assertexample.java

JAVA编程思想源代码 值得一下 很难找的

package chapter4;

public class AssertExample {

	public static void main(String[] args) {

		int i = 3;
		switch (i) {
		case 0:
			System.out.println("i=" + 0);
			break;
		case 1:
			System.out.println("i=" + 1);
			break;
		case 2:
			System.out.println("i=" + 2);
			break;
		default:
			assert false : "i is not 0 or 1 or 2";
			System.out.println("program is correct");
			break;

		}
	}
}