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 String getDictName(String dictFolderPath) {
    String dictName = null;//from w w  w .  j  a v a2  s.co m

    File f = new File(dictFolderPath);

    if (!f.exists())
        return null;

    File[] files = f.listFiles();

    for (int i = 0; i < files.length; i++) {
        if (files[i].isFile()) {
            if (files[i].getName().endsWith(".ifo")) {
                dictName = files[i].getName().replace(".ifo", "");
                break;
            }
        }
    }

    return dictName;
}

From source file:Main.java

public static boolean removeDir(File dirFile) {

    if (!dirFile.isDirectory()) {
        return false;
    }//from   w  w  w.j  ava2  s  . co  m
    File files[] = dirFile.listFiles();
    for (int i = 0; i < files.length; i++) {

        if (files[i].isDirectory()) {
            break;
        }

        if (!files[i].delete()) {
            return false;
        }
    }
    return true;
}

From source file:Main.java

public static int getNumOfFiles(String dirPath) {
    File dir = new File(dirPath);
    if (!dir.isDirectory()) {
        return 0;
    }//from   ww w .j a va  2  s  .  c  o m

    File[] files = dir.listFiles();
    int numOfFiles = 0;
    for (File f : files) {
        if (f.isFile()) {
            numOfFiles++;
        }
    }

    return numOfFiles;
}

From source file:Main.java

private static void readGpxDirectory(File dir, final List<String> list, String parent) {
    if (dir != null && dir.canRead()) {
        File[] files = dir.listFiles();
        if (files != null) {
            for (File f : files) {
                if (f.getName().toLowerCase().endsWith(".gpx")) { //$NON-NLS-1$
                    list.add(parent + f.getName());
                } else if (f.isDirectory()) {
                    readGpxDirectory(f, list, parent + f.getName() + "/");
                }/*from ww  w  .  jav a  2s.c o  m*/
            }
        }
    }
}

From source file:Main.java

/**
 * Local Folder size// ww w.j  a va 2 s.  c om
 * @param dir File
 * @return Size in bytes
 */
public static long getFolderSize(File dir) {
    if (dir.exists()) {
        long result = 0;
        File[] fileList = dir.listFiles();
        for (int i = 0; i < fileList.length; i++) {
            if (fileList[i].isDirectory()) {
                result += getFolderSize(fileList[i]);
            } else {
                result += fileList[i].length();
            }
        }
        return result;
    }
    return 0;
}

From source file:Main.java

public static boolean deleteFileDir(File dir) {
    if (dir == null) {
        return true;
    }/* w  w w .  jav a 2s  . c  om*/

    File[] fList = dir.listFiles();
    if (fList == null || fList.length <= 0) {
        return true;
    }

    for (File file : fList) {
        if (file == null) {
            continue;
        }

        if (file.isDirectory()) {
            if (!deleteFileDir(file)) {
                return false;
            }
        } else {
            if (!file.delete()) {
                return false;
            }
        }
    }

    return true;
}

From source file:Main.java

public static void deleteDir() {
    File dir = new File(SD_PATH);
    if (!dir.exists() || !dir.isDirectory())
        return;// w w w  . j a  v a 2 s.c om

    for (File file : dir.listFiles()) {
        if (file.isFile())
            file.delete();
        else if (file.isDirectory())
            deleteDir();
    }
    dir.delete();
}

From source file:Main.java

public static void recursiveFileRemoval(File root) {
    if (!root.delete()) {
        if (root.isDirectory()) {
            File[] files = root.listFiles();
            if (files != null) {
                for (File f : files) {
                    recursiveFileRemoval(f);
                }/*  ww w .  j a  v a2 s .  c o  m*/
            }
        }
    }
}

From source file:Main.java

private static long getDirSize(File dir) {

    long size = 0;
    if (!dir.exists()) {
        dir.mkdir();/*from ww  w  .j  a v a2s.c o m*/
    }
    File[] files = dir.listFiles();

    for (File file : files) {
        if (file.isFile()) {
            size += file.length();
        }
    }

    return size;
}

From source file:Main.java

/**
 * Remove an album from the cache.//from  w w w . j a  v a 2  s  .c o  m
 * @param albumId Album ID
 */
public static void removeAlbum(String albumId) {
    File albumDir = new File(getMusicCacheDir(), albumId);
    if (albumDir.exists()) {
        for (File file : albumDir.listFiles()) {
            file.delete();
        }
        albumDir.delete();
    }
}