.PACKAGE_FRAGMENT)
descriptor.setUpdateQualifiedNames(true);
else descriptor.setUpdateQualifiedNames(false);
descriptor.setUpdateReferences(true);
descriptor.setDeprecateDelegate(false);
descriptor.setRenameGetters(false);
descriptor.setRenameSetters(false);
descriptor.setKeepOriginal(false);
descriptor.setUpdateHierarchy(false);
descriptor.setUpdateSimilarDeclarations(false);
// [3] Fix: Eclipse will complain if the transformation is a no-op, but we don't want that:
if (element.getElementName().equals(this.new_name)) throw new NOPException();
System.err.println("[eclipse-rename] Computed descriptor.");
return descriptor;
}
/**
* Adds the self function with the relevant data to the proposals array
*
* @param context
* @param reporter
* @throws BadLocationException
*/
protected void addSelf(AbstractCompletionContext context, ICompletionReporter reporter)
throws BadLocationException {
String prefix = context.getPrefix();
SourceRange replaceRange = getReplacementRange(context);
if (CodeAssistUtils.startsWithIgnoreCase("self", prefix)) {
if (!context.getCompletionRequestor().isContextInformationMode()
|| prefix.length() == 4) { // "self".length()
String suffix = getSuffix(context);
// get the class data for "self". In case of null, the self
// function will not be added
IType selfClassData =
CodeAssistUtils.getSelfClassData(context.getSourceModule(), context.getOffset());
if (selfClassData != null) {
try {
IMethod ctor = null;
for (IMethod method : selfClassData.getMethods()) {
if (method.isConstructor()) {
ctor = method;
break;
}
}
if (ctor != null) {
ISourceRange sourceRange = selfClassData.getSourceRange();
FakeMethod ctorMethod =
new FakeMethod(
(ModelElement) selfClassData,
"self",
sourceRange.getOffset(),
sourceRange.getLength(),
sourceRange.getOffset(),
sourceRange.getLength()) {
public boolean isConstructor() throws ModelException {
return true;
}
};
ctorMethod.setParameters(ctor.getParameters());
reporter.reportMethod(ctorMethod, suffix, replaceRange);
} else {
ISourceRange sourceRange = selfClassData.getSourceRange();
reporter.reportMethod(
new FakeMethod(
(ModelElement) selfClassData,
"self",
sourceRange.getOffset(),
sourceRange.getLength(),
sourceRange.getOffset(),
sourceRange.getLength()),
"()",
replaceRange);
}
} catch (ModelException e) {
PHPCorePlugin.log(e);
}
}
}
}
}