泛型(单个)

package 泛型;

/**

* 单个泛型

* @author Administrator

*

*/

public class Fanxin {

public static void main(String[] args){

Gernce<String> g=new Gernce<String>();

g.setB("DIAO");

System.out.println(g.getB());

Gernce<Integer> s=new Gernce<Integer>();

s.setB(250);

System.out.println(s.getB());

}

}

class Gernce<T>{

private T bear;

public Gernce(){

}

public void setB(T bear){

this.bear=bear;

}

public T getB(){

return bear;

}

@Override

public String toString() {

return "Gernce [bear=" + bear + "]";

}

}