Example usage for android.util Log i

Introduction

In this page you can find the example usage for android.util Log i.

Prototype

public static int i(String tag, String msg) 

Source Link

Document

Send an #INFO log message.

Usage

From source file:Main.java

/**
 * Download the avatar image from the server.
 *
 * @param avatarUrl the URL pointing to the avatar image
 * @return a byte array with the raw JPEG avatar image
 *//*from   w ww  . ja  v  a2s. c  o  m*/
public static byte[] downloadAvatar(final String avatarUrl) {
    // If there is no avatar, we're done
    if (TextUtils.isEmpty(avatarUrl)) {
        return null;
    }

    try {
        Log.i(TAG, "Downloading avatar: " + avatarUrl);
        // Request the avatar image from the server, and create a bitmap
        // object from the stream we get back.
        URL url = new URL(avatarUrl);
        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.connect();
        try {
            final BitmapFactory.Options options = new BitmapFactory.Options();
            final Bitmap avatar = BitmapFactory.decodeStream(connection.getInputStream(), null, options);

            // Take the image we received from the server, whatever format it
            // happens to be in, and convert it to a JPEG image. Note: we're
            // not resizing the avatar - we assume that the image we get from
            // the server is a reasonable size...
            Log.i(TAG, "Converting avatar to JPEG");
            ByteArrayOutputStream convertStream = new ByteArrayOutputStream(
                    avatar.getWidth() * avatar.getHeight() * 4);
            avatar.compress(Bitmap.CompressFormat.JPEG, 95, convertStream);
            convertStream.flush();
            convertStream.close();
            // On pre-Honeycomb systems, it's important to call recycle on bitmaps
            avatar.recycle();
            return convertStream.toByteArray();
        } finally {
            connection.disconnect();
        }
    } catch (MalformedURLException muex) {
        // A bad URL - nothing we can really do about it here...
        Log.e(TAG, "Malformed avatar URL: " + avatarUrl);
    } catch (IOException ioex) {
        // If we're unable to download the avatar, it's a bummer but not the
        // end of the world. We'll try to get it next time we sync.
        Log.e(TAG, "Failed to download user avatar: " + avatarUrl);
    }
    return null;
}

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From source file:org.muckebox.android.net.ApiHelper.java

public static String callApi(String query, String id, String[] keys, String[] values)
        throws IOException, JSONException, AuthenticationException {
    String str_url = getApiUrl(query, id, keys, values);

    Log.i(LOG_TAG, "Connecting to " + str_url);

    MuckeboxHttpClient httpClient = new MuckeboxHttpClient();
    HttpGet httpGet = null;//from   w w  w. j  a  v  a  2  s.c o m

    try {
        httpGet = new HttpGet(str_url);

        HttpResponse httpResponse = httpClient.execute(httpGet);

        return getResponseAsString(httpResponse);
    } finally {
        if (httpGet != null)
            httpGet.abort();

        if (httpClient != null)
            httpClient.destroy();
    }
}

---

From source file:Main.java

public static void sendWoLMagicPacket(final String broadcastIp, final String macAddress) {
    new Thread(new Runnable() {
        @Override/* www .  j a  va2s.com*/
        public void run() {
            try {
                byte[] macBytes = getMacBytes(macAddress);
                byte[] bytes = new byte[6 + 16 * macBytes.length];
                for (int i = 0; i < 6; i++) {
                    bytes[i] = (byte) 0xff;
                }
                for (int i = 6; i < bytes.length; i += macBytes.length) {
                    System.arraycopy(macBytes, 0, bytes, i, macBytes.length);
                }

                InetAddress address = InetAddress.getByName(broadcastIp);
                DatagramPacket packet = new DatagramPacket(bytes, bytes.length, address, 9);
                DatagramSocket socket = new DatagramSocket();
                socket.send(packet);
                socket.close();

                packet = new DatagramPacket(bytes, bytes.length, address, 7);
                socket = new DatagramSocket();
                socket.send(packet);
                socket.close();

                Log.e("WAKE_UP", "Wake-on-LAN packet sent.");
                final String output = getStringFromBytes(bytes);
                Log.i("WAKE_UP", output);
            } catch (Exception e) {
                Log.e("WAKE_UP", "Failed to send Wake-on-LAN packet: " + e);

