@Override
public Change createChange(IProgressMonitor pm) throws CoreException, OperationCanceledException {
SubMonitor sm = SubMonitor.convert(pm, "Creating a change description.", 20);
try {
modelChange = new RootChange(context);
modelChange.perform(pm);
sm.done();
} catch (CoreException exception) {
RefactoringPlugin.log(IStatus.ERROR, exception.getMessage());
modelChange = null;
sm.done();
throw exception;
}
return modelChange;
}
@Override
public RefactoringStatus checkFinalConditions(IProgressMonitor pm)
throws CoreException, OperationCanceledException {
RefactoringStatus refactoringStatus = RefactoringStatus.create(Status.OK_STATUS);
if (modelChange == null) {
createChange(pm);
}
RefactoringTickProvider tickProvider = getRefactoringTickProvider();
StringBuffer taskBuffer = new StringBuffer("Checking final conditions for re-factoring ");
taskBuffer.append(context.getLabel());
SubMonitor sm =
SubMonitor.convert(pm, taskBuffer.toString(), tickProvider.getCheckFinalConditionsTicks());
Object modified = modelChange.getModifiedElement();
if (modified instanceof EObject) {
EObject modifiedEObject = (EObject) modified;
EObject container = EcoreUtil.getRootContainer(modifiedEObject);
refactoringStatus =
pm.isCanceled()
? RefactoringStatus.create(Status.CANCEL_STATUS)
: validate(pm, container);
}
sm.done();
return refactoringStatus;
}
