xdev.util

Class StringFilter.NullStringFilter

java.lang.Object

xdev.util.StringFilter.NullStringFilter

All Implemented Interfaces:

StringFilter

Enclosing interface:

StringFilter

public static class StringFilter.NullStringFilter
extends Object
implements StringFilter

A "null pattern" implementation of StringFilter.

Since:

3.0

Author:

XDEV Software

Nested Class Summary

Nested classes/interfaces inherited from interface xdev.util.StringFilter

StringFilter.NullStringFilter

Field Summary

Fields

Modifier and Type	Field and Description
static StringFilter.NullStringFilter	NULL_STRING_FILTER "The" StringFilter.NullStringFilter instance to use for comparison.

Constructor Summary

Constructors

Constructor and Description
NullStringFilter()

Method Summary

Modifier and Type	Method and Description
String	filter(String input) Does nothing.

Methods inherited from class java.lang.Object

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

Field Detail

NULL_STRING_FILTER

public static final StringFilter.NullStringFilter NULL_STRING_FILTER

"The" StringFilter.NullStringFilter instance to use for comparison.

Constructor Detail

NullStringFilter

public NullStringFilter()

Method Detail

filter

public String filter(String input)

Does nothing. Just returns the provided input String.

Specified by:

filter in interface StringFilter

Parameters:

input - String to be filtered.

Returns:

the filtered input String.