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.bcel.util; 019 020/** 021 * Used for BCEL comparison strategy 022 * 023 * @since 5.2 024 */ 025public interface BCELComparator { 026 027 /** 028 * Compare two objects and return what THIS.equals(THAT) should return 029 * 030 * @param THIS 031 * @param THAT 032 * @return true if and only if THIS equals THAT 033 */ 034 boolean equals( Object THIS, Object THAT ); 035 036 037 /** 038 * Return hashcode for THIS.hashCode() 039 * 040 * @param THIS 041 * @return hashcode for THIS.hashCode() 042 */ 043 int hashCode( Object THIS ); 044}