jndihelper.java

来自「一个类似于openJMS分布在ObjectWeb之下的JMS消息中间件。」· Java 代码 · 共 49 行

/*
 * Copyright (C) 1996 - 2000 BULL
 * Copyright (C) 1996 - 2000 INRIA
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 * USA.
 */
package fr.dyade.aaa.util;

import javax.naming.*;
import java.util.*;

public class JndiHelper {

  /**
   * Set the context class loader of the current thread in order to
   * enable the JNDI helper class to find the specified factory class
   * (java.naming.factory.initial).
   */
  public static InitialContext newInitialContext() throws NamingException {
    return newInitialContext(null);
  }

  public static InitialContext newInitialContext(Hashtable properties) throws NamingException {
    ClassLoader currentClassLoader = Thread.currentThread().getContextClassLoader();
    Thread.currentThread().setContextClassLoader(JndiHelper.class.getClassLoader());    
    InitialContext ic = null;
    if (properties == null) {
      ic = new InitialContext();
    } else {
      ic = new InitialContext(properties);
    }
    Thread.currentThread().setContextClassLoader(currentClassLoader);
    return ic;
  }
}