testjndi.java

Java实现的Socket框架

/**
 * Project:ms4j (Message Server for Java)
 * Date:2007-2-15 
 * Authoer : [e-mail]
 *
 * Copyright 2007, JBoss Inc., and individual contributors as indicated
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This 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 (at your option) any later version.
 *
 * This software 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.
 *
 */
package com.sunjob.ms4j.sample;

import java.util.Hashtable;

import javax.naming.Binding;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingEnumeration;
import javax.naming.NamingException;

import com.sunjob.ms4j.jndi.*;
/**
 * @author sunjob
 *
 */
public class TestJndi {
	
	static void printBindings(String msg, NamingEnumeration bl) {
		System.out.println(msg);
		if (bl == null) 
		    System.out.println("No items in list");
		else {
		    try {
			while (bl.hasMore()) {
			    Binding b = (Binding)bl.next();
			    System.out.println(b.getName() + ":" + b.getObject());
			}
		    } catch (NamingException e) {
			e.printStackTrace();
		    }
		}
	    }

	
   public static void main(String[] args)
   {
//	 Set up to use factory
		Hashtable env = new Hashtable(5, 0.75f);
		env.put("java.naming.factory.initial", 
		    "com.sunjob.ms4j.jndi.Ms4jInitCtxFactory");
		try {
		    Context initctx = new InitialContext(env);
		    
		    initctx.bind("a", "binding_a");
		    initctx.bind("b", "binding_b");
		    initctx.bind("c", "binding_c");

		    printBindings("original", initctx.listBindings(""));

		    // make some changes
		    initctx.unbind("b");
		    initctx.rename("a", "aa");
		    initctx.bind("d", "binding_d");
		    initctx.rebind("c", "new_binding");
		    
		    printBindings("after changes", initctx.listBindings(""));
		        
		} catch (NamingException e) {
		    e.printStackTrace();
		}

   }
}