destination.java

发布/订阅系统路由重配算法,可应用于ad hoc环境

package broker;

import com.Message;

/**
 * Defines a set of methods a client and a broker of a publish/subscribe
 * system must implement.
 */
public interface Destination {

	/**
	 * Returns true if the object is a broker, otherwise false.
	 * @return true if the object is a broker, otherwise false.
	 */
	public boolean isBroker();
	
	/**
	 * Returns true if the object is a client, otherwise false. 
	 * @return true if the object is a client, otherwise false. 
	 */
	public boolean isClient();
	
	/**
	 * Receives a message.
	 * @param sender the message's sender.
	 * @param message the message itself.
	 */
	public void receive(Destination sender, Message message);
}