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/*
 * Copyright (c) 1998-2018 Caucho Technology -- all rights reserved
 *
 * This file is part of Resin(R) Open Source
 *
 * Each copy or derived work must preserve the copyright notice and this
 * notice unmodified.
 *
 * Resin Open Source is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Resin Open Source 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, or any warranty
 * of NON-INFRINGEMENT.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Resin Open Source; if not, write to the
 *
 *   Free Software Foundation, Inc.
 *   59 Temple Place, Suite 330
 *   Boston, MA 02111-1307  USA
 *
 * @author Scott Ferguson
 */

package com.caucho.amqp.marshal;

import java.io.IOException;

import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.TextMessage;

import com.caucho.amqp.AmqpException;
import com.caucho.amqp.io.AmqpConstants;
import com.caucho.amqp.io.AmqpWriter;


/**
 * Encodes a message as a string.
 */
public class AmqpJmsEncoder extends AbstractMessageEncoder
  implements AmqpMessageEncoder
{
  public static final AmqpJmsEncoder ENCODER = new AmqpJmsEncoder();
  
  @Override
  public String getContentType(Message value)
  {
    return "text/plain";
  }
  
  @Override
  public void encodeData(AmqpWriter out,
                     Message msg)
    throws IOException
  {
    try {
      TextMessage txtMessage = (TextMessage) msg;
    
      out.writeDescriptor(AmqpConstants.ST_MESSAGE_VALUE);
      out.writeString(txtMessage.getText());
    } catch (JMSException e) {
      throw new AmqpException(e);
    }
  }
}