test.java

实例精华

abstract class A{
	
	abstract public void fun1();
}

class Outer{
	
	public static void main(String[] args){
		
		class Inner extends A{
			
			public void fun1(){
				
				System.out.println("1");
			}
		}
		
		 Outer t = new Outer();
	   //  Inner in =;
	     
		t.callInner( new t.Inner());
	}
	
	public void callInner(A a){
		
		a.fun1();
	}
}


/*
此处为匿名内部类的写法
*/

/*
class Outer{
	
	public static void main(String[] args){
		
		Outer t = new Outer();
		t.callInner(new A(){
			
			public void fun1(){
				
				System.out.println("1");
				
			}

			});
		
	}
	
	public void callInner(A a){
		
		a.fun1();
	}
}
*/