org.kth.pdc.grid.utility
Class FileEndingIterator

java.lang.Object
  org.kth.pdc.grid.utility.FileEndingIterator

public class FileEndingIterator
extends Object

Lists all the files in the given directory that end with a certain ending.

Field Summary

protected String	ending The file ending.
protected File[]	fileList The list of files in the directory.
protected int	index The index of the next match in the fileList.
protected boolean	nextFound A flag to show that there are more files that match.

Constructor Summary

FileEndingIterator(String path, String ending)
Creates new FileIterator and searches the first match.

Method Summary

protected boolean	findNext() Finds the next matching file in the list of files.
boolean	hasNext() Used to check that there are more matching files to get using next().
File	next() Used to get the next matching file.

Methods inherited from class java.lang.Object

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

Field Detail

ending

protected String ending

The file ending.

nextFound

protected boolean nextFound

A flag to show that there are more files that match.

fileList

protected File[] fileList

The list of files in the directory.

index

protected int index

The index of the next match in the fileList.

Constructor Detail

FileEndingIterator

public FileEndingIterator(String path,
                          String ending)

Creates new FileIterator and searches the first match.

Parameters:

path - The directory used for the file search.

ending - The file ending to search for.

Method Detail

next

public File next()

Used to get the next matching file.

Returns:

Returns the next matching file.

hasNext

public boolean hasNext()

Used to check that there are more matching files to get using next().

Returns:

Returns true if there are more matching files.

findNext

protected boolean findNext()

Finds the next matching file in the list of files.

Returns:

Returns true if a matching file was found.