deviceconnector.java

来自「这是一个以JAVA编写的程序,本人还没有试过,是一个简单的温度控制系统」· Java 代码 · 共 52 行

package net.sf.dz.daemon.tcp.client;

import java.io.IOException;

/**
 * A device connector.
 *
 * <p>
 *
 * Provides a transparent gateway to a possibly remote device.
 *
 * <p>
 *
 * At this point, the communication model is asynchronous - if the consumer
 * wants the device to <strong>respond</strong>, then request/response pair
 * identification pair will have to reside above the device connector layer.
 *
 * @author Copyright &copy; <a href="mailto:[e-mail]">Vadim Tkachenko</a> 2001-2004
 * @version $Id: DeviceConnector.java,v 1.2 2004/06/28 20:35:47 vtt Exp $
 */
public interface DeviceConnector {

    /**
     * @return Implementation specific address of a device this connector is
     * connected to.
     */
    public String getDeviceAddress();
    
    /**
     * Send a command to the device.
     *
     * @param command Command to send.
     */
    public void send(String command) throws IOException;
    
    /**
     * Send a command to the device and wait for the answer.
     *
     * @param command Command to send.
     *
     * @return Device response.
     */
    public String sendExclusive(String command) throws IOException;
    
    /**
     * Add a listener for this device.
     *
     * @param listener Device listener.
     */
    public void addListener(DeviceListener listener);
}