IResource rename in plugin development

RenameIResource.java

protected boolean renameProject(IProject localProject, String newProjectName) {
        RenameResourceProcessor renameProcessor = new RenameResourceProcessor(localProject);
        renameProcessor.setNewResourceName(newProjectName);

        CheckConditionsOperation condictionOperation = new CheckConditionsOperation(new RenameRefactoring(renameProcessor),
                CheckConditionsOperation.FINAL_CONDITIONS);
        CreateChangeOperation operation = new CreateChangeOperation(condictionOperation,
                RefactoringCore.getConditionCheckingFailedSeverity());

        PerformChangeOperation performChangeOperation = new PerformChangeOperation(operation);

        try {
            performChangeOperation.run(null);
        } catch (CoreException e) {
            return false;
        }
        return true;
    } //org.eclipse.ltk.core.refactoring