switch.java

用于串口通讯测试的工具软件。完全使用java语言编写。

package com.zcsoft.stock;

/**
 * <p>Title: 串口通信</p>
 * <p>Description: 串口通信实验</p>
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: Zhicheng Software&Service Co. Ltd.</p>
 * @author unascribed
 * @version 1.0
 */

/** 各种0|1型开关数据类（如光电开关、接近开关、旋转开关等） */
public class Switch extends Device
{
	/** 开关是否处于开通的位置 */
	private boolean on;

	/** use serialVersionUID from JDK 1.0.2 for interoperability */
	private static final long serialVersionUID = -8605125614122004001L;

	public Switch(Object ID)
	{
		super(ID);
	}

	public void setOn(boolean on)
	{
		boolean old = this.on;
		this.on = on;
		this.firePropertyChange("on", old, on);
	}

	public boolean isOn()
	{
		return this.on;
	}

	public void copyFieldFrom(Device d)
	{
		super.copyFieldFrom(d);
		this.setOn(((Switch)d).on);
	}
}