NullPadder (jPOS 2.1.9)

java.lang.Object
- org.jpos.iso.NullPadder

All Implemented Interfaces:

Padder
```
public class NullPadder
extends java.lang.Object
implements Padder
```
The NullPadder does not pad. It is a utility class to use Null Object pattern.

Field Summary

Fields
Modifier and Type Field Description

static NullPadder INSTANCE
The only instance you need

Constructor Summary

Constructors
Constructor Description

NullPadder()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`java.lang.String`	`pad(java.lang.String data, int maxLength)`	Returns a padded string upto a maximum length.
`java.lang.String`	`unpad(java.lang.String paddedData)`	(non-Javadoc)

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - INSTANCE
```
public static final NullPadder INSTANCE
```
    The only instance you need
- Constructor Detail
  - NullPadder
```
public NullPadder()
```
- Method Detail
  - pad
```
public java.lang.String pad(java.lang.String data,
                            int maxLength)
```
    Description copied from interface: Padder
    
    Returns a padded string upto a maximum length. If the data is longer than maxLength, then the data is truncated.
    
    Specified by:
    
    pad in interface Padder
    
    Parameters:
    
    data - The string to pad.
    
    maxLength - The maximum length of the padded string.
    
    Returns:
    
    A padded string.
  - unpad
```
public java.lang.String unpad(java.lang.String paddedData)
```
    (non-Javadoc)
    
    Specified by:
    
    unpad in interface Padder
    
    Parameters:
    
    paddedData - The string to unpad.
    
    Returns:
    
    The unpadded string.