message.java

RAFrame.基于SEP的资源管理器院码。

/*
 * Project: RAFrameRA Resource Adaptor Framework - An example Resource Adaptor
 *          for Mobicents - the open source JAIN SLEE implementation.
 *          See www.mobicents.org for more detailed information on Mobicents.
 *
 * File: Message.java
 * Author: Michael Maretzke
 * License: Distributable under LGPL license - see terms of license at gnu.org
 * Created: 13th September, 09:45
 * Version: 1.0
 */
package com.maretzke.raframe.message;

/**
 * The Message represents the means of communication in the RAFStack resource 
 * adaptor defined protocol. It abstracts the underlying protocol information 
 * by wrapping the protocol information into Java objects.<br>
 * One protocol message of the defined protocl contains two elements:<br>
 * An identifier (id)<br>
 * A command string (command)<br>
 * Message follows the value object pattern and can only be constructed by 
 * a factory object.
 *
 * @author Michael Maretzke
 */
public interface Message {
    // possible commands of the protocol
    public final static int INIT = 1;
    public final static int ANY = 2;
    public final static int END = 3;
    public final static int MY =4 ;//This is my commend
    /**
     * Access the message's unique identifier.
     * 
     * @return the message's identifier
     */
    public String getId();
    
    /**
     * Access the message's command string.
     *
     * @return the command string
     */
    public String getCommand();
    
    /**
     * Access the command string's identifier. The integer representation 
     * of the command string. May be either Message.INIT, Message.ANY or 
     * Message.END.
     */
    public int getCommandId(); 
}