/*****************************************************************
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.cayenne.reflect;
import java.util.Comparator;
import java.util.Map.Entry;
/**
* @since 3.1
*/
class PropertyComparator implements
Comparator<Entry<String, PropertyDescriptor>> {
static final Comparator<Entry<String, PropertyDescriptor>> comparator = new PropertyComparator();
public int compare(Entry<String, PropertyDescriptor> o1,
Entry<String, PropertyDescriptor> o2) {
if (o1.getValue() instanceof ArcProperty) {
if (o2.getValue() instanceof ArcProperty) {
return o1.getKey().compareTo(o2.getKey());
} else {
return 1;
}
} else {
if (o2.getValue() instanceof ArcProperty) {
return -1;
} else {
return o1.getKey().compareTo(o2.getKey());
}
}
}
}