shortcircuit.java

编程之道--java程序设计入门源代码

/*
*短路现象测试
*/
public class ShortCircuit
{
	public static void main(String[] args)
	{
		ShortCircuit a = new ShortCircuit();
		if( a.test1(0) && a.test2(2) && a.test3(2))
	  {
	    System.out.println("the statement is true!");
	  } else 
		{
		  System.out.println("the statement is false!");
		}
  }

	public boolean test1(int value1)
	{
		System.out.println("test1 (" + value1 + ")");
		System.out.println("result: " + (value1 < 1));
		return value1 < 1;
	}

	public boolean test2(int value2)
	{
		System.out.println("test2 (" + value2 + ")");
		System.out.println("result: " + (value2 < 2));
		return value2 < 2;
	}

	public boolean test3(int value3)
	{
		System.out.println("test3 (" + value3 + ")");
		System.out.println("result: " + (value3 < 3));
		return value3 < 3;
	}
}