Example usage for java.io File listFiles

Introduction

In this page you can find the example usage for java.io File listFiles.

Prototype

public File[] listFiles()

Source Link

Document

Returns an array of abstract pathnames denoting the files in the directory denoted by this abstract pathname.

Usage

From source file:Main.java

public static long getFileSize(File f) throws Exception {
    long size = 0;
    File flist[] = f.listFiles();
    for (int i = 0; i < flist.length; i++) {
        if (flist[i].isDirectory()) {
            size = size + getFileSize(flist[i]);
        } else {/*ww  w.  ja v a  2s.co  m*/
            size = size + flist[i].length();
        }
    }
    return size;
}

From source file:Utils.java

/**
 * Count files in a directory (including files in all subdirectories)
 * @param directory the directory to start in
 * @return the total number of files/*www.  j av a  2 s  .c  o m*/
 */
public static int countFilesInDirectory(File directory) {
    int count = 0;
    for (File file : directory.listFiles()) {
        if (file.isFile()) {
            count++;
        }
        if (file.isDirectory()) {
            count += countFilesInDirectory(file);
        }
    }
    return count;
}

From source file:Main.java

public static long getFileFolderSize(File f) throws Exception {
    long size = 0;
    File flist[] = f.listFiles();
    for (int i = 0; i < flist.length; i++) {
        if (flist[i].isDirectory()) {
            size = size + getFileFolderSize(flist[i]);
        } else {// w w  w . j a v  a  2 s .  c om
            size = size + flist[i].length();
        }
    }
    return size;
}

From source file:Main.java

public static void deleteRecyle(File file) {
    if (file.isDirectory()) {
        for (File childFile : file.listFiles()) {
            deleteRecyle(childFile);//from   w ww .  jav a2s. co  m
        }
    }
    file.delete();
}

From source file:Main.java

public static void deleteFile(File oldPath) {
    if (oldPath.isDirectory()) {
        File[] files = oldPath.listFiles();
        for (File file : files) {
            deleteFile(file);//from   ww w .ja va2s  . com
        }
    }
    oldPath.delete();
}

From source file:Main.java

synchronized public static int clearFolder(File path) {
    int deletedItems = 0;
    File[] fileList = path.listFiles();
    if (fileList != null) {
        for (File file : fileList) {
            if (file.isDirectory()) {
                deletedItems += clearFolder(file);
            }//from w w w. j av  a  2s  . c  o  m
            if (file.delete()) {
                deletedItems++;
            }
        }
    }
    return deletedItems;
}

From source file:Main.java

public static long getFolderSize(java.io.File file) {
    long size = 0;
    java.io.File[] fileList = file.listFiles();
    for (int i = 0; i < fileList.length; i++) {
        if (fileList[i].isDirectory()) {
            size = size + getFolderSize(fileList[i]);
        } else {//  www . j ava2 s  .  co m
            size = size + fileList[i].length();
        }
    }
    return size;
}

From source file:Main.java

public static ArrayList<File> getFilesArray(String path) {
    File file = new File(path);
    File files[] = file.listFiles();
    ArrayList<File> listFile = new ArrayList<File>();
    if (files != null) {
        for (int i = 0; i < files.length; i++) {
            if (files[i].isFile()) {
                listFile.add(files[i]);/* ww w  .  java2  s.c o  m*/
            }
            if (files[i].isDirectory()) {
                listFile.addAll(getFilesArray(files[i].toString()));
            }
        }
    }
    return listFile;
}

From source file:Main.java

public static void deleteEmptyDir(File file) {
    if (file.isDirectory()) {
        File[] files = file.listFiles();
        if (files != null && files.length > 0) {
            for (File tempFile : files) {
                deleteEmptyDir(tempFile);
                deleteEmptyDir(tempFile);
            }//  w w  w. j a  v  a 2s  .  c o m
        } else {
            file.delete();
        }
    }
}

From source file:Main.java

public static void deleteDirectory(File f) {
    if (f.isDirectory()) {
        for (File c : f.listFiles())
            deleteDirectory(c);//from  w  w w  .j  av a 2 s.  com
    }

    f.delete();
}