com.alee.utils.file

Class FileNameComparator

java.lang.Object

com.alee.utils.file.FileNameComparator

All Implemented Interfaces:

Serializable, Comparator<String>

public class FileNameComparator
extends Object
implements Comparator<String>, Serializable

File names comparator. It is insensitive to case but sensitive to integer numbers within the name.

Author:

Mikle Garin

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
FileNameComparator()

Method Summary

Modifier and Type	Method and Description
int	compare(String name1, String name2)
protected String	getChunk(String name, int slength, int marker) Returns name chunk starting from marker position.
protected boolean	isDigit(char character) Returns whether or not specified character is digit.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

comparing, comparing, comparingDouble, comparingInt, comparingLong, equals, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Constructor Detail

FileNameComparator

public FileNameComparator()

Method Detail

compare

public int compare(String name1,
                   String name2)

Specified by:

compare in interface Comparator<String>

getChunk

protected String getChunk(String name,
                          int slength,
                          int marker)

Returns name chunk starting from marker position. Length of string is passed in for improved efficiency (only need to calculate it once).

Parameters:

name - full name

slength - full name length

marker - chunk starting position

Returns:

name chunk starting from marker position

isDigit

protected boolean isDigit(char character)

Returns whether or not specified character is digit.

Parameters:

character - character to check

Returns:

true if specified character is digit, false otherwise