01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * 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.harmony.pack200.bytecode;
18:
19: public abstract class CPConstant extends ConstantPoolEntry {
20:
21: private Object value;
22:
23: public CPConstant(byte tag, Object value) {
24: super (tag);
25: this .value = value;
26: }
27:
28: public boolean equals(Object obj) {
29: if (this == obj)
30: return true;
31: if (obj == null)
32: return false;
33: if (this .getClass() != obj.getClass())
34: return false;
35: final CPConstant other = (CPConstant) obj;
36: if (value == null) {
37: if (other.value != null)
38: return false;
39: } else if (!value.equals(other.value))
40: return false;
41: return true;
42: }
43:
44: public int hashCode() {
45: final int PRIME = 31;
46: int result = 1;
47: result = PRIME * result
48: + ((value == null) ? 0 : value.hashCode());
49: return result;
50: }
51:
52: protected Object getValue() {
53: return value;
54: }
55:
56: }
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