org.jpos.iso
Interface Padder

All Known Implementing Classes:

LeftPadder, NullPadder, RightPadder, RightTPadder

public interface Padder

An interface for padding and unpadding strings and byte arrays.

Version:

$Revision$ $Date$

Author:

joconnor

Method Summary

String	pad(String data, int maxLength) Returns a padded string upto a maximum length.
String	unpad(String paddedData) Removes the padding from a padded string.

Method Detail

pad

String pad(String data,
           int maxLength)
           throws ISOException

Returns a padded string upto a maximum length. If the data is longer than maxLength, then the data is truncated.

Parameters:

data - The string to pad.

maxLength - The maximum length of the padded string.

Returns:

A padded string.

Throws:

ISOException - on error

unpad

String unpad(String paddedData)
             throws ISOException

Removes the padding from a padded string.

Parameters:

paddedData - The string to unpad.

Returns:

The unpadded string.

Throws:

ISOException - on error