DirContext: getAttributes(String name) : DirContext « javax.naming « Java by API

1. Java by API
2. javax.naming
3. DirContext

DirContext: getAttributes(String name)

 

/*
 * Copyright (c) 1995 - 2008 Sun Microsystems, Inc.  All rights reserved.
 *
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 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   - Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *   - Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *
 *   - Neither the name of Sun Microsystems nor the names of its
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

import java.util.Hashtable;

import javax.naming.Context;
import javax.naming.NamingException;
import javax.naming.directory.DirContext;
import javax.naming.directory.InitialDirContext;

/**
 * Demonstrates how to enable connection pooling. Use debug option to observe
 * connection usage.
 * 
 * usage: java -Dcom.sun.jndi.ldap.connect.pool.debug=fine UsePool
 */
class UsePool {
  public static void main(String[] args) {
    // Set up environment for creating initial context
    Hashtable<String, Object> env = new Hashtable<String, Object>(11);
    env
        .put(Context.INITIAL_CONTEXT_FACTORY,
            "com.sun.jndi.ldap.LdapCtxFactory");
    env.put(Context.PROVIDER_URL, "ldap://localhost:389/o=JNDITutorial");

    // Enable connection pooling
    env.put("com.sun.jndi.ldap.connect.pool", "true");

    try {
      // Create one initial context (Get connection from pool)
      DirContext ctx = new InitialDirContext(env);

      System.out.println(ctx.getAttributes("ou=NewHires"));

      // do something useful with ctx

      // Close the context when we're done
      ctx.close(); // Return connection to pool

      // Create another initial context (Get connection from pool)
      DirContext ctx2 = new InitialDirContext(env);

      System.out.println(ctx2.getAttributes("ou=People"));

      // do something useful with ctx2

      // Close the context when we're done
      ctx2.close(); // Return connection to pool

    } catch (NamingException e) {
      e.printStackTrace();
    }
  }
}

   
  

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