Source Code Cross Referenced for UserCredentialsConnectionFactoryAdapter.java in  » J2EE » spring-framework-2.5 » org » springframework » jms » connection » Java Source Code / Java DocumentationJava Source Code and Java Documentation

Java Source Code / Java Documentation
1. 6.0 JDK Core
2. 6.0 JDK Modules
3. 6.0 JDK Modules com.sun
4. 6.0 JDK Modules com.sun.java
5. 6.0 JDK Modules sun
6. 6.0 JDK Platform
7. Ajax
8. Apache Harmony Java SE
9. Aspect oriented
10. Authentication Authorization
11. Blogger System
12. Build
13. Byte Code
14. Cache
15. Chart
16. Chat
17. Code Analyzer
18. Collaboration
19. Content Management System
20. Database Client
21. Database DBMS
22. Database JDBC Connection Pool
23. Database ORM
24. Development
25. EJB Server geronimo
26. EJB Server GlassFish
27. EJB Server JBoss 4.2.1
28. EJB Server resin 3.1.5
29. ERP CRM Financial
30. ESB
31. Forum
32. GIS
33. Graphic Library
34. Groupware
35. HTML Parser
36. IDE
37. IDE Eclipse
38. IDE Netbeans
39. Installer
40. Internationalization Localization
41. Inversion of Control
42. Issue Tracking
43. J2EE
44. JBoss
45. JMS
46. JMX
47. Library
48. Mail Clients
49. Net
50. Parser
51. PDF
52. Portal
53. Profiler
54. Project Management
55. Report
56. RSS RDF
57. Rule Engine
58. Science
59. Scripting
60. Search Engine
61. Security
62. Sevlet Container
63. Source Control
64. Swing Library
65. Template Engine
66. Test Coverage
67. Testing
68. UML
69. Web Crawler
70. Web Framework
71. Web Mail
72. Web Server
73. Web Services
74. Web Services apache cxf 2.0.1
75. Web Services AXIS2
76. Wiki Engine
77. Workflow Engines
78. XML
79. XML UI
Java
Java Tutorial
Java Open Source
Jar File Download
Java Articles
Java Products
Java by API
Photoshop Tutorials
Maya Tutorials
Flash Tutorials
3ds-Max Tutorials
Illustrator Tutorials
GIMP Tutorials
C# / C Sharp
C# / CSharp Tutorial
C# / CSharp Open Source
ASP.Net
ASP.NET Tutorial
JavaScript DHTML
JavaScript Tutorial
JavaScript Reference
HTML / CSS
HTML CSS Reference
C / ANSI-C
C Tutorial
C++
C++ Tutorial
Ruby
PHP
Python
Python Tutorial
Python Open Source
SQL Server / T-SQL
SQL Server / T-SQL Tutorial
Oracle PL / SQL
Oracle PL/SQL Tutorial
PostgreSQL
SQL / MySQL
MySQL Tutorial
VB.Net
VB.Net Tutorial
Flash / Flex / ActionScript
VBA / Excel / Access / Word
XML
XML Tutorial
Microsoft Office PowerPoint 2007 Tutorial
Microsoft Office Excel 2007 Tutorial
Microsoft Office Word 2007 Tutorial
Java Source Code / Java Documentation » J2EE » spring framework 2.5 » org.springframework.jms.connection 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Copyright 2002-2007 the original author or authors.
003:         *
004:         * Licensed under the Apache License, Version 2.0 (the "License");
005:         * you may not use this file except in compliance with the License.
006:         * You may obtain a copy of the License at
007:         *
008:         *      http://www.apache.org/licenses/LICENSE-2.0
009:         *
010:         * Unless required by applicable law or agreed to in writing, software
011:         * distributed under the License is distributed on an "AS IS" BASIS,
012:         * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013:         * See the License for the specific language governing permissions and
014:         * limitations under the License.
015:         */
016:
017:        package org.springframework.jms.connection;
018:
019:        import javax.jms.Connection;
020:        import javax.jms.ConnectionFactory;
021:        import javax.jms.JMSException;
022:        import javax.jms.QueueConnection;
023:        import javax.jms.QueueConnectionFactory;
024:        import javax.jms.TopicConnection;
025:        import javax.jms.TopicConnectionFactory;
026:
027:        import org.springframework.beans.factory.InitializingBean;
028:        import org.springframework.util.Assert;
029:        import org.springframework.util.StringUtils;
030:
031:        /**
032:         * An adapter for a target JMS {@link javax.jms.ConnectionFactory}, applying the
033:         * given user credentials to every standard <code>createConnection()</code> call,
034:         * that is, implicitly invoking <code>createConnection(username, password)</code>
035:         * on the target. All other methods simply delegate to the corresponding methods
036:         * of the target ConnectionFactory.
037:         *
038:         * <p>Can be used to proxy a target JNDI ConnectionFactory that does not have user
039:         * credentials configured. Client code can work with the ConnectionFactory without
040:         * passing in username and password on every <code>createConnection()</code> call.
041:         *
042:         * <p>In the following example, client code can simply transparently work
043:         * with the preconfigured "myConnectionFactory", implicitly accessing
044:         * "myTargetConnectionFactory" with the specified user credentials.
