net.sf.mpxj.common

Class ByteArrayHelper

java.lang.Object

net.sf.mpxj.common.ByteArrayHelper

public final class ByteArrayHelper
extends Object

Helper methods for working with byte arrays.

Constructor Summary

Constructors

Constructor and Description
ByteArrayHelper()

Method Summary

Modifier and Type	Method and Description
static String	hexdump(byte[] buffer, boolean ascii) This method generates a formatted version of the data contained in a byte array.
static String	hexdump(byte[] buffer, boolean ascii, int columns, String prefix) This method generates a formatted version of the data contained in a byte array.
static String	hexdump(byte[] buffer, int offset, int length, boolean ascii) This method generates a formatted version of the data contained in a byte array.
static String	hexdump(byte[] buffer, int offset, int length, boolean ascii, int columns, String prefix) This method generates a formatted version of the data contained in a byte array.

Methods inherited from class java.lang.Object

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

Constructor Detail

ByteArrayHelper

public ByteArrayHelper()

Method Detail

hexdump

public static final String hexdump(byte[] buffer,
                                   int offset,
                                   int length,
                                   boolean ascii)

This method generates a formatted version of the data contained in a byte array. The data is written both in hex, and as ASCII characters.

Parameters:

buffer - data to be displayed

offset - offset of start of data to be displayed

length - length of data to be displayed

ascii - flag indicating whether ASCII equivalent chars should also be displayed

Returns:

formatted string

hexdump

public static final String hexdump(byte[] buffer,
                                   boolean ascii)

This method generates a formatted version of the data contained in a byte array. The data is written both in hex, and as ASCII characters.

Parameters:

buffer - data to be displayed

ascii - flag indicating whether ASCII equivalent chars should also be displayed

Returns:

formatted string

hexdump

public static final String hexdump(byte[] buffer,
                                   boolean ascii,
                                   int columns,
                                   String prefix)

This method generates a formatted version of the data contained in a byte array. The data is written both in hex, and as ASCII characters. The data is organised into fixed width columns.

Parameters:

buffer - data to be displayed

ascii - flag indicating whether ASCII equivalent chars should also be displayed

columns - number of columns

prefix - prefix to be added before the start of the data

Returns:

formatted string

hexdump

public static final String hexdump(byte[] buffer,
                                   int offset,
                                   int length,
                                   boolean ascii,
                                   int columns,
                                   String prefix)

This method generates a formatted version of the data contained in a byte array. The data is written both in hex, and as ASCII characters. The data is organised into fixed width columns.

Parameters:

buffer - data to be displayed

offset - offset into buffer

length - number of bytes to display

ascii - flag indicating whether ASCII equivalent chars should also be displayed

columns - number of columns

prefix - prefix to be added before the start of the data

Returns:

formatted string