/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at
 * trunk/opendj3/legal-notices/CDDLv1_0.txt
 * or http://forgerock.org/license/CDDLv1.0.html.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at
 * trunk/opendj3/legal-notices/CDDLv1_0.txt.  If applicable,
 * add the following below this CDDL HEADER, with the fields enclosed
 * by brackets "[]" replaced with your own identifying information:
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 * CDDL HEADER END
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 *
 *      Copyright 2009-2010 Sun Microsystems, Inc.
 *      Portions copyright 2011 ForgeRock AS
 */

package org.forgerock.opendj.examples.schema;



import org.forgerock.i18n.LocalizableMessage;
import org.forgerock.opendj.ldap.*;
import org.forgerock.opendj.ldap.schema.*;



/**
 * An example client application which prints a summary of the schema on the
 * named server as well as any warnings encountered while parsing the schema.
 * This example takes the following command line parameters:
 *
 * <pre>
 *  &lt;host> &lt;port> &lt;username> &lt;password>
 * </pre>
 */
public final class Main
{
  /**
   * Main method.
   *
   * @param args
   *          The command line arguments: host, port, username, password.
   */
  public static void main(final String[] args)
  {
    if (args.length != 4)
    {
      System.err.println("Usage: host port username password");
      System.exit(1);
    }

    // Parse command line arguments.
    final String hostName = args[0];
    final int port = Integer.parseInt(args[1]);
    final String userName = args[2];
    final String password = args[3];

    // Connect and bind to the server.
    final LDAPConnectionFactory factory = new LDAPConnectionFactory(
        hostName, port);
    Connection connection = null;

    try
    {
      connection = factory.getConnection();
      connection.bind(userName, password.toCharArray());

      // Read the schema.
      Schema schema = Schema.readSchemaForEntry(connection, DN.rootDN());

      System.out.println("Attribute types");
      for (AttributeType at : schema.getAttributeTypes())
      {
        System.out.println("  " + at.getNameOrOID());
      }
      System.out.println();

      System.out.println("Object classes");
      for (ObjectClass oc : schema.getObjectClasses())
      {
        System.out.println("  " + oc.getNameOrOID());
      }
      System.out.println();

      System.out.println("Matching rules");
      for (MatchingRule mr : schema.getMatchingRules())
      {
        System.out.println("  " + mr.getNameOrOID());
      }
      System.out.println();

      System.out.println("Syntaxes");
      for (Syntax s : schema.getSyntaxes())
      {
        System.out.println("  " + s.getDescription());
      }
      System.out.println();

      // Etc...

      System.out.println("WARNINGS");
      for (LocalizableMessage m : schema.getWarnings())
      {
        System.out.println("  " + m.toString());
      }
      System.out.println();
    }
    catch (final ErrorResultException e)
    {
      System.err.println(e.getMessage());
      System.exit(e.getResult().getResultCode().intValue());
      return;
    }
    catch (final InterruptedException e)
    {
      System.err.println(e.getMessage());
      System.exit(ResultCode.CLIENT_SIDE_USER_CANCELLED.intValue());
      return;
    }
    finally
    {
      if (connection != null)
      {
        connection.close();
      }
    }
  }



  private Main()
  {
    // Not used.
  }
}