| /* |
| * Copyright 2011 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package com.google.web.bindery.requestfactory.apt; |
| |
| import java.util.Comparator; |
| |
| import javax.tools.Diagnostic; |
| import javax.tools.JavaFileObject; |
| |
| /** |
| * Orders Diagnostic objects by filename, position, and message. |
| */ |
| class DiagnosticComparator implements Comparator<Diagnostic<? extends JavaFileObject>> { |
| @Override |
| public int compare(Diagnostic<? extends JavaFileObject> o1, |
| Diagnostic<? extends JavaFileObject> o2) { |
| int c; |
| if (o1.getSource() != null && o2.getSource() != null) { |
| c = o1.getSource().toUri().toString().compareTo(o2.getSource().toUri().toString()); |
| if (c != 0) { |
| return c; |
| } |
| } |
| long p = o1.getPosition() - o2.getPosition(); |
| if (p != 0) { |
| return Long.signum(p); |
| } |
| return o1.getMessage(null).compareTo(o2.getMessage(null)); |
| } |
| } |