org/objectweb/joram/shared/admin/AdminReply.java

/*
 * JORAM: Java(TM) Open Reliable Asynchronous Messaging
 * Copyright (C) 2001 - 2007 ScalAgent Distributed Technologies
 * Copyright (C) 2004 France Telecom R&D
 * Copyright (C) 1996 - 2000 Dyade
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or any later version.
 * 
 * This library 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.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 * USA.
 *
 * Initial developer(s): Frederic Maistre (INRIA)
 * Contributor(s): ScalAgent Distributed Technologies
 */
package org.objectweb.joram.shared.admin;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

import org.objectweb.joram.shared.stream.StreamUtil;

public class AdminReply extends AbstractAdminMessage {

  private static final long serialVersionUID = 1L;

  public final static int NAME_ALREADY_USED = 0;

  public final static int START_FAILURE = 1;

  public final static int SERVER_ID_ALREADY_USED = 2;

  public final static int UNKNOWN_SERVER = 3;
  
  private boolean success = false;

  private String info;

  private Object replyObj;

  private int errorCode;

  public AdminReply(boolean success, 
                    String info) {
    this(success, -1, info, null);
  }

  public AdminReply(boolean success, 
                    String info,
                    Object replyObj) {
    this(success, -1, info, replyObj);
  }

  public AdminReply(boolean success, 
                    int errorCode,
                    String info,
                    Object replyObj) {
    this.success = success;
    this.errorCode = errorCode;
    this.info = info;
    this.replyObj = replyObj;
  }

  public AdminReply() { }
  
  public final boolean succeeded() {
    return success;
  }

  public final String getInfo() {
    return info;
  }

  public final Object getReplyObject() {
    return replyObj;
  }

  public final int getErrorCode() {
    return errorCode;
  }

  public String toString() {
    return '(' + super.toString() + 
      ",success=" + success +
      ",info=" + info + 
      ",errorCode=" + errorCode + 
      ",replyObj=" + replyObj + ')';
  }

  protected int getClassId() {
    return ADMIN_REPLY;
  }

  /* ***** ***** ***** ***** *****
   * Streamable interface
   * ***** ***** ***** ***** ***** */
  
  public void writeTo(OutputStream os) throws IOException {
    StreamUtil.writeTo(success, os);
    StreamUtil.writeTo(info, os);
    StreamUtil.writeObjectTo(replyObj, os);
    StreamUtil.writeTo(errorCode, os);
  }
  
  public void readFrom(InputStream is) throws IOException {
    success = StreamUtil.readBooleanFrom(is);
    info = StreamUtil.readStringFrom(is);
    replyObj = StreamUtil.readObjectFrom(is);
    errorCode = StreamUtil.readIntFrom(is);
  }

}

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