045:         *
046:         * <pre class="code">
047:         * &lt;bean id="myTargetConnectionFactory" class="org.springframework.jndi.JndiObjectFactoryBean"&gt;
048:         *   &lt;property name="jndiName" value="java:comp/env/jms/mycf"/&gt;
049:         * &lt;/bean&gt;
050:         *
051:         * &lt;bean id="myConnectionFactory" class="org.springframework.jms.connection.UserCredentialsConnectionFactoryAdapter"&gt;
052:         *   &lt;property name="targetConnectionFactory" ref="myTargetConnectionFactory"/&gt;
053:         *   &lt;property name="username" value="myusername"/&gt;
054:         *   &lt;property name="password" value="mypassword"/&gt;
055:         * &lt;/bean></pre>
056:         *
057:         * <p>If the "username" is empty, this proxy will simply delegate to the standard
058:         * <code>createConnection()</code> method of the target ConnectionFactory.
059:         * This can be used to keep a UserCredentialsConnectionFactoryAdapter bean
060:         * definition just for the <i>option</i> of implicitly passing in user credentials
061:         * if the particular target ConnectionFactory requires it.
062:         *
063:         * @author Juergen Hoeller
064:         * @since 1.2
065:         * @see #createConnection
066:         * @see #createQueueConnection
067:         * @see #createTopicConnection
068:         */
069:        public class UserCredentialsConnectionFactoryAdapter implements 
070:                ConnectionFactory, QueueConnectionFactory,
071:                TopicConnectionFactory, InitializingBean {
072:
073:            private ConnectionFactory targetConnectionFactory;
074:
075:            private String username;
076:
077:            private String password;
078:
079:            private final ThreadLocal threadBoundCredentials = new ThreadLocal();
080:
081:            /**
082:             * Set the target ConnectionFactory that this ConnectionFactory should delegate to.
083:             */
084:            public void setTargetConnectionFactory(
085:                    ConnectionFactory targetConnectionFactory) {
086:                Assert.notNull(targetConnectionFactory,
087:                        "'targetConnectionFactory' must not be null");
088:                this .targetConnectionFactory = targetConnectionFactory;
089:            }
090:
091:            /**
092:             * Set the username that this adapter should use for retrieving Connections.
093:             * Default is no specific user.
094:             */
095:            public void setUsername(String username) {
096:                this .username = username;
097:            }
098:
099:            /**
100:             * Set the password that this adapter should use for retrieving Connections.
101:             * Default is no specific password.
102:             */
103:            public void setPassword(String password) {
104:                this .password = password;
105:            }
106:
107:            public void afterPropertiesSet() {
108:                if (this .targetConnectionFactory == null) {
109:                    throw new IllegalArgumentException(
110:                            "Property 'targetConnectionFactory' is required");
111:                }
112:            }
113:
114:            /**
115:             * Set user credententials for this proxy and the current thread.
116:             * The given username and password will be applied to all subsequent
117:             * <code>createConnection()</code> calls on this ConnectionFactory proxy.
118:             * <p>This will override any statically specified user credentials,
119:             * that is, values of the "username" and "password" bean properties.
120:             * @param username the username to apply
121:             * @param password the password to apply
122:             * @see #removeCredentialsFromCurrentThread
123:             */
124:            public void setCredentialsForCurrentThread(String username,
125:                    String password) {
126:                this .threadBoundCredentials.set(new String[] { username,
127:                        password });
128:            }
129:
130:            /**
131:             * Remove any user credentials for this proxy from the current thread.
132:             * Statically specified user credentials apply again afterwards.
133:             * @see #setCredentialsForCurrentThread
134:             */
135:            public void removeCredentialsFromCurrentThread() {
136:                this .threadBoundCredentials.set(null);
137:            }
138:
139:            /**
140:             * Determine whether there are currently thread-bound credentials,
141:             * using them if available, falling back to the statically specified
142:             * username and password (i.e. values of the bean properties) else.
143:             * @see #doCreateConnection
144:             */
145:            public final Connection createConnection() throws JMSException {
146:                String[] threadCredentials = (String[]) this .threadBoundCredentials
147:                        .get();
148:                if (threadCredentials != null) {
149:                    return doCreateConnection(threadCredentials[0],
150:                            threadCredentials[1]);
151:                } else {
152:                    return doCreateConnection(this .username, this .password);
153:                }
154:            }
155:
156:            /**
157:             * Delegate the call straight to the target ConnectionFactory.
158:             */
159:            public Connection createConnection(String username, String password)
160:                    throws JMSException {
161:                return doCreateConnection(username, password);
162:            }
163:
164:            /**
165:             * This implementation delegates to the <code>createConnection(username, password)</code>
166:             * method of the target ConnectionFactory, passing in the specified user credentials.
167:             * If the specified username is empty, it will simply delegate to the standard
168:             * <code>createConnection()</code> method of the target ConnectionFactory.
