org.apache.commons.io
Class HexDump

java.lang.Object
  org.apache.commons.io.HexDump

public class HexDump
extends java.lang.Object

Dumps data in hexadecimal format.

Provides a single function to take an array of bytes and display it in hexadecimal form.

Origin of code: POI.

Version:

$Id: HexDump.java 437680 2006-08-28 11:57:00Z scolebourne $

Author:

Scott Sanders, Marc Johnson

Field Summary

static java.lang.String

EOL The line-separator (initializes to "line.separator" system property.

Constructor Summary

HexDump()
Instances should NOT be constructed in standard programming.

Method Summary

static void

dump(byte[] data, long offset, java.io.OutputStream stream, int index) Dump an array of bytes to an OutputStream.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

EOL

public static final java.lang.String EOL

The line-separator (initializes to "line.separator" system property.

Constructor Detail

HexDump

public HexDump()

Instances should NOT be constructed in standard programming.

Method Detail

dump

public static void dump(byte[] data,
                        long offset,
                        java.io.OutputStream stream,
                        int index)
                 throws java.io.IOException,
                        java.lang.ArrayIndexOutOfBoundsException,
                        java.lang.IllegalArgumentException

Dump an array of bytes to an OutputStream.

Parameters:

data - the byte array to be dumped

offset - its offset, whatever that might mean

stream - the OutputStream to which the data is to be written

index - initial index into the byte array

Throws:

java.io.IOException - is thrown if anything goes wrong writing the data to stream

java.lang.ArrayIndexOutOfBoundsException - if the index is outside the data array's bounds

java.lang.IllegalArgumentException - if the output stream is null