            }
        }
    }).start();
}

---

From source file:Main.java

/**
 * Load the libtango_client_api.so library based on different Tango device setup.
 *
 * @return returns the loaded architecture id.
 *//*from ww w  .j a  v  a2s. c o  m*/
public static final int loadTangoSharedLibrary() {
    int loadedSoId = ARCH_ERROR;
    String basePath = "/data/data/com.google.tango/libfiles/";
    if (!(new File(basePath).exists())) {
        basePath = "/data/data/com.projecttango.tango/libfiles/";
    }
    Log.i("TangoInitHelper", "basePath: " + basePath);

    try {
        System.load(basePath + "arm64-v8a/libtango_client_api.so");
        loadedSoId = ARCH_ARM64;
        Log.i("TangoInitHelper", "Success! Using arm64-v8a/libtango_client_api.");
    } catch (UnsatisfiedLinkError e) {
    }
    if (loadedSoId < ARCH_DEFAULT) {
        try {
            System.load(basePath + "armeabi-v7a/libtango_client_api.so");
            loadedSoId = ARCH_ARM32;
            Log.i("TangoInitHelper", "Success! Using armeabi-v7a/libtango_client_api.");
        } catch (UnsatisfiedLinkError e) {
        }
    }
    if (loadedSoId < ARCH_DEFAULT) {
        try {
            System.load(basePath + "x86_64/libtango_client_api.so");
            loadedSoId = ARCH_X86_64;
            Log.i("TangoInitHelper", "Success! Using x86_64/libtango_client_api.");
        } catch (UnsatisfiedLinkError e) {
        }
    }
    if (loadedSoId < ARCH_DEFAULT) {
        try {
            System.load(basePath + "x86/libtango_client_api.so");
            loadedSoId = ARCH_X86;
            Log.i("TangoInitHelper", "Success! Using x86/libtango_client_api.");
        } catch (UnsatisfiedLinkError e) {
        }
    }
    if (loadedSoId < ARCH_DEFAULT) {
        try {
            System.load(basePath + "default/libtango_client_api.so");
            loadedSoId = ARCH_DEFAULT;
            Log.i("TangoInitHelper", "Success! Using default/libtango_client_api.");
        } catch (UnsatisfiedLinkError e) {
        }
    }
    if (loadedSoId < ARCH_DEFAULT) {
        try {
            System.loadLibrary("tango_client_api");
            loadedSoId = ARCH_FALLBACK;
            Log.i("TangoInitHelper", "Falling back to libtango_client_api.so symlink.");
        } catch (UnsatisfiedLinkError e) {
        }
    }
    return loadedSoId;
}

---

From source file:Main.java

public static Bitmap getScaledScreenshot(final Activity activity, int scaleWidth, int scaleHeight,
        boolean relativeScaleIfTrue) {
    final View someView = activity.findViewById(android.R.id.content);
    final View rootView = someView.getRootView();
    final boolean originalCacheState = rootView.isDrawingCacheEnabled();
    rootView.setDrawingCacheEnabled(true);
    rootView.buildDrawingCache(true);//from  ww  w.j a v a  2  s . co m

    // We could get a null or zero px bitmap if the rootView hasn't been measured
    // appropriately, or we grab it before layout.
    // This is ok, and we should handle it gracefully.
    final Bitmap original = rootView.getDrawingCache();
    Bitmap scaled = null;
    if (null != original && original.getWidth() > 0 && original.getHeight() > 0) {
        if (relativeScaleIfTrue) {
            scaleWidth = original.getWidth() / scaleWidth;
            scaleHeight = original.getHeight() / scaleHeight;
        }
        if (scaleWidth > 0 && scaleHeight > 0) {
            try {
                scaled = Bitmap.createScaledBitmap(original, scaleWidth, scaleHeight, false);
            } catch (OutOfMemoryError error) {
                Log.i(LOGTAG, "Not enough memory to produce scaled image, returning a null screenshot");
            }
        }
    }
    if (!originalCacheState) {
        rootView.setDrawingCacheEnabled(false);
    }
    return scaled;
}

---

From source file:Main.java

private static File getExternalCacheDir(Context context) {
    File dataDir = new File(new File(Environment.getExternalStorageDirectory(), "Android"), "data");
    File appCacheDir = new File(new File(dataDir, context.getPackageName()), "cache");
    if (!appCacheDir.exists()) {
        if (!appCacheDir.mkdirs()) {
            Log.w(TAG, "Unable to create external cache directory");
            return null;
        }/*from ww  w . j av  a 2 s.co m*/
        try {
            new File(appCacheDir, ".nomedia").createNewFile();
        } catch (IOException e) {
            Log.i(TAG, "Can't create \".nomedia\" file in application external cache directory");
        }
    }
    return appCacheDir;
}

