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

Example 6 with StatFs

use of android.os.StatFs in project android_frameworks_base by ParanoidAndroid.

the class PackageManagerTests method checkInt.

private boolean checkInt(long pkgLen) {
    StatFs intStats = new StatFs(Environment.getDataDirectory().getPath());
    long intSize = (long) intStats.getBlockCount() * (long) intStats.getBlockSize();
    long iSize = (long) intStats.getAvailableBlocks() * (long) intStats.getBlockSize();
    // TODO check for thresholds here?
    return pkgLen <= iSize;
}

Example 7 with StatFs

use of android.os.StatFs in project android_frameworks_base by ParanoidAndroid.

the class DefaultContainerService method isUnderExternalThreshold.

/**
     * Measure a file to see if it fits in the external free space.
     *
     * @param apkFile file to check
     * @return true if file fits
     * @throws IOException when file does not exist
     */
private boolean isUnderExternalThreshold(File apkFile, boolean isForwardLocked) throws IOException {
    if (Environment.isExternalStorageEmulated()) {
        return false;
    }
    final int sizeMb = calculateContainerSize(apkFile, isForwardLocked);
    final int availSdMb;
    if (Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())) {
        final StatFs sdStats = new StatFs(Environment.getExternalStorageDirectory().getPath());
        final int blocksToMb = (1 << 20) / sdStats.getBlockSize();
        availSdMb = sdStats.getAvailableBlocks() / blocksToMb;
    } else {
        availSdMb = -1;
    }
    return availSdMb > sizeMb;
}

Example 8 with StatFs

use of android.os.StatFs in project android_frameworks_base by ParanoidAndroid.

the class DropBoxManagerService method init.

///////////////////////////////////////////////////////////////////////////
/** If never run before, scans disk contents to build in-memory tracking data. */
private synchronized void init() throws IOException {
    if (mStatFs == null) {
        if (!mDropBoxDir.isDirectory() && !mDropBoxDir.mkdirs()) {
            throw new IOException("Can't mkdir: " + mDropBoxDir);
        }
        try {
            mStatFs = new StatFs(mDropBoxDir.getPath());
            mBlockSize = mStatFs.getBlockSize();
        } catch (IllegalArgumentException e) {
            // StatFs throws this on error
            throw new IOException("Can't statfs: " + mDropBoxDir);
        }
    }
    if (mAllFiles == null) {
        File[] files = mDropBoxDir.listFiles();
        if (files == null)
            throw new IOException("Can't list files: " + mDropBoxDir);
        mAllFiles = new FileList();
        mFilesByTag = new HashMap<String, FileList>();
        // Scan pre-existing files.
        for (File file : files) {
            if (file.getName().endsWith(".tmp")) {
                Slog.i(TAG, "Cleaning temp file: " + file);
                file.delete();
                continue;
            }
            EntryFile entry = new EntryFile(file, mBlockSize);
            if (entry.tag == null) {
                Slog.w(TAG, "Unrecognized file: " + file);
                continue;
            } else if (entry.timestampMillis == 0) {
                Slog.w(TAG, "Invalid filename: " + file);
                file.delete();
                continue;
            }
            enrollEntry(entry);
        }
    }
}

Example 9 with StatFs

use of android.os.StatFs in project android_frameworks_base by ParanoidAndroid.

the class DropBoxTest method testAgeLimits.

public void testAgeLimits() throws Exception {
    File dir = getEmptyDir("testAgeLimits");
    int blockSize = new StatFs(dir.getPath()).getBlockSize();
    // Limit storage to 10 blocks with an expiration of 1 second
    int kb = blockSize * 10 / 1024;
    ContentResolver cr = getContext().getContentResolver();
    Settings.Global.putString(cr, Settings.Global.DROPBOX_AGE_SECONDS, "1");
    Settings.Global.putString(cr, Settings.Global.DROPBOX_QUOTA_KB, Integer.toString(kb));
    // Write one normal entry and another so big that it is instantly tombstoned
    long before = System.currentTimeMillis();
    DropBoxManagerService service = new DropBoxManagerService(getContext(), dir);
    DropBoxManager dropbox = new DropBoxManager(service);
    dropbox.addText("DropBoxTest", "TEST");
    addRandomEntry(dropbox, "DropBoxTest", blockSize * 20);
    // Verify that things are as expected
    DropBoxManager.Entry e0 = dropbox.getNextEntry(null, before);
    DropBoxManager.Entry e1 = dropbox.getNextEntry(null, e0.getTimeMillis());
    assertTrue(null == dropbox.getNextEntry(null, e1.getTimeMillis()));
    assertEquals("TEST", e0.getText(80));
    assertEquals(null, e1.getText(80));
    assertEquals(-1, getEntrySize(e1));
    e0.close();
    e1.close();
    // Wait a second and write another entry -- old ones should be expunged
    Thread.sleep(2000);
    dropbox.addText("DropBoxTest", "TEST1");
    e0 = dropbox.getNextEntry(null, before);
    assertTrue(null == dropbox.getNextEntry(null, e0.getTimeMillis()));
    assertEquals("TEST1", e0.getText(80));
    e0.close();
}

Example 10 with StatFs

use of android.os.StatFs in project Anki-Android by Ramblurr.

the class CustomExceptionHandler method getAvailableInternalMemorySize.

private long getAvailableInternalMemorySize() {
    File path = Environment.getDataDirectory();
    StatFs stat = new StatFs(path.getPath());
    long blockSize = stat.getBlockSize();
    long availableBlocks = stat.getAvailableBlocks();
    return availableBlocks * blockSize;
}