Example usage for android.os Environment getExternalStorageDirectory

Introduction

In this page you can find the example usage for android.os Environment getExternalStorageDirectory.

Prototype

public static File getExternalStorageDirectory()

Source Link

Document

Return the primary shared/external storage directory.

Usage

From source file:Main.java

public static String getQuranBaseDirectory() {
    String state = Environment.getExternalStorageState();
    if (state.equals(Environment.MEDIA_MOUNTED))
        return Environment.getExternalStorageDirectory() + QURAN_BASE;
    else//  w w w . j a  v  a  2  s  . c om
        return null;
}

From source file:Main.java

public static boolean deleteDirectory(String fileName) {
    boolean status;
    SecurityManager checker = new SecurityManager();

    if (!fileName.equals("")) {

        File path = Environment.getExternalStorageDirectory();
        File newPath = new File(path.toString() + fileName);
        checker.checkDelete(newPath.toString());
        if (newPath.isDirectory()) {
            String[] listfile = newPath.list();
            // delete all files within the specified directory and then
            // delete the directory
            try {
                for (int i = 0; i < listfile.length; i++) {
                    File deletedFile = new File(newPath.toString() + "/" + listfile[i].toString());
                    deletedFile.delete();
                }//from ww w  .  j  a va  2  s .  c o  m
                newPath.delete();
                Log.i("DirectoryManager deleteDirectory", fileName);
                status = true;
            } catch (Exception e) {
                e.printStackTrace();
                status = false;
            }

        } else
            status = false;
    } else
        status = false;
    return status;
}

From source file:Main.java

public static Bitmap readImageFile(String fileName) {
    if (!Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
        return null;
    }// w  w  w .ja v a 2  s . co  m
    File file = new File(Environment.getExternalStorageDirectory().toString() + File.separator + fileName);
    if (!file.exists()) {
        return null;
    }
    return BitmapFactory.decodeFile(fileName);
}

From source file:Main.java

private static boolean checkFsWritable() {
    // Create a temporary file to see whether a volume is really writeable.
    // It's important not to put it in the root directory which may have a
    // limit on the number of files.
    String directoryName = Environment.getExternalStorageDirectory().toString() + "/DCIM";
    File directory = new File(directoryName);
    if (!directory.isDirectory()) {
        if (!directory.mkdirs()) {
            return false;
        }/*from  ww w.  j av  a 2 s  .c o  m*/
    }
    return directory.canWrite();
}

From source file:Main.java

public static long getFreeDiskSpace() {
    String status = Environment.getExternalStorageState();
    long freeSpace = 0;
    if (status.equals(Environment.MEDIA_MOUNTED)) {
        try {//from  www .  j a  v  a  2  s  . c om
            File path = Environment.getExternalStorageDirectory();
            StatFs stat = new StatFs(path.getPath());
            long blockSize = stat.getBlockSize();
            long availableBlocks = stat.getAvailableBlocks();
            freeSpace = availableBlocks * blockSize / 1024;
        } catch (Exception e) {
            e.printStackTrace();
        }
    } else {
        return -1;
    }
    return (freeSpace);
}

From source file:Main.java

public static File savebitmap(Bitmap bitmap) {
    OutputStream outStream = null;
    File folder = new File(Environment.getExternalStorageDirectory().toString() + "/InSyte");
    folder.mkdirs();/*  w ww .ja v a  2  s  .  co  m*/
    String mDirectory = folder.toString();
    File file = new File(mDirectory, "IMG_" + System.currentTimeMillis() + ".jpg");
    try {
        outStream = new FileOutputStream(file);
        bitmap.compress(Bitmap.CompressFormat.JPEG, 100, outStream);
        outStream.flush();
        outStream.close();
    } catch (Exception e) {
        e.printStackTrace();
    }

    return file;

}

From source file:Main.java

public static List grabFiles() {
    List<String> tFileList = new ArrayList<String>();
    String p = Environment.getExternalStorageDirectory().getAbsolutePath() + "/nexsight/";
    File f = new File(p);

    Log.d(TAG, "Read from " + p);
    File[] files = f.listFiles();
    files = flipArray(files);/*from w  w  w . j  a va  2 s .co m*/
    if (files != null) {
        for (int i = 0; i < files.length; i++) {
            File file = files[i];
            tFileList.add(file.getPath());
        }
    } else {
        Log.w(TAG, "nothing found in " + p);
    }

    return tFileList;
}

From source file:Main.java

/**
 * Get the left size of the SDCard in Bytes.
 * //  w  ww.j  av  a2  s . com
 * @return the left size
 */
@SuppressWarnings("deprecation")
public static long getSDCardLeftSize() {
    File sdcard = Environment.getExternalStorageDirectory();
    if (sdcard.exists()) {
        StatFs statFs = new StatFs(sdcard.getAbsolutePath());
        long blockSize = statFs.getBlockSize();
        long availableBlocks = statFs.getAvailableBlocks();

        return blockSize * availableBlocks;
    }

    return 0;
}

From source file:Main.java

public static File getDiskDir(String uniqueName) {
    if (Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())
            || !Environment.isExternalStorageRemovable()) {
        File storageDirectory = Environment.getExternalStorageDirectory();
        if (storageDirectory != null) {
            File file = new File(storageDirectory + File.separator + uniqueName);
            if (!file.exists() && !file.isDirectory()) {
                file.mkdir();/*from  w  w  w.  j a  v a2  s . c o m*/
            }
            return file;
        }
    }
    return null;
}

From source file:Main.java

public static void saveImage(Bitmap bmp, String name) {
    if (bmp != null) {
        File appDir = new File(Environment.getExternalStorageDirectory(), name);
        if (!appDir.exists()) {
            try {
                appDir.createNewFile();/* w ww  . j  a  v  a  2  s  .  com*/
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
        try {
            FileOutputStream fos = new FileOutputStream(appDir);
            bmp.compress(Bitmap.CompressFormat.JPEG, 90, fos);
            fos.flush();
            fos.close();
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
    } else {

    }
}