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:com.egoists.coco_nut.android.cache.ImageCache.java

/**
 * Check how much usable space is available at a given path.
 * /*from  w ww.jav a  2  s .  c  o m*/
 * @param path The path to check
 * @return The space available in bytes
 */
@TargetApi(Build.VERSION_CODES.GINGERBREAD)
public static long getUsableSpace(File path) {
    if (EtcUtils.hasGingerbread()) {
        return path.getUsableSpace();
    }
    final StatFs stats = new StatFs(path.getPath());
    return (long) stats.getBlockSize() * (long) stats.getAvailableBlocks();
}

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From source file:id.wibisana.priadimulia.imagecaching.cache.ImageCache.java

@SuppressWarnings("deprecation")
@TargetApi(9)/*from ww w  . j  a  va2s  . c  om*/
public static long getUsableSpace(File path) {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
        return path.getUsableSpace();
    }
    final StatFs stats = new StatFs(path.getPath());
    return (long) stats.getBlockSize() * (long) stats.getAvailableBlocks();
}

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From source file:com.colorchen.qbase.utils.FileUtil.java

/**
 * ????.//from   w  ww . ja v a 2 s  .  c o m
 */
@SuppressLint("NewApi")
@SuppressWarnings("deprecation")
public static long getDirSize(String path) {
    StatFs stat = new StatFs(path);
    long blockSize, availableBlocks;
    if (Build.VERSION.SDK_INT >= 18) {
        blockSize = stat.getBlockSizeLong();
        availableBlocks = stat.getAvailableBlocksLong();
    } else {
        blockSize = stat.getBlockSize();
        availableBlocks = stat.getAvailableBlocks();
    }
    return availableBlocks * blockSize;
}

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From source file:org.brandroid.openmanager.util.FileManager.java

public static boolean checkForNoMedia(OpenPath defPath) {
    if (defPath == null)
        return true;
    if (defPath instanceof OpenFile) {
        StatFs sf = new StatFs(defPath.getPath());
        if (sf.getBlockCount() == 0)
            return true;
        else//from  w w w .  j  a  va  2s  . co  m
            return false;
    } else {
        try {
            return defPath.list() == null || defPath.list().length == 0;
        } catch (IOException e) {
            Logger.LogError("Error Checking for Media.", e);
            return true;
        }
    }
}

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From source file:uk.ac.horizon.ubihelper.service.LogManager.java

public synchronized void logValue(String channelName, JSONObject value) {
    if (!logging) {
        Log.d(TAG, "ignore logValue (not logging) " + channelName + "=" + value);
        return;//ww w . j ava2s .c o  m
    }
    Log.d(TAG, "logValue " + channelName + "=" + value);

    // marshall
    long time = System.currentTimeMillis();
    JSONObject lval = new JSONObject();
    byte data[];
    try {
        lval.put("time", time);
        lval.put("name", channelName);
        lval.put("value", value);
        data = lval.toString().getBytes("UTF-8");
    } catch (Exception e) {
        Log.e(TAG, "marshalling log value: " + e);
        return;
    }

    try {
        // quick write?
        if (writeValue(data))
            return;
    } catch (Exception e) {
        Log.w(TAG, "problem writing value: " + e);
    }
    // ensure no open file
    closeCurrentFile();

    // fix up...
    File dir = getLogDirectory(service);
    if (dir == null || !dir.exists() || !dir.canWrite()) {
        signalError("External storage not accessible/present");
        return;
    }
    if (currentLogDir == null && !dir.equals(currentLogDir)) {
        // initialise log dir, i.e. current size
        currentLogDir = dir;
        currentLogDir.mkdirs();
        try {
            cacheFiles = new ArrayList<File>();
            File files[] = currentLogDir.listFiles();
            for (int fi = 0; fi < files.length; fi++)
                cacheFiles.add(files[fi]);
            currentCacheUsage = 0;
            for (File f : cacheFiles)
                currentCacheUsage += f.length();
            Collections.sort(cacheFiles, new Comparator<File>() {
                public int compare(File f1, File f2) {
                    return new Long(f1.lastModified()).compareTo(f2.lastModified());
                }
            });
        } catch (Exception e) {
            signalError("External storage not accessible/present (on check cache size)");
            return;
        }
    }
    // current log configuration
    SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(service);