169:             * @param username the username to use
170:             * @param password the password to use
171:             * @return the Connection
172:             * @see javax.jms.ConnectionFactory#createConnection(String, String)
173:             * @see javax.jms.ConnectionFactory#createConnection()
174:             */
175:            protected Connection doCreateConnection(String username,
176:                    String password) throws JMSException {
177:                Assert.state(this .targetConnectionFactory != null,
178:                        "'targetConnectionFactory' is required");
179:                if (StringUtils.hasLength(username)) {
180:                    return this .targetConnectionFactory.createConnection(
181:                            username, password);
182:                } else {
183:                    return this .targetConnectionFactory.createConnection();
184:                }
185:            }
186:
187:            /**
188:             * Determine whether there are currently thread-bound credentials,
189:             * using them if available, falling back to the statically specified
190:             * username and password (i.e. values of the bean properties) else.
191:             * @see #doCreateQueueConnection
192:             */
193:            public final QueueConnection createQueueConnection()
194:                    throws JMSException {
195:                String[] threadCredentials = (String[]) this .threadBoundCredentials
196:                        .get();
197:                if (threadCredentials != null) {
198:                    return doCreateQueueConnection(threadCredentials[0],
199:                            threadCredentials[1]);
200:                } else {
201:                    return doCreateQueueConnection(this .username, this .password);
202:                }
203:            }
204:
205:            /**
206:             * Delegate the call straight to the target QueueConnectionFactory.
207:             */
208:            public QueueConnection createQueueConnection(String username,
209:                    String password) throws JMSException {
210:                return doCreateQueueConnection(username, password);
211:            }
212:
213:            /**
214:             * This implementation delegates to the <code>createQueueConnection(username, password)</code>
215:             * method of the target QueueConnectionFactory, passing in the specified user credentials.
216:             * If the specified username is empty, it will simply delegate to the standard
217:             * <code>createQueueConnection()</code> method of the target ConnectionFactory.
218:             * @param username the username to use
219:             * @param password the password to use
220:             * @return the Connection
221:             * @see javax.jms.QueueConnectionFactory#createQueueConnection(String, String)
222:             * @see javax.jms.QueueConnectionFactory#createQueueConnection()
223:             */
224:            protected QueueConnection doCreateQueueConnection(String username,
225:                    String password) throws JMSException {
226:                Assert.state(this .targetConnectionFactory != null,
227:                        "'targetConnectionFactory' is required");
228:                if (!(this .targetConnectionFactory instanceof  QueueConnectionFactory)) {
229:                    throw new javax.jms.IllegalStateException(
230:                            "'targetConnectionFactory' is not a QueueConnectionFactory");
231:                }
232:                QueueConnectionFactory queueFactory = (QueueConnectionFactory) this .targetConnectionFactory;
233:                if (StringUtils.hasLength(username)) {
234:                    return queueFactory.createQueueConnection(username,
235:                            password);
236:                } else {
237:                    return queueFactory.createQueueConnection();
238:                }
239:            }
240:
241:            /**
242:             * Determine whether there are currently thread-bound credentials,
243:             * using them if available, falling back to the statically specified
244:             * username and password (i.e. values of the bean properties) else.
245:             * @see #doCreateTopicConnection
246:             */
247:            public final TopicConnection createTopicConnection()
248:                    throws JMSException {
249:                String[] threadCredentials = (String[]) this .threadBoundCredentials
250:                        .get();
251:                if (threadCredentials != null) {
252:                    return doCreateTopicConnection(threadCredentials[0],
253:                            threadCredentials[1]);
254:                } else {
255:                    return doCreateTopicConnection(this .username, this .password);
256:                }
257:            }
258:
259:            /**
260:             * Delegate the call straight to the target TopicConnectionFactory.
261:             */
262:            public TopicConnection createTopicConnection(String username,
263:                    String password) throws JMSException {
264:                return doCreateTopicConnection(username, password);
265:            }
266:
267:            /**
268:             * This implementation delegates to the <code>createTopicConnection(username, password)</code>
269:             * method of the target TopicConnectionFactory, passing in the specified user credentials.
270:             * If the specified username is empty, it will simply delegate to the standard
271:             * <code>createTopicConnection()</code> method of the target ConnectionFactory.
272:             * @param username the username to use
273:             * @param password the password to use
274:             * @return the Connection
275:             * @see javax.jms.TopicConnectionFactory#createTopicConnection(String, String)
276:             * @see javax.jms.TopicConnectionFactory#createTopicConnection()
277:             */
278:            protected TopicConnection doCreateTopicConnection(String username,
279:                    String password) throws JMSException {
280:                Assert.state(this .targetConnectionFactory != null,
281:                        "'targetConnectionFactory' is required");
282:                if (!(this .targetConnectionFactory instanceof  TopicConnectionFactory)) {
283:                    throw new javax.jms.IllegalStateException(
284:                            "'targetConnectionFactory' is not a TopicConnectionFactory");
285:                }
286:                TopicConnectionFactory queueFactory = (TopicConnectionFactory) this.targetConnectionFactory;
287:                if (StringUtils.hasLength(username)) {
288:                    return queueFactory.createTopicConnection(username,
289:                            password);
290:                } else {
291:                    return queueFactory.createTopicConnection();
292:                }
293:            }
294:
295:        }
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.