mailbox.java

移动Agent编程工具Naplet

/*
 * @<#>MailBox 0.0.1 1/1/2000
 *
 * THIS PROGRAM IS FREE SOFTWARE; YOU CAN DISTRIBUTE IT AND/OR
 * MODIFY IT UNDER THE TERMS OF THE GNU GENERAL PUBLIC LICENSE 
 * AS PUBLISHED BY THE FREE SOFTWARE FOUNDATION.
 *
 * THIS PROGRAM 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 GENERAL PUBLIC LICENSE FOR MORE DETAILS.
 *
 * Copyright (c) 2000 Wayne State University. All Rights Reserved.
 */
package naplet.message;

import naplet.*;

/**
 * The <code>MailBox</code> interface identifies the public methods
 * associated with a mailbox implementation
 *
 * @see MailBoxImpl
 * @author C. Xu
 * @version 0.0.1, 1/1/2000
 */

public interface MailBox {
	public static final int DefaultMailBoxSize = 50;

    /**
     * Insert a message into mailbox
     */
	public void putMessage( Message msg) throws InterruptedException; 
	/**
	 * Get a message from mailbox
	 */
	public Message getMessage() throws InterruptedException; 
	public Message tryGetMessage();
	
	/**
	 * Try to get a message from a specific naplet
	 */
	public Message tryGetMessage(NapletID nid);
	public void clearMailBox(); 
	public boolean checkMailBox(); 
	// public void remove();

}