/*
* Copyright 2008 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.gwt.core.ext.soyc;
import java.io.Serializable;
import java.util.Comparator;
/**
* This is a top-level type so that we can serialize any TreeMaps that happen to
* use {@link Member#TYPE_AND_SOURCE_NAME_COMPARATOR}.
*/
class TypeAndSourceNameComparator implements Comparator<Member>, Serializable {
public int compare(Member o1, Member o2) {
int r = o1.getClass().getName().compareTo(o2.getClass().getName());
if (r != 0) {
return r;
}
return o1.getSourceName().compareTo(o2.getSourceName());
}
/**
* Always use the singleton instance.
*/
private Object readResolve() {
return Member.TYPE_AND_SOURCE_NAME_COMPARATOR;
}
}