Here you can find the source of deleteFiles(String directory, FileFilter filter, boolean recursive)
| Parameter | Description |
|---|---|
| directory | the directory to be cleared |
| filter | FileFilter used to filter files |
| recursive | controls weather files should be deleted from sub directories too |
public static int deleteFiles(String directory, FileFilter filter, boolean recursive)
//package com.java2s; /******************************************************************************* * Copyright (c) 2010 Robert "Unlogic" Olofsson (unlogic@unlogic.se). * All rights reserved. This program and the accompanying materials * are made available under the terms of the GNU Lesser Public License v3 * which accompanies this distribution, and is available at * http://www.gnu.org/licenses/lgpl-3.0-standalone.html ******************************************************************************/ import java.io.File; import java.io.FileFilter; public class Main { /**//from w w w .ja v a 2 s . c om * Removes all files in the given directory matching the given filter * * @param directory * the directory to be cleared * @param filter * {@link FileFilter} used to filter files * @param recursive * controls weather files should be deleted from sub directories too */ public static int deleteFiles(String directory, FileFilter filter, boolean recursive) { return deleteFiles(new File(directory), filter, recursive); } public static int deleteFiles(File dir, FileFilter filter, boolean recursive) { if (dir.exists() && dir.isDirectory()) { int deletedFiles = 0; File[] files = dir.listFiles(filter); for (File file : files) { if (file.isDirectory()) { if (recursive) { deletedFiles += deleteFiles(file, filter, recursive); } } else { if (file.delete()) { deletedFiles++; } } } return deletedFiles; } return 0; } }