2 * Copyright 2005-2010 the original author or authors.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org.wamblee.general;
19 * This class provided an equality operation based on the object reference
20 * of the wrapped object. This is required because we cannto assume that the
21 * equals operation has any meaning for different types of persistent
22 * objects. This allows us to use the standard collection classes for
23 * detecting cyclic dependences and avoiding recursion.
25 public class ObjectElem {
26 private Object object;
29 * Constructs the wrapper.
30 * @param aObject Object.
32 public ObjectElem(Object aObject) {
36 public boolean equals(Object aObj) {
40 if (!(aObj instanceof ObjectElem)) {
43 return ((ObjectElem) aObj).object == object;
46 public int hashCode() {
47 return object.hashCode();