Examples with StatFs android.os.StatFs used on opensource projects

Example 16 with StatFs

use of android.os.StatFs in project superCleanMaster by joyoyao.

the class StorageUtil method getSDCardInfo.

public static SDCardInfo getSDCardInfo() {
    if (Environment.isExternalStorageRemovable()) {
        String sDcString = Environment.getExternalStorageState();
        if (sDcString.equals(Environment.MEDIA_MOUNTED)) {
            File pathFile = Environment.getExternalStorageDirectory();
            try {
                StatFs statfs = new StatFs(pathFile.getPath());
                // 获取SDCard上BLOCK总数
                long nTotalBlocks = statfs.getBlockCount();
                // 获取SDCard上每个block的SIZE
                long nBlocSize = statfs.getBlockSize();
                // 获取可供程序使用的Block的数量
                long nAvailaBlock = statfs.getAvailableBlocks();
                // 获取剩下的所有Block的数量(包括预留的一般程序无法使用的块)
                long nFreeBlock = statfs.getFreeBlocks();
                SDCardInfo info = new SDCardInfo();
                // 计算SDCard 总容量大小MB
                info.total = nTotalBlocks * nBlocSize;
                // 计算 SDCard 剩余大小MB
                info.free = nAvailaBlock * nBlocSize;
                return info;
            } catch (IllegalArgumentException e) {
            }
        }
    }
    return null;
}

Example 17 with StatFs

use of android.os.StatFs in project superCleanMaster by joyoyao.

the class StorageUtil method getSystemSpaceInfo.

public static SDCardInfo getSystemSpaceInfo(Context context) {
    File path = Environment.getDataDirectory();
    // File path = context.getCacheDir().getAbsoluteFile();
    StatFs stat = new StatFs(path.getPath());
    long blockSize = stat.getBlockSize();
    long totalBlocks = stat.getBlockCount();
    long availableBlocks = stat.getAvailableBlocks();
    long totalSize = blockSize * totalBlocks;
    long availSize = availableBlocks * blockSize;
    SDCardInfo info = new SDCardInfo();
    info.total = totalSize;
    info.free = availSize;
    return info;
}

Example 18 with StatFs

use of android.os.StatFs in project nmid-headline by miao1007.

the class FileUtil method getFreeDiskSpace.

/**
   * 计算SD卡的剩余空间
   *
   * @return 返回-1，说明没有安装sd卡
   */
public static long getFreeDiskSpace() {
    String status = Environment.getExternalStorageState();
    long freeSpace = 0;
    if (status.equals(Environment.MEDIA_MOUNTED)) {
        try {
            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);
}

Example 19 with StatFs

use of android.os.StatFs in project android-app-common-tasks by multidots.

the class CropImage method calculatePicturesRemaining.

private static int calculatePicturesRemaining(Activity activity) {
    try {
        /*if (!ImageManager.hasStorage()) {
                return NO_STORAGE_ERROR;
            } else {*/
        String storageDirectory;
        String state = Environment.getExternalStorageState();
        if (Environment.MEDIA_MOUNTED.equals(state)) {
            storageDirectory = Environment.getExternalStorageDirectory().toString();
        } else {
            storageDirectory = activity.getFilesDir().toString();
        }
        StatFs stat = new StatFs(storageDirectory);
        float remaining = ((float) stat.getAvailableBlocks() * (float) stat.getBlockSize()) / 400000F;
        return (int) remaining;
    //}
    } catch (Exception ex) {
        // blank since we really don't know.
        return CANNOT_STAT_ERROR;
    }
}

Example 20 with StatFs

use of android.os.StatFs in project android-app-common-tasks by multidots.

the class CropImage method calculatePicturesRemaining.

private static int calculatePicturesRemaining(Activity activity) {
    try {
        /*if (!ImageManager.hasStorage()) {
                return NO_STORAGE_ERROR;
            } else {*/
        String storageDirectory;
        String state = Environment.getExternalStorageState();
        if (Environment.MEDIA_MOUNTED.equals(state)) {
            storageDirectory = Environment.getExternalStorageDirectory().toString();
        } else {
            storageDirectory = activity.getFilesDir().toString();
        }
        StatFs stat = new StatFs(storageDirectory);
        float remaining = ((float) stat.getAvailableBlocks() * (float) stat.getBlockSize()) / 400000F;
        return (int) remaining;
    //}
    } catch (Exception ex) {
        // blank since we really don't know.
        return CANNOT_STAT_ERROR;
    }
}