1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19
20 package org.apache.myfaces.tobago.internal.context;
21
22 /**
23 * This class makes it possible to put "null" values into the Map.
24 */
25 public final class StringValue {
26
27 public static final StringValue NULL = new StringValue(null);
28
29 private String value;
30
31 public StringValue(String value) {
32 this.value = value;
33 }
34
35 public String getValue() {
36 return value;
37 }
38
39 @Override
40 public boolean equals(Object o) {
41 if (this == o) {
42 return true;
43 }
44 if (o == null || getClass() != o.getClass()) {
45 return false;
46 }
47
48 StringValue that = (StringValue) o;
49
50 if (value != null ? !value.equals(that.value) : that.value != null) {
51 return false;
52 }
53
54 return true;
55 }
56
57 @Override
58 public int hashCode() {
59 return (value != null ? value.hashCode() : 0);
60 }
61 }