This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
The "name" of an array class is an open-bracket for each dimension of the array, followed by a descriptor that stands for the type of the array elements. So [I is an array of int, [[D is a double, and [java/lang/String; is a String .