OnJava8-Examples/generics/Holder3.java
2015-04-20 15:36:01 -07:00

16 lines
428 B
Java

//: generics/Holder3.java
public class Holder3<T> {
private T a;
public Holder3(T a) { this.a = a; }
public void set(T a) { this.a = a; }
public T get() { return a; }
public static void main(String[] args) {
Holder3<Automobile> h3 =
new Holder3<Automobile>(new Automobile());
Automobile a = h3.get(); // No cast needed
// h3.set("Not an Automobile"); // Error
// h3.set(1); // Error
}
} ///:~