    // is there space 
    StatFs fs = new StatFs(currentLogDir.getAbsolutePath());
    long availableFs = fs.getAvailableBlocks() * fs.getBlockSize();
    long availableCache = (maxCacheSize > 0) ? maxCacheSize - currentCacheUsage : availableFs;

    if (availableCache < MIN_NEW_FILE_SIZE) {
        boolean deleteOldFiles = prefs.getBoolean(LOG_DELETE_OLD_FILES, false);
        if (!deleteOldFiles) {
            if (availableCache < availableFs)
                signalError("Log cache full (cannot delete old files)");
            else
                signalError("Log storage device full (cannot delete old files)");
            return;
        }
        // try deleting oldest file first
        while (cacheFiles.size() > 0 && availableCache < MIN_NEW_FILE_SIZE) {
            File f = cacheFiles.remove(0);
            Log.i(TAG, "Deleting old cache file " + f + " (modified "
                    + logDateFormat.format(new Date(f.lastModified())) + ", length " + f.length() + ")");

            long len = f.length();
            currentCacheUsage -= len;
            availableCache += len;
            if (!f.delete()) {
                signalError("Log cache full (failed to delete old file(s))");
                return;
            }
        }
        if (availableCache < MIN_NEW_FILE_SIZE) {
            signalError("Log cache full (no old files)");
            return;
        }
    }

    // new log file
    String filePrefix = prefs.getString(LOG_FILE_PREFIX, "log");

    int i = 1;
    String filename = filePrefix + "_" + logDateFormat.format(new Date(time));
    currentLogFile = new File(currentLogDir, filename + ".log");
    while (currentLogFile.exists()) {
        i++;
        currentLogFile = new File(currentLogDir, filename + "_" + i + ".log");
    }

    try {
        OutputStream os = new FileOutputStream(currentLogFile);
        currentLogStream = new BufferedOutputStream(os, BUFFER_SIZE);
        cacheFiles.add(currentLogFile);
        currentFileLength = 0;
    } catch (Exception e) {
        Log.w(TAG, "Error opening log file " + currentLogFile + ": " + e);
        signalError("Cannot create log file");
        closeCurrentFile();
        return;
    }

    // try again!
    try {
        // quick write?
        if (writeValue(data))
            return;
    } catch (Exception e) {
        Log.w(TAG, "problem writing value: " + e);
    }
    signalError("Cannot write to new log file");
    return;
}

---

From source file:com.cellbots.logger.LoggerActivity.java

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    application = (LoggerApplication) getApplication();

    // Keep the screen on to make sure the phone stays awake.
    getWindow().setFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON,
            WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);

    mIsRecording = false;/*from   w ww. j  a va2 s  .  com*/

    useZip = getIntent().getBooleanExtra(EXTRA_USE_ZIP, true);

    final int mode = getIntent().getIntExtra(EXTRA_MODE, MODE_VIDEO_FRONT);

    if ((mode == MODE_VIDEO_FRONT) || (mode == MODE_VIDEO_BACK)) {
        if (mode == MODE_VIDEO_FRONT) {
            setContentView(R.layout.video_front_mode);
        } else {
            setContentView(R.layout.video_back_mode);
        }
        mCamcorderView = (AbstractCamcorderPreview) findViewById(R.id.surface);
        final SurfaceHolder previewHolder = mCamcorderView.getHolder();
        previewHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
    } else {
        mDelay = getIntent().getIntExtra(EXTRA_PICTURE_DELAY, 30) * 1000;
        if (mDelay < 0) {
            mDelay = 0;
        }
        setContentView(R.layout.pictures_mode);
        mCameraView = (CameraPreview) findViewById(R.id.surface);
    }

    // Setup the initial available space
    mStatFs = new StatFs(Environment.getExternalStorageDirectory().toString());
    float percentage = (float) (mStatFs.getBlockCount() - mStatFs.getAvailableBlocks())
            / (float) mStatFs.getBlockCount();
    mFreeSpacePct = (int) (percentage * 100);
    mStorageBarImageView = (BarImageView) findViewById(R.id.storage_barImageView);
    mStorageBarImageView.setPercentage(percentage);
    mStorageTextView = (TextView) findViewById(R.id.storage_text);
    mStorageSpacerTextView = (TextView) findViewById(R.id.storage_text_spacer);
    mStorageTextView.setText(mFreeSpacePct + "%");
    mStorageSpacerTextView.setPadding(mStorageSpacerTextView.getPaddingLeft(),
            (int) ((1 - percentage) * UI_BAR_MAX_TOP_PADDING), mStorageSpacerTextView.getPaddingRight(),
            mStorageSpacerTextView.getPaddingBottom());
    mFlashingRecGroup = (LinearLayout) findViewById(R.id.flashingRecGroup);
    mRecTimeTextView = (TextView) findViewById(R.id.recTime);
    mGpsLocationView = (TextView) findViewById(R.id.gpsLocation);
    mPictureCountView = (TextView) findViewById(R.id.pictureCount);

