java 匿名内部类的使用方法

public interface Contents {

	public void star();
	
}



public class Goods {
	public Contents cont() {
		return new Contents() {
			private String  i = "heiheihei";

			public String value() {
				return i;
			}

			public void star() {
				// TODO Auto-generated method stub
				System.out.println(value());
			}
		};
	}
}
@Test
	public void test(){

		Goods good = new Goods();
		Contents cont= good.cont();
		cont.star();
		
	}