//: generics/GenericArray.java
package generics; /* Added by Eclipse.py */
public class GenericArray {
private T[] array;
@SuppressWarnings("unchecked")
public GenericArray(int sz) {
array = (T[])new Object[sz];
}
public void put(int index, T item) {
array[index] = item;
}
public T get(int index) { return array[index]; }
// Method that exposes the underlying representation:
public T[] rep() { return array; }
public static void main(String[] args) {
GenericArray gai =
new GenericArray(10);
// This causes a ClassCastException:
//! Integer[] ia = gai.rep();
// This is OK:
Object[] oa = gai.rep();
}
} ///:~