org.apache.commons.io
Class HexDump

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

public class HexDump
extends Object

Dumps data in hexadecimal format. Derived from a HexDump utility I wrote in June 2001. Taken from the POI project.

Version:

$Revision: 1.8 $ $Date: 2004-02-23 04:40:29 +0000 (Mon, 23 Feb 2004) $

Author:

Scott Sanders (sanders at apache dot org), Marc Johnson

Field Summary

static String

EOL 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, 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 String EOL

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,
                        OutputStream stream,
                        int index)
                 throws IOException,
                        ArrayIndexOutOfBoundsException,
                        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:

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

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

IllegalArgumentException - if the output stream is null