Since the introduction of the Java Collections Framework with JDK 1.2 , I have used Java arrays significantly less frequently than I used to.

The java.util.Arrays class provides similar “deep” methods for performing equals and hashCode functionality on multi-dimensional arrays: Arrays.deepEquals and Arrays.deepHashCode.

He also argued Google infringes a patent which describes a way of initializing static arrays (the '520 patent). The Dalvik file simulator.java, "aligns almost directly with the claim language ...