/*************************************************************************

"FreePastry" Peer-to-Peer Application Development Substrate 

Copyright 2002, Rice University. 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 Rice  University (RICE) 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 RICE and the contributors on an "as is"
basis, without any representations or warranties of any kind, express
or implied including, but not limited to, representations or
warranties of non-infringement, merchantability or fitness for a
particular purpose. In no event shall RICE 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.

********************************************************************************/
/*
 *  Created on Mar 21, 2006
 */
package rice.p2p.past.rawserialization;

import java.io.*;

import rice.p2p.commonapi.Id;
import rice.p2p.commonapi.rawserialization.OutputBuffer;
import rice.p2p.past.*;
import rice.p2p.util.rawserialization.JavaSerializationException;

/**
 * DESCRIBE THE CLASS
 *
 * @version $Id: pretty.settings 2305 2005-03-11 20:22:33Z jeffh $
 * @author jeffh
 */
public class JavaSerializedPastContent implements RawPastContent {

  /**
   * DESCRIBE THE FIELD
   */
  public PastContent content;
  /**
   * DESCRIBE THE FIELD
   */
  public final static short TYPE = 0;

  /**
   * Constructor for JavaSerializedPastContent.
   *
   * @param content DESCRIBE THE PARAMETER
   */
  public JavaSerializedPastContent(PastContent content) {
    this.content = content;
  }

  /**
   * Gets the Type attribute of the JavaSerializedPastContent object
   *
   * @return The Type value
   */
  public short getType() {
    return TYPE;
  }

  /**
   * Gets the Content attribute of the JavaSerializedPastContent object
   *
   * @return The Content value
   */
  public PastContent getContent() {
    return content;
  }

  /**
   * Gets the Handle attribute of the JavaSerializedPastContent object
   *
   * @param local DESCRIBE THE PARAMETER
   * @return The Handle value
   */
  public PastContentHandle getHandle(Past local) {
    return content.getHandle(local);
  }

  /**
   * Gets the Id attribute of the JavaSerializedPastContent object
   *
   * @return The Id value
   */
  public Id getId() {
    return content.getId();
  }

  /**
   * Gets the Mutable attribute of the JavaSerializedPastContent object
   *
   * @return The Mutable value
   */
  public boolean isMutable() {
    return content.isMutable();
  }

  /**
   * DESCRIBE THE METHOD
   *
   * @param buf DESCRIBE THE PARAMETER
   * @exception IOException DESCRIBE THE EXCEPTION
   */
  public void serialize(OutputBuffer buf) throws IOException {
    try {
      ByteArrayOutputStream baos = new ByteArrayOutputStream();
      ObjectOutputStream oos = new ObjectOutputStream(baos);

      // write out object and find its length
      oos.writeObject(content);
      oos.close();

      byte[] temp = baos.toByteArray();
      buf.writeInt(temp.length);
      buf.write(temp, 0, temp.length);
      //    System.out.println("JavaSerializedPastContent.serialize() "+content+" length:"+temp.length);
      //    new Exception("Stack Trace").printStackTrace();
    } catch (IOException ioe) {
      throw new JavaSerializationException(content, ioe);
    }
  }

  /**
   * DESCRIBE THE METHOD
   *
   * @return DESCRIBE THE RETURN VALUE
   */
  public String toString() {
    return "JSPC [" + content + "]";
  }

  /**
   * DESCRIBE THE METHOD
   *
   * @param id DESCRIBE THE PARAMETER
   * @param existingContent DESCRIBE THE PARAMETER
   * @return DESCRIBE THE RETURN VALUE
   * @exception PastException DESCRIBE THE EXCEPTION
   */
  public PastContent checkInsert(Id id, PastContent existingContent) throws PastException {
    return content.checkInsert(id, existingContent);
  }
}
