JNDIUtil


1   /**
2    * PETALS - PETALS Services Platform.
3    * Copyright (c) 2005 EBM Websourcing, http://www.ebmwebsourcing.com/
4    *
5    * This library is free software; you can redistribute it and/or
6    * modify it under the terms of the GNU Lesser General Public
7    * License as published by the Free Software Foundation; either
8    * version 2.1 of the License, or (at your option) any later version.
9    * This library is distributed in the hope that it will be useful,
10   * but WITHOUT ANY WARRANTY; without even the implied warranty of
11   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12   * Lesser General Public License for more details.
13   *
14   * You should have received a copy of the GNU Lesser General Public
15   * License along with this library; if not, write to the Free Software
16   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
17   *
18   * -------------------------------------------------------------------------
19   * $Id: JNDIUtil.java 16:03:11 ddesjardins $
20   * -------------------------------------------------------------------------
21   */
22  package org.objectweb.petals.util;
23  
24  import javax.naming.Context  ;
25  import javax.naming.NameClassPair  ;
26  import javax.naming.NamingEnumeration  ;
27  import javax.naming.NamingException  ;
28  
29  /**
30   * This utility class is used to help us to manage JNDI directories
31   * 
32   * @author ddesjardins - eBMWebsourcing
33   */
34  public final class JNDIUtil {
35  
36      private JNDIUtil() {
37  
38      }
39  
40      /**
41       * Check if a name is bound is a specific context
42       * 
43       * @param parentContext
44       *            parent context where to list the content of the child context
45       * @param childContextName
46       *            name of the child context, the context in we want to look for
47       *            the binding name
48       * @param name
49       *            binding name
50       * @return
51       */
52      public static boolean isBound(Context   parentContext,
53          String   childContextName, String   name) {
54          boolean test = false;
55          try {
56              NamingEnumeration  <NameClassPair  > namingEnumeration = parentContext
57                  .list(childContextName);
58              while (namingEnumeration.hasMoreElements()) {
59                  NameClassPair   classPair = (NameClassPair  ) namingEnumeration
60                      .next();
61                  if (classPair.getName().equals(name)) {
62                      return true;
63                  }
64              }
65          } catch (NamingException   e) {
66              return false;
67          }
68          return test;
69      }
70  }
71
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