package genericPro;

import java.util.*;

public class TestGener {

public static void main(String[] args) {

// TODO Auto-generated method stub

// ArrayList<String> li=new ArrayList<>();

// li.add("Hello");

// li.add("World");

//

// System.out.println(li.get(0));

// System.out.println(li.get(1));

//

// Pair<String> pair=new Pair<String>();

// System.out.println("first="+pair.getFirst());

// System.out.println("second="+pair.getSecond());

//

//// pair.setFirst("Hello");

//// pair.setSecond("World");

// Pair<String> pair1=new Pair<String>("Hello","World");

// System.out.println("first="+pair1.getFirst());

// System.out.println("second="+pair1.getSecond());

//

// Integer aa=ArrayAlg.aver(10, 15);

// System.out.println(aa.intValue());

//

// TestPair tp=new TestPair(new Date(),new Date());

// tp.setSecond(new Date());

//Object[] table=new Pair<String>[10];

Class<?> cl=Pair.class;

System.out.println(cl);

}

}

class Pair<T>{

private T first;

private T second;

public Pair(){

first=null;

second=null;

}

public Pair(T first,T second){

this.first=first;

this.second=second;

}

public T getFirst(){

return first;

}

public T getSecond(){

return second;

}

public void setFirst(T first){

this.first=first;

}

public void setSecond(T second){

this.second=second;

}

// public boolean equals(T value){

//

// }

}

class TestPair extends Pair<Date>{

public void setSecond(Date second){

if(second.compareTo(getFirst())>0)

super.setSecond(second);

}

public TestPair(Date a,Date b){

super(b,a);

}

}

class ArrayAlg{

public static <T extends Comparable> T aver(T a,T b){

if(a.compareTo(b)>0)

return a;

else

return b;

}

}