OnJava8-Examples/arrays/ArrayOfGenericType.java

// arrays/ArrayOfGenericType.java
// (c)2016 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
// Arrays of generic types won't compile.

public class ArrayOfGenericType<T> {
  T[] array; // OK
  @SuppressWarnings("unchecked")
  public ArrayOfGenericType(int size) {
    //! array = new T[size]; // Illegal
    array = (T[])new Object[size]; // "unchecked" Warning
  }
  // Illegal:
  //! public <U> U[] makeArray() { return new U[10]; }
}