org.norther.tammi.acorn.io
Class PathNameComparator

java.lang.Object
  org.norther.tammi.acorn.io.FileNameComparator
      org.norther.tammi.acorn.io.PathNameComparator

All Implemented Interfaces:

Serializable, Comparator

public class PathNameComparator
extends FileNameComparator

A comparator for path names. The paths are considered equal if the shorter one is included in the longer one. Otherwise the path name is ignored in sorting.

Author:

Ilkka Priha

See Also:

Serialized Form

Constructor Summary

PathNameComparator()
Constructs a new comparator.

PathNameComparator(boolean desc)
Constructs a new comparator with order.

Method Summary

protected int

compare(File file1, File file2) Compares two file names in ascending order.

Methods inherited from class org.norther.tammi.acorn.io.FileNameComparator

compare

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

equals

Constructor Detail

PathNameComparator

public PathNameComparator()

Constructs a new comparator.

PathNameComparator

public PathNameComparator(boolean desc)

Constructs a new comparator with order.

Parameters:

desc - true for descending order.

Method Detail

compare

protected int compare(File file1,
                      File file2)

Compares two file names in ascending order.

Overrides:

compare in class FileNameComparator

Parameters:

file1 - the first file to be compared.

file2 - the second file to be compared.

Returns:

-1, 0 or 1 based on comparison.

Throws:

NullPointerException - for null files.