switch.java

来自「the souce code of thinking in java (1-10」· Java 代码 · 共 9 行

//: c09:Switch.java
// From 'Thinking in Java, 3rd ed.' (c) Bruce Eckel 2002
// www.BruceEckel.com. See copyright notice in CopyRight.txt.
public class Switch {
  private boolean state = false;
  public boolean read() { return state; }
  public void on() { state = true; }
  public void off() { state = false; }
} ///:~