new BasicAttribute(String id, Object value) : BasicAttribute « javax.naming.directory « Java by API

1. Java by API
2. javax.naming.directory
3. BasicAttribute

new BasicAttribute(String id, Object value)

   

/*
 * Copyright (c) 1995 - 2008 Sun Microsystems, Inc.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * 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,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

import java.util.Hashtable;

import javax.naming.Context;
import javax.naming.NamingEnumeration;
import javax.naming.NamingException;
import javax.naming.directory.Attribute;
import javax.naming.directory.Attributes;
import javax.naming.directory.BasicAttribute;
import javax.naming.directory.DirContext;
import javax.naming.directory.InitialDirContext;
import javax.naming.directory.ModificationItem;

/**
 * Demonstrates how to make modifications to an object's attributes. It remove
 * an attribute, adds an attribute value, and replaces an attribute value. After
 * making the modifications, it replaces the object's attributes with its
 * original attributes.
 * 
 * usage: java ModAttrs
 */

class ModAttrs {
  public static void main(String[] args) {

    // Set up the environment for creating the 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");

    try {
      // Create the initial context
      DirContext ctx = new InitialDirContext(env);
      String name = "cn=Ted Geisel, ou=People";

      // Save original attributes
      Attributes orig = ctx.getAttributes(name, new String[] { "mail",
          "telephonenumber", "jpegphoto" });

      // Specify the changes to make
      ModificationItem[] mods = new ModificationItem[3];

      // Replace the "mail" attribute with a new value
      mods[0] = new ModificationItem(DirContext.REPLACE_ATTRIBUTE,
          new BasicAttribute("mail", "geisel@wizards.com"));

      // Add additional value to "telephonenumber"
      mods[1] = new ModificationItem(DirContext.ADD_ATTRIBUTE,
          new BasicAttribute("telephonenumber", "+1 555 555 5555"));

      // Remove the "jpegphoto" attribute
      mods[2] = new ModificationItem(DirContext.REMOVE_ATTRIBUTE,
          new BasicAttribute("jpegphoto"));

      // Perform the requested modifications on the named object
      ctx.modifyAttributes(name, mods);

      // Check attributes
      System.out.println("**** new attributes *****");
      printAttrs(ctx.getAttributes(name));

      // Revert changes
      ctx.modifyAttributes(name, DirContext.REPLACE_ATTRIBUTE, orig);

      // Check that the attributes got restored
      System.out.println("**** reverted to original attributes *****");
      printAttrs(ctx.getAttributes(name));

      // Close the context when we're done
      ctx.close();
    } catch (Exception e) {
      e.printStackTrace();
    }
  }

  static void printAttrs(Attributes attrs) {
    if (attrs == null) {
      System.out.println("No attributes");
    } else {
      /* Print each attribute */
      try {
        for (NamingEnumeration ae = attrs.getAll(); ae.hasMore();) {
          Attribute attr = (Attribute) ae.next();
          System.out.println("attribute: " + attr.getID());

          /* print each value */
          for (NamingEnumeration e = attr.getAll(); e.hasMore(); System.out
              .println("value: " + e.next()))
            ;
        }
      } catch (NamingException e) {
        e.printStackTrace();
      }
    }
  }

}

   
    
    
  

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