import java.nio.*; import java.util.*; public class Demo { public static void main(String[] args) { int n = 5; try { DoubleBuffer buffer1 = DoubleBuffer.allocate(n); buffer1.put(4.5D); buffer1.put(1.2D); buffer1.put(3.9D); buffer1.put(7.5D); buffer1.put(5.8D); buffer1.rewind(); System.out.println("The first DoubleBuffer is: " + Arrays.toString(buffer1.array())); DoubleBuffer buffer2 = DoubleBuffer.allocate(n); buffer2.put(4.5D); buffer2.put(1.2D); buffer2.put(3.9D); buffer2.put(7.5D); buffer2.put(5.8D); buffer2.rewind(); System.out.println("The second DoubleBuffer is: " + Arrays.toString(buffer2.array())); int val = buffer1.compareTo(buffer2); if (val == 0) System.out.println("\nBoth the buffers are lexicographically equal"); else if (val > 0) System.out.println("\nThe first buffer is lexicographically greater than the second buffer"); else System.out.println("\nThe second buffer is lexicographically greater than the first buffer"); } catch (IllegalArgumentException e) { System.out.println("Error!!! IllegalArgumentException"); } catch (ReadOnlyBufferException e) { System.out.println("Error!!! ReadOnlyBufferException"); } } }