OnJava8-Examples/arrays/ArrayOfGenericType.java
2020-10-07 13:35:40 -06:00

17 lines
543 B
Java

// arrays/ArrayOfGenericType.java
// (c)2020 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.
public class ArrayOfGenericType<T> {
T[] array; // OK
@SuppressWarnings("unchecked")
public ArrayOfGenericType(int size) {
// error: generic array creation:
//- array = new T[size];
array = (T[])new Object[size]; // unchecked cast
}
// error: generic array creation:
//- public <U> U[] makeArray() { return new U[10]; }
}