JBossServerConnectionFactory


1   /**
2    * Copyright 2004-2005 jManage.org
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.jmanage.core.modules.jboss;
17  
18  import org.jmanage.core.management.ServerConnection;
19  import org.jmanage.core.management.ConnectionFailedException;
20  import org.jmanage.core.management.ServerConnectionFactory;
21  import org.jmanage.core.config.ApplicationConfig;
22  import org.jboss.jmx.adaptor.rmi.RMIAdaptor;
23  import org.jboss.security.SecurityAssociation;
24  import org.jboss.security.SimplePrincipal;
25  
26  import javax.naming.NamingException  ;
27  import javax.naming.Context  ;
28  import javax.naming.InitialContext  ;
29  
30  import java.util.Hashtable  ;
31  
32  /**
33   *
34   * date:  Oct 30, 2004
35   * @author  Prem, Shashank Bellary
36   */
37  public class JBossServerConnectionFactory implements ServerConnectionFactory{
38  
39      /**
40       * @return  instance of ServerConnection corresponding to this jboss
41       * module.
42       */
43      public ServerConnection getServerConnection(ApplicationConfig config)
44          throws ConnectionFailedException {
45  
46          try {
47              RMIAdaptor rmiAdaptor = findExternal(config.getURL(),
48                      config.getUsername(), config.getPassword());
49              return new JBossServerConnection(rmiAdaptor);
50          } catch (Throwable   e) {
51              throw new ConnectionFailedException(e);
52          }
53      }
54  
55      /**
56       *
57       * @param url
58       * @return
59       * @throws NamingException
60       */
61      private static RMIAdaptor findExternal(String   url, String   username, String   password)
62              throws NamingException   {
63  
64          Hashtable   props = new Hashtable  ();
65          props.put(Context.INITIAL_CONTEXT_FACTORY, "org.jnp.interfaces.NamingContextFactory");
66          props.put(Context.PROVIDER_URL, url);
67          props.put(Context.URL_PKG_PREFIXES, "org.jboss.naming:org.jnp.interfaces");
68  
69          if(username != null){
70              SecurityAssociation.setPrincipal(new SimplePrincipal(username));
71              SecurityAssociation.setCredential(password);
72          }
73  
74          Context   ctx = new InitialContext  (props);
75          RMIAdaptor rmiAdaptor = (RMIAdaptor)ctx.lookup("jmx/rmi/RMIAdaptor");
76          ctx.close();
77          return rmiAdaptor;
78      }
79  
80  }
81
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