Example usage for android.os StatFs StatFs

Introduction

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

Prototype

public StatFs(String path)

Source Link

Document

Construct a new StatFs for looking at the stats of the filesystem at path .

Usage

From source file:Main.java

public static long[] getRomMemroy() {
    long[] romInfo = new long[2];
    //Total rom memory
    romInfo[0] = getTotalInternalMemorySize();

    //Available rom memory
    File path = Environment.getDataDirectory();
    StatFs stat = new StatFs(path.getPath());
    long blockSize = stat.getBlockSize();
    long availableBlocks = stat.getAvailableBlocks();
    romInfo[1] = blockSize * availableBlocks;
    return romInfo;
}

From source file:Main.java

public static long getFreeDiskSpace() {
    String status = Environment.getExternalStorageState();
    long freeSpace = 0;
    if (status.equals(Environment.MEDIA_MOUNTED)) {
        try {/*w  ww .  j a  v  a2s .c o  m*/
            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

@SuppressWarnings("deprecation")
@SuppressLint("NewApi")
public static boolean getSDCardRemainCanWrite(Context context, long remainSize) {
    String path = getSDCardDataPath(context);
    StatFs statFS = new StatFs(path);
    long blockSize = 0L;
    if (getSDKInt() >= 18) {
        blockSize = statFS.getBlockCountLong();
    } else {/*from w w  w.j  av  a  2  s. com*/
        blockSize = statFS.getBlockSize();
    }
    long availableBlock = 0L;
    if (getSDKInt() >= 18) {
        availableBlock = statFS.getAvailableBlocksLong();
    } else {
        availableBlock = statFS.getAvailableBlocks();
    }
    long size = blockSize * availableBlock;
    if (size > remainSize) {
        return true;
    }

    return false;
}

From source file:Main.java

/**
 * Calculates the total memory of the device. This is based on an inspection of the filesystem, which in android
 * devices is stored in RAM./*  w  w  w  .  j a v  a 2  s . c  o  m*/
 *
 * @return Total number of bytes.
 */
public static long getTotalInternalMemorySize() {
    final File path = Environment.getDataDirectory();
    final StatFs stat = new StatFs(path.getPath());
    final long blockSize = stat.getBlockSize();
    final long totalBlocks = stat.getBlockCount();
    return totalBlocks * blockSize;
}

From source file:Main.java

@TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
public static long getSDFreeSize() {
    File path = Environment.getExternalStorageDirectory();
    if (path != null && path.exists() && path.isDirectory()) {
        StatFs sf = new StatFs(path.getPath());
        long blockSize = sf.getBlockSizeLong();
        long freeBlocks = sf.getAvailableBlocksLong();
        return (freeBlocks * blockSize) / 1024 / 1024;
    }/*  www .  ja  va  2s  .  com*/
    return -1;
}

From source file:Main.java

/**
 * Calculates the free memory of the device. This is based on an inspection of the filesystem, which in android
 * devices is stored in RAM.// www  .j ava 2  s .c om
 *
 * @return Number of bytes available.
 */
public static long getAvailableInternalMemorySize() {
    final File path = Environment.getDataDirectory();
    final StatFs stat = new StatFs(path.getPath());
    final long blockSize = stat.getBlockSize();
    final long availableBlocks = stat.getAvailableBlocks();
    return availableBlocks * blockSize;
}

From source file:Main.java

/**
 * Get the left size of the SDCard in Bytes.
 * //from   w  w  w  .  ja  v  a  2  s . c  o  m
 * @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

@SuppressLint("NewApi")
public static long getFreeDiskSpace() {
    String status = Environment.getExternalStorageState();
    long freeSpace = 0;
    if (status.equals(Environment.MEDIA_MOUNTED)) {
        File path = Environment.getExternalStorageDirectory();
        StatFs stat = new StatFs(path.getPath());
        long blockSize = stat.getBlockSizeLong();
        long availableBlock = stat.getAvailableBlocksLong();
        freeSpace = availableBlock * blockSize / 1024;
    } else {//from w  ww.j  av a  2 s  .  c  om
        return -1;
    }
    return freeSpace;
}

From source file:Main.java

@SuppressLint("NewApi")
@SuppressWarnings("deprecation")
public static long getExternalStorageFreeMemory() {
    StatFs stat = new StatFs(Environment.getExternalStorageDirectory().getPath());
    double sdAvailSize;

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
        sdAvailSize = (double) stat.getAvailableBlocksLong() * (double) stat.getBlockSizeLong();
    } else {/*from   w w  w. j ava 2  s  .c o  m*/
        sdAvailSize = (double) stat.getAvailableBlocks() * (double) stat.getBlockSize();
    }

    return Math.round(sdAvailSize / SIZE_MB);
}

From source file:Main.java

@SuppressLint("NewApi")
@SuppressWarnings("deprecation")
public static Boolean hasExternalStorageFreeMemory() {
    StatFs stat = new StatFs(Environment.getExternalStorageDirectory().getPath());
    double sdAvailSize;

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
        sdAvailSize = (double) stat.getAvailableBlocksLong() * (double) stat.getBlockSizeLong();
    } else {//ww  w .ja  va2s. c o  m
        sdAvailSize = (double) stat.getAvailableBlocks() * (double) stat.getBlockSize();
    }

    return sdAvailSize >= 10 * SIZE_MB;
}