aclistener.java

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

package net.sf.dz.event;

import net.sf.dz.device.actuator.AC;

/**
 * The A/C unit listener.
 *
 * @author Copyright &copy; <a href="mailto:[e-mail]">Vadim Tkachenko</a> 2002
 * @version $Id: ACListener.java,v 1.1 2002/05/06 06:19:22 vtt Exp $
 */
public interface ACListener {

    /**
     * Receive a notification about the change in the mode of operation.
     *
     * @param source The A/C unit that produced the notification.
     *
     * @param mode Currently selected mode. -1 is cooling, 0 is off, 1 is heating.
     */
    public void modeChanged(AC source, int mode);
    
    /**
     * Receive a notification about the change in the running stage of the
     * A/C.
     *
     * Do not mix this with the A/C mode - the stage will change only in the
     * direction allowed by the current mode, however, stage 0 means "not
     * running now", while mode 0 means "OFF and not responding to
     * commands".
     *
     * @param source The A/C unit that produced the notification.
     *
     * @param stage The current running stage. 0 means stopped, positive
     * values mean heating, negative values mean cooling.
     */
    public void stageChanged(AC source, int stage);
    
    /**
     * Receive a notification about the change in the A/C demand.
     *
     * @param source The A/C unit that produced the notification.
     *
     * @param demand Current A/C demand.
     */
    public void demandChanged(AC source, double demand);

    /**
     * Receive a notification about the change in the A/C fan speed.
     *
     * @param source The A/C unit that produced the notification.
     *
     * @param speed Current A/C fan speed.
     */
    public void fanSpeedChanged(AC source, double speed);
}