Recursive directory deletion : Directory « File Input Output « Java

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Java » File Input Output » DirectoryScreenshots 
Recursive directory deletion
    
/** 
 
 * The ObjectStyle Group Software License, version 1.1
 * ObjectStyle Group - http://objectstyle.org/
 
 * Copyright (c) 2002-2005, Andrei (Andrus) Adamchik and individual authors
 * of the software. All rights reserved.
 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 
 * 3. The end-user documentation included with the redistribution, if any,
 *    must include the following acknowlegement:
 *    "This product includes software developed by independent contributors
 *    and hosted on ObjectStyle Group web site (http://objectstyle.org/)."
 *    Alternately, this acknowlegement may appear in the software itself,
 *    if and wherever such third-party acknowlegements normally appear.
 
 * 4. The names "ObjectStyle Group" and "Cayenne" must not be used to endorse
 *    or promote products derived from this software without prior written
 *    permission. For written permission, email
 *    "andrus at objectstyle dot org".
 
 * 5. Products derived from this software may not be called "ObjectStyle"
 *    or "Cayenne", nor may "ObjectStyle" or "Cayenne" appear in their
 *    names without prior written permission.
 
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE OBJECTSTYLE GROUP OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 
 
 * This software consists of voluntary contributions made by many
 * individuals and hosted on ObjectStyle Group web site.  For more
 * information on the ObjectStyle Group, please see
 * <http://objectstyle.org/>.
 */

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.OutputStream;
import java.io.Serializable;
import java.lang.reflect.Member;
import java.lang.reflect.Modifier;
import java.net.URL;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.regex.Pattern;

import javax.xml.parsers.ParserConfigurationException;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;


import org.xml.sax.SAXException;
import org.xml.sax.XMLReader;

/**
 * Contains various unorganized static utility methods used across Cayenne.
 
 @author Andrei Adamchik
 */
public class Util {
  /**
   * Deletes a file or directory, allowing recursive directory deletion. This is an
   * improved version of File.delete() method.
   */
  public static boolean delete(String filePath, boolean recursive) {
      File file = new File(filePath);
      if (!file.exists()) {
          return true;
      }

      if (!recursive || !file.isDirectory())
          return file.delete();

      String[] list = file.list();
      for (int i = 0; i < list.length; i++) {
          if (!delete(filePath + File.separator + list[i]true))
              return false;
      }

      return file.delete();
  }
}

   
    
    
    
  
Related examples in the same category
1. Create directory
2. Create directory along with required nonexistent parent directories
3. Create directory tree (nested/cascade folders)
4. Create a directories recursively
5. Copying a Directory: Copies files under srcDir to dstDir, if dstDir does not exist, it will be created.
6. Delete a non-empty directory: Deletes all files and subdirectories under dir.
7. Listing the Files or Subdirectories in a Directory
8. Listing the File System Roots
9. The Directory Listing ApplicationThe Directory Listing Application
10. use list( ) to examine the contents of a directory:
11. Reading and Printing a Directory HierarchyReading and Printing a Directory Hierarchy
12. Display a file system in a JTree viewDisplay a file system in a JTree view
13. File Tree DemoFile Tree Demo
14. File Table HTMLFile Table HTML
15. A standalone program that deletes a specified file or directory
16. Get Last modification time of a file or directory
17. Set last modified time of a file or directory
18. List contents of a directory
19. Determine if file or directory exists
20. Determine if File or Directory is hidden
21. Check if a directory is not empty
22. Get name of parent directory
23. Get name of specified file or directory
24. Get current directory
25. Mark file or directory Read Only
26. Rename file or directory
27. Traversing all files and directories under dir
28. Traversing only directories under dir
29. Traversing only files under dir
30. Creates and displays a window containing a list of files and sub-directories in a specified directory
31. Calculate directory size
32. Delete directory recursively
33. Determining If Two Filename Paths Refer to the Same File
34. Recursivly delete directory
35. Searches through the directory tree
36. Starts at the directory given and tests to see whether it is empty
37. Directory Walker
38. Utility methods for handling files and directories
39. Creates a new and empty directory in the default temp directory using the given prefix.
40. Count files in a directory (including files in all subdirectories)
41. Create a unique directory within a directory 'root'
42. Creates a new empty temporary directory.
43. Get Files Recurse
44. Recursively search a directory tree
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