com.mindprod.filter
Class RecentFilter

java.lang.Object
  extended by com.mindprod.filter.RecentFilter
All Implemented Interfaces:
java.io.FilenameFilter

public final class RecentFilter
extends java.lang.Object
implements java.io.FilenameFilter

filter out all but recent files (or old files)., Usually cascaded with some other filter.

Since:
2003-06-05
Version:
2.7 2010-11-22 - add optional invert parameter on a number of the filters.
Author:
Roedy Green, Canadian Mind Products

Field Summary
static boolean AFTER
          convenience constant so you don't have to remember that false means ask for files before the date.
static boolean BEFORE
          convenience constant so you don't have to remember that true means ask for files before the date.
static boolean DEBUGGING
          true if debugging.
 
Constructor Summary
RecentFilter(long timestamp, boolean before)
          constructor
 
Method Summary
 boolean accept(java.io.File dir, java.lang.String name)
          Select only files with the appropriate timestamps
static void main(java.lang.String[] args)
          TEST harness
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

AFTER

public static final boolean AFTER
convenience constant so you don't have to remember that false means ask for files before the date.

See Also:
Constant Field Values

BEFORE

public static final boolean BEFORE
convenience constant so you don't have to remember that true means ask for files before the date.

See Also:
Constant Field Values

DEBUGGING

public static final boolean DEBUGGING
true if debugging. Enables debugging harness.

See Also:
Constant Field Values
Constructor Detail

RecentFilter

public RecentFilter(long timestamp,
                    boolean before)
constructor

Parameters:
timestamp - e.g. for one hour ago : System.currentTimeMillis() - 1000L * 60 * 60 * 1 Timestamp to separate files by lastModified date.
before - true BEFORE if you want old files before the timestamp date/elapsedTime. false AFTER if you want recent files after the timestamp date/elapsedTime.
Method Detail

accept

public boolean accept(java.io.File dir,
                      java.lang.String name)
Select only files with the appropriate timestamps

Specified by:
accept in interface java.io.FilenameFilter
Parameters:
dir - the directory in which the file was found.
name - the name of the file
Returns:
true if and only if the name should be included in the file list; false otherwise.

main

public static void main(java.lang.String[] args)
TEST harness

Parameters:
args - not used