return service.getRefactoringHistory(projects, start, end, JavaRefactorings.JAR_IMPORTABLE | filter, monitor);
return service.getRefactoringHistory(projects, start, end, JavaRefactoringDescriptor.JAR_IMPORTABLE | filter, monitor);
	public static RefactoringHistory getRefactoringHistory(final IProject[] projects, final long start, final long end, final int filter, final IProgressMonitor monitor) {		Assert.isNotNull(projects);		if (start >= 0 && end >= start) {			final IRefactoringHistoryService service= RefactoringCore.getHistoryService();			try {				service.connect();				return service.getRefactoringHistory(projects, start, end, JavaRefactorings.JAR_IMPORTABLE | filter, monitor);			} finally {				service.disconnect();			}		}		return null;	}