throwdemo.java

来自「java的书上例子」· Java 代码 · 共 18 行

class ThrowDemo {
	static void demoproc () {
		try {
			throw new NullPointerException("demo");
		} catch ( NullPointerException e ) {
			System.out.println("caught inside demoproc");
			throw e;
		}
	}
	public static void main ( String args[] ) {
		try {
			demoproc();
		} catch ( NullPointerException e ) {
			System.out.println("recaught: " + e );
		}
	}
}