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 */ 017package org.apache.bcel.util; 018 019/** 020 * Used for BCEL comparison strategy 021 * 022 * @since 5.2 023 */ 024public interface BCELComparator { 025 026 /** 027 * Compare two objects and return what THIS.equals(THAT) should return 028 * 029 * @param THIS 030 * @param THAT 031 * @return true if and only if THIS equals THAT 032 */ 033 boolean equals(Object THIS, Object THAT); 034 035 /** 036 * Return hash code for THIS.hashCode() 037 * 038 * @param THIS 039 * @return hash code for THIS.hashCode() 040 */ 041 int hashCode(Object THIS); 042}