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 */
18 package org.apache.bcel.util;
19
20 /**
21 * Used for BCEL comparison strategy
22 *
23 * @author <A HREF="mailto:m.dahm@gmx.de">M. Dahm</A>
24 * @version $Id: BCELComparator.java 1158060 2011-08-15 23:17:19Z dbrosius $
25 * @since 5.2
26 */
27 public interface BCELComparator {
28
29 /**
30 * Compare two objects and return what THIS.equals(THAT) should return
31 *
32 * @param THIS
33 * @param THAT
34 * @return true if and only if THIS equals THAT
35 */
36 boolean equals( Object THIS, Object THAT );
37
38
39 /**
40 * Return hashcode for THIS.hashCode()
41 *
42 * @param THIS
43 * @return hashcode for THIS.hashCode()
44 */
45 int hashCode( Object THIS );
46 }