1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
|
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.naming;
import java.util.Enumeration;
import javax.naming.Context;
import javax.naming.RefAddr;
import javax.naming.Reference;
import javax.naming.StringRefAddr;
/**
* Represents a reference address to a resource.
*
* @author Remy Maucherat
*/
public class ResourceRef extends Reference {
private static final long serialVersionUID = 1L;
// -------------------------------------------------------------- Constants
/**
* Default factory for this reference.
*/
public static final String DEFAULT_FACTORY =
org.apache.naming.factory.Constants.DEFAULT_RESOURCE_FACTORY;
/**
* Description address type.
*/
public static final String DESCRIPTION = "description";
/**
* Scope address type.
*/
public static final String SCOPE = "scope";
/**
* Auth address type.
*/
public static final String AUTH = "auth";
/**
* Is this resource a singleton
*/
public static final String SINGLETON = "singleton";
// ----------------------------------------------------------- Constructors
/**
* Resource Reference.
*
* @param resourceClass Resource class
* @param scope Resource scope
* @param auth Resource authentication
*/
public ResourceRef(String resourceClass, String description,
String scope, String auth, boolean singleton) {
this(resourceClass, description, scope, auth, singleton, null, null);
}
/**
* Resource Reference.
*
* @param resourceClass Resource class
* @param scope Resource scope
* @param auth Resource authentication
*/
public ResourceRef(String resourceClass, String description,
String scope, String auth, boolean singleton,
String factory, String factoryLocation) {
super(resourceClass, factory, factoryLocation);
StringRefAddr refAddr = null;
if (description != null) {
refAddr = new StringRefAddr(DESCRIPTION, description);
add(refAddr);
}
if (scope != null) {
refAddr = new StringRefAddr(SCOPE, scope);
add(refAddr);
}
if (auth != null) {
refAddr = new StringRefAddr(AUTH, auth);
add(refAddr);
}
// singleton is a boolean so slightly different handling
refAddr = new StringRefAddr(SINGLETON, Boolean.toString(singleton));
add(refAddr);
}
// ----------------------------------------------------- Instance Variables
// ------------------------------------------------------ Reference Methods
/**
* Retrieves the class name of the factory of the object to which this
* reference refers.
*/
@Override
public String getFactoryClassName() {
String factory = super.getFactoryClassName();
if (factory != null) {
return factory;
} else {
factory = System.getProperty(Context.OBJECT_FACTORIES);
if (factory != null) {
return null;
} else {
return DEFAULT_FACTORY;
}
}
}
// --------------------------------------------------------- Public Methods
/**
* Return a String rendering of this object.
*/
@Override
public String toString() {
StringBuilder sb = new StringBuilder("ResourceRef[");
sb.append("className=");
sb.append(getClassName());
sb.append(",factoryClassLocation=");
sb.append(getFactoryClassLocation());
sb.append(",factoryClassName=");
sb.append(getFactoryClassName());
Enumeration<RefAddr> refAddrs = getAll();
while (refAddrs.hasMoreElements()) {
RefAddr refAddr = refAddrs.nextElement();
sb.append(",{type=");
sb.append(refAddr.getType());
sb.append(",content=");
sb.append(refAddr.getContent());
sb.append("}");
}
sb.append("]");
return (sb.toString());
}
// ------------------------------------------------------------- Properties
}
|
