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.commons.jxpath.ri;
19
20 import java.io.Serializable;
21
22 /**
23 * A qualified name: a combination of an optional namespace prefix and an local name.
24 */
25 public class QName implements Serializable {
26
27 private static final long serialVersionUID = 7616199282015091496L;
28
29 /**
30 * Prefix.
31 */
32 private final String prefix;
33
34 /**
35 * Name.
36 */
37 private final String name;
38
39 /**
40 * Qualified name.
41 */
42 private final String qualifiedName;
43
44 /**
45 * Constructs a new QName.
46 *
47 * @param qualifiedName value
48 */
49 public QName(final String qualifiedName) {
50 this.qualifiedName = qualifiedName;
51 final int index = qualifiedName.indexOf(':');
52 prefix = index < 0 ? null : qualifiedName.substring(0, index);
53 name = index < 0 ? qualifiedName : qualifiedName.substring(index + 1);
54 }
55
56 /**
57 * Constructs a new QName.
58 *
59 * @param prefix ns
60 * @param localName String
61 */
62 public QName(final String prefix, final String localName) {
63 this.prefix = prefix;
64 this.name = localName;
65 this.qualifiedName = prefix == null ? localName : prefix + ':' + localName;
66 }
67
68 @Override
69 public boolean equals(final Object object) {
70 if (this == object) {
71 return true;
72 }
73 if (!(object instanceof QName)) {
74 return false;
75 }
76 return qualifiedName.equals(((QName) object).qualifiedName);
77 }
78
79 /**
80 * Gets the local name.
81 *
82 * @return String
83 */
84 public String getName() {
85 return name;
86 }
87
88 /**
89 * Gets the prefix of this QName.
90 *
91 * @return String
92 */
93 public String getPrefix() {
94 return prefix;
95 }
96
97 @Override
98 public int hashCode() {
99 return name.hashCode();
100 }
101
102 @Override
103 public String toString() {
104 return qualifiedName;
105 }
106 }