/**
* 泛型
*/
public class GenericsDemo {
public static void main(String[] args) {
Pair pair = new Pair<>(1, "apple");
Pair pair1 = new Pair<>(2, "Pear");
boolean isSame;
if (compare(pair, pair1)) isSame = true;
else isSame = false;
System.out.println(isSame);
}
public static boolean compare(Pair p1, Pair p2) {
return p1.getKey().equals(p2.getKey()) &&
p1.getValue().equals(p2.getValue());
}
}
class Pair {
private K key;
private V value;
public Pair(K key, V value) {
this.key = key;
this.value = value;
}
public void setKey(K key) {
this.key = key;
}
public void setValue(V value) {
this.value = value;
}
public K getKey() {
return key;
}
public V getValue() {
return value;
}
}