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