    001/*
    002 * Licensed to the Apache Software Foundation (ASF) under one or more
    003 * contributor license agreements.  See the NOTICE file distributed with
    004 * this work for additional information regarding copyright ownership.
    005 * The ASF licenses this file to You under the Apache License, Version 2.0
    006 * (the "License"); you may not use this file except in compliance with
    007 * the License.  You may obtain a copy of the License at
    008 *
    009 *     http://www.apache.org/licenses/LICENSE-2.0
    010 *
    011 * Unless required by applicable law or agreed to in writing, software
    012 * distributed under the License is distributed on an "AS IS" BASIS,
    013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    014 * See the License for the specific language governing permissions and
    015 * limitations under the License.
    016 */
    017
    018package org.apache.commons.configuration2;
    019
    020/**
    021 * Comparator for configurations interface.
    022 *
    023 * @since 1.0
    024 *
    025 */
    026public interface ConfigurationComparator
    027{
    028    /**
    029     * Compare two configuration objects.
    030     *
    031     * @param a the first configuration
    032     * @param b the second configuration
    033     * @return true if the two configurations are identical according to
    034     *         the implemented rules
    035     */
    036    boolean compare(Configuration a, Configuration b);
    037}
    038