exceptiondemo.java

一个J2SE的简单入门

import java.io.EOFException;
import java.io.IOException;

class A {
	public void m() throws EOFException{

	}
}

 class B extends A {
	public void m() throws IOException, EOFException {
			System.out.println("hello");

	}

	public static void main(String[] args) throws EOFException, IOException {
		B b=new B();
		b.m();

	}
}