/*
 * 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.maven.plugins.assembly.archive.phase;

import java.util.Comparator;

/**
 *
 */
public class AssemblyArchiverPhaseComparator implements Comparator<AssemblyArchiverPhase> {
    @Override
    public int compare(AssemblyArchiverPhase o1, AssemblyArchiverPhase o2) {
        boolean o1hasOrder = o1 instanceof PhaseOrder;
        boolean o2hasOrder = o2 instanceof PhaseOrder;
        if (!o1hasOrder && !o2hasOrder) {
            return o1.getClass().getName().compareTo(o2.getClass().getName());
        }
        if (!o1hasOrder) {
            return -1;
        }
        if (!o2hasOrder) {
            return +1;
        }
        return Integer.compare(((PhaseOrder) o1).order(), ((PhaseOrder) o2).order());
    }
}