    mDataDrawer = (SlidingDrawer) findViewById(R.id.dataDrawer);
    mDiagnosticsDrawer = (SlidingDrawer) findViewById(R.id.diagnosticsDrawer);

    final ImageButton recordButton = (ImageButton) findViewById(R.id.button_record);
    recordButton.setOnClickListener(new View.OnClickListener() {
        // @Override
        @Override
        public void onClick(View v) {
            synchronized (mIsRecording) {
                if ((mode == MODE_VIDEO_FRONT) || (mode == MODE_VIDEO_BACK)) {
                    if (!mIsRecording) {
                        try {
                            mIsRecording = true;
                            recordButton.setImageResource(R.drawable.rec_button_pressed);
                            // initializes recording
                            mCamcorderView.initializeRecording();
                            // starts recording
                            mCamcorderView.startRecording();
                            startRecTime = System.currentTimeMillis();
                            new Thread(updateRecTimeDisplay).start();
                            if (mRemoteControl != null)
                                mRemoteControl.broadcastMessage("*** Recording Started ***\n");
                        } catch (Exception e) {
                            Log.e("ls", "Recording has failed...", e);
                            Toast.makeText(getApplicationContext(),
                                    "Camera hardware error. Please restart the application.", Toast.LENGTH_LONG)
                                    .show();
                            finish();
                            return;
                        }
                    } else {
                        cleanup();
                    }
                } else {
                    if (!mIsRecording) {
                        try {
                            mIsRecording = true;
                            recordButton.setImageResource(R.drawable.rec_button_pressed);
                            mCameraView.takePictures(mDelay);
                            new Thread(updateRecTimeDisplay).start();
                        } catch (Exception e) {
                            Log.e("ls", "Taking pictures has failed...", e);
                            Toast.makeText(getApplicationContext(),
                                    "Taking pictures is not possible at the moment: " + e.toString(),
                                    Toast.LENGTH_SHORT).show();
                        }
                    } else {
                        cleanup();
                    }
                }
            }
        }
    });

    final ImageButton dataButton = (ImageButton) findViewById(R.id.button_data);
    dataButton.setOnClickListener(new View.OnClickListener() {
        // @Override
        @Override
        public void onClick(View v) {
            if (mDataDrawer.isOpened()) {
                dataButton.setImageResource(R.drawable.data_button_up);
                mDataDrawer.animateClose();
            } else {
                dataButton.setImageResource(R.drawable.data_button_pressed);
                mDataDrawer.animateOpen();
            }
        }
    });

    final ImageButton diagnosticsButton = (ImageButton) findViewById(R.id.button_diagnostics);
    diagnosticsButton.setOnClickListener(new View.OnClickListener() {
        // @Override
        @Override
        public void onClick(View v) {
            if (mDiagnosticsDrawer.isOpened()) {
                diagnosticsButton.setImageResource(R.drawable.diagnostics_button_up);
                mDiagnosticsDrawer.animateClose();
            } else {
                diagnosticsButton.setImageResource(R.drawable.diagnostics_button_pressed);
                mDiagnosticsDrawer.animateOpen();
            }
        }
    });

    // setupSensors();
    initSensorUi();
}

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From source file:com.adobe.phonegap.contentsync.Sync.java

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

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From source file:com.secbro.qark.filebrowser.FileBrowserFragment.java

public static long getFreeSpace(String path) {
    StatFs stat = new StatFs(path);
    long availSize = (long) stat.getAvailableBlocks() * (long) stat.getBlockSize();
    return availSize;
}

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From source file:com.airad.zhonghan.ui.components.ImageCache.java

/**
 * Check how much usable space is available at a given path.
 * // w w  w . ja  v a2  s .co m
 * @param path
 *            The path to check
 * @return The space available in bytes
 */
@TargetApi(9)
public static long getUsableSpace(File path) {
    final StatFs stats = new StatFs(path.getPath());
    return (long) stats.getBlockSize() * (long) stats.getAvailableBlocks();
}

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From source file:com.tack.android.image.ImageCache.java

/**
 * Check how much usable space is available at a given path.
 *
 * @param path The path to check//  w w w  . j  a  v a2 s. c  om
 * @return The space available in bytes
 */
@TargetApi(9)
public static long getUsableSpace(File path) {
    if (ConfigUtil.hasV09()) {
        return path.getUsableSpace();
    }
    final StatFs stats = new StatFs(path.getPath());
    return (long) stats.getBlockSize() * (long) stats.getAvailableBlocks();
}

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