1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 package org.apache.bcel.util; 18 19 /** 20 * Used for BCEL comparison strategy. 21 * 22 * @param <T> What type we are comparing. 23 * @since 5.2 24 */ 25 public interface BCELComparator<T> { 26 27 /** 28 * Compares two objects and return what a.equals(b) should return. 29 * 30 * @param a an object. 31 * @param b an object to be compared with {@code a} for equality. 32 * @return {@code true} if the arguments are equal to each other and {@code false} otherwise. 33 */ 34 boolean equals(T a, T b); 35 36 /** 37 * Gets the hash code for o.hashCode() 38 * 39 * @param o 40 * @return hash code for o.hashCode() 41 */ 42 int hashCode(T o); 43 }