import java.nio.*; import java.nio.FloatBuffer; public class BufferHasCode { public static final int capacity = 256; public static void main(String[] arg) { FloatBuffer f = FloatBuffer.allocate(capacity); System.out.println("hasCode of of empty buffer: " + f.hashCode()); f.put(22.45f); f.put(2.45f); System.out.println("hasCode of buffer : " + f.hashCode()); } }