---

From source file:Main.java

@SuppressLint("NewApi")
public static void getURL(String path) {
    String fileName = "";
    String dir = "/IndoorNavi/";
    File sdRoot = Environment.getExternalStorageDirectory();
    try {/*  w w  w  . j  a  v a 2 s  .  co m*/
        // Open the URLConnection for reading
        URL u = new URL(path);
        // URL u = new URL("http://www.baidu.com/");
        HttpURLConnection uc = (HttpURLConnection) u.openConnection();

        int code = uc.getResponseCode();
        String response = uc.getResponseMessage();
        //System.out.println("HTTP/1.x " + code + " " + response);
        for (int j = 1;; j++) {
            String key = uc.getHeaderFieldKey(j);
            String header = uc.getHeaderField(j);
            if (!(key == null)) {
                if (key.equals("Content-Name"))
                    fileName = header;
            }
            if (header == null || key == null)
                break;
            //System.out.println(uc.getHeaderFieldKey(j) + ": " + header);
        }
        Log.i("zhr", fileName);
        //System.out.println();

        try (InputStream in = new BufferedInputStream(uc.getInputStream())) {

            // chain the InputStream to a Reader
            Reader r = new InputStreamReader(in);
            int c;
            File mapFile = new File(sdRoot, dir + fileName);
            mapFile.createNewFile();
            FileOutputStream filecon = new FileOutputStream(mapFile);
            while ((c = r.read()) != -1) {
                //System.out.print((char) c);
                filecon.write(c);
                filecon.flush();

            }
            filecon.close();
        }

    } catch (MalformedURLException ex) {
        System.err.println(path + " is not a parseable URL");
    } catch (IOException ex) {
        System.err.println(ex);
    }
}

---

From source file:Main.java

private static Integer indexOfClosestZoom(Camera.Parameters parameters, double targetZoomRatio) {
    List<Integer> ratios = parameters.getZoomRatios();
    Log.i(TAG, "Zoom ratios: " + ratios);
    int maxZoom = parameters.getMaxZoom();
    if (ratios == null || ratios.isEmpty() || ratios.size() != maxZoom + 1) {
        Log.w(TAG, "Invalid zoom ratios!");
        return null;
    }/* w  w  w . j a  v a 2s. c o m*/
    double target100 = 100.0 * targetZoomRatio;
    double smallestDiff = Double.POSITIVE_INFINITY;
    int closestIndex = 0;
    for (int i = 0; i < ratios.size(); i++) {
        double diff = Math.abs(ratios.get(i) - target100);
        if (diff < smallestDiff) {
            smallestDiff = diff;
            closestIndex = i;
        }
    }
    Log.i(TAG, "Chose zoom ratio of " + (ratios.get(closestIndex) / 100.0));
    return closestIndex;
}

---

From source file:Main.java

@TargetApi(Build.VERSION_CODES.GINGERBREAD)
public static void setBestPreviewFPS(Camera.Parameters parameters, int minFPS, int maxFPS) {
    List<int[]> supportedPreviewFpsRanges = parameters.getSupportedPreviewFpsRange();
    Log.i(TAG, "Supported FPS ranges: " + toString(supportedPreviewFpsRanges));
    if (supportedPreviewFpsRanges != null && !supportedPreviewFpsRanges.isEmpty()) {
        int[] suitableFPSRange = null;
        for (int[] fpsRange : supportedPreviewFpsRanges) {
            int thisMin = fpsRange[Camera.Parameters.PREVIEW_FPS_MIN_INDEX];
            int thisMax = fpsRange[Camera.Parameters.PREVIEW_FPS_MAX_INDEX];
            if (thisMin >= minFPS * 1000 && thisMax <= maxFPS * 1000) {
                suitableFPSRange = fpsRange;
                break;
            }/*from   w  w w  .ja v a  2  s .  co  m*/
        }
        if (suitableFPSRange == null) {
            Log.i(TAG, "No suitable FPS range?");
        } else {
            int[] currentFpsRange = new int[2];
            parameters.getPreviewFpsRange(currentFpsRange);
            if (Arrays.equals(currentFpsRange, suitableFPSRange)) {
                Log.i(TAG, "FPS range already set to " + Arrays.toString(suitableFPSRange));
            } else {
                Log.i(TAG, "Setting FPS range to " + Arrays.toString(suitableFPSRange));
                parameters.setPreviewFpsRange(suitableFPSRange[Camera.Parameters.PREVIEW_FPS_MIN_INDEX],
                        suitableFPSRange[Camera.Parameters.PREVIEW_FPS_MAX_INDEX]);
            }
        }
    }
}

---

From source file:Main.java

public static void setTorch(Camera.Parameters parameters, boolean on) {
    List<String> supportedFlashModes = parameters.getSupportedFlashModes();
    String flashMode;/*w  w w .  j a  v  a 2  s .  com*/
    if (on) {
        flashMode = findSettableValue("flash mode", supportedFlashModes, Camera.Parameters.FLASH_MODE_TORCH,
                Camera.Parameters.FLASH_MODE_ON);
    } else {
        flashMode = findSettableValue("flash mode", supportedFlashModes, Camera.Parameters.FLASH_MODE_OFF);
    }
    if (flashMode != null) {
        if (flashMode.equals(parameters.getFlashMode())) {
            Log.i(TAG, "Flash mode already set to " + flashMode);
        } else {
            Log.i(TAG, "Setting flash mode to " + flashMode);
            parameters.setFlashMode(flashMode);
        }
    }
}

---

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