ASSocketFacadeUtils


1   /*
2    * The contents of this file are subject to the terms 
3    * of the Common Development and Distribution License 
4    * (the License).  You may not use this file except in
5    * compliance with the License.
6    * 
7    * You can obtain a copy of the license at 
8    * https://glassfish.dev.java.net/public/CDDLv1.0.html or
9    * glassfish/bootstrap/legal/CDDLv1.0.txt.
10   * See the License for the specific language governing 
11   * permissions and limitations under the License.
12   * 
13   * When distributing Covered Code, include this CDDL 
14   * Header Notice in each file and include the License file 
15   * at glassfish/bootstrap/legal/CDDLv1.0.txt.  
16   * If applicable, add the following below the CDDL Header, 
17   * with the fields enclosed by brackets [] replaced by
18   * you own identifying information: 
19   * "Portions Copyrighted [year] [name of copyright owner]"
20   * 
21   * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
22   */
23  
24  package com.sun.enterprise.server.ss.spi;
25  
26  import com.sun.enterprise.server.PELaunch;
27  /**
28   * This utility class houses methods to get ASSocketServiceFacade
29   * @author Sivakumar Thyagarajan, Binod PG
30   * @since SJSAS 9.0
31   */ 
32  public class ASSocketFacadeUtils {
33      private static ASSocketServiceFacade _instance = null;
34      
35      public static ASSocketServiceFacade getASSocketService() {
36          try {
37              if(_instance == null) {
38                  String   proxyClassName = "com.sun.enterprise.server.ss.ASSocketServiceProxy";
39                  Class   socketServiceProxy = null;
40                  /* If the new classloader hierachy is switched on, use appserver-chain to load
41                     the class */
42                  if(Boolean.getBoolean(PELaunch.USE_NEW_CLASSLOADER_PROPERTY)) {
43                      socketServiceProxy = PELaunch.getAppServerChain().loadClass(proxyClassName);
44                  } else {
45                      socketServiceProxy = ASSocketFacadeUtils.class.getClassLoader().loadClass(proxyClassName);
46                  }
47                  _instance = (ASSocketServiceFacade)socketServiceProxy.newInstance();
48              }
49              return _instance;
50          } catch (Exception   e) {
51              RuntimeException   rte = new RuntimeException  (e.getMessage());
52              rte.initCause(e);
53              throw rte;
54          }
55      }
56  }
57
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