Example usage for android.util Log e

Introduction

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

Prototype

public static int e(String tag, String msg)

Source Link

Document

Send an #ERROR log message.

Usage

From source file:Main.java

public static int getAppVersionCode(Context context) {
    int appVersionCode = 0;
    try {//from   ww w.  j  ava  2  s  . c om
        PackageManager manager = context.getPackageManager();
        PackageInfo info = manager.getPackageInfo(context.getPackageName(), 0);
        appVersionCode = info.versionCode;
    } catch (PackageManager.NameNotFoundException e) {
        Log.e("SysUtils", e.getMessage());
    }
    return appVersionCode;
}

From source file:Main.java

/**
 * /*from ww  w  . ja v a 2 s  .c o m*/
 * @param context
 * @param uri
 *            uri of SCHEME_FILE or SCHEME_CONTENT
 * @return image path; uri will be changed to SCHEME_FILE
 */
public static String uriToImagePath(Context context, Uri uri) {
    if (context == null || uri == null) {
        return null;
    }

    String imagePath = null;
    String uriString = uri.toString();
    String uriSchema = uri.getScheme();
    if (uriSchema.equals(ContentResolver.SCHEME_FILE)) {
        imagePath = uriString.substring("file://".length());
    } else {// uriSchema.equals(ContentResolver.SCHEME_CONTENT)
        ContentResolver resolver = context.getContentResolver();
        Cursor cursor = resolver.query(uri, null, null, null, null);
        if (cursor.getCount() == 0) {
            Log.e(TAG, "Uri(" + uri.toString() + ") not found!");
            return null;
        }
        cursor.moveToFirst();
        imagePath = cursor.getString(1);
        // Change the SCHEME_CONTENT uri to the SCHEME_FILE.
        uri = Uri.fromFile(new File(imagePath));
    }
    Log.v(TAG, "Final uri: " + uri.toString());
    return imagePath;
}

From source file:cc.softwarefactory.lokki.android.services.DataService.java

public static void start(Context context) {

    Log.e(TAG, "start Service called");
    if (serviceRunning) { // If service is running, no need to start it again.
        Log.e(TAG, "Service already running...");
        return;/*from w ww . ja v  a2s.  co m*/
    }
    context.startService(new Intent(context, DataService.class));
}

From source file:Main.java

public static boolean isUriValid(Uri uri, ContentResolver resolver) {
    if (uri == null)
        return false;

    try {/*from ww w. java2 s . co m*/
        ParcelFileDescriptor pfd = resolver.openFileDescriptor(uri, "r");
        if (pfd == null) {
            Log.e(TAG, "Fail to open URI. URI=" + uri);
            return false;
        }
        pfd.close();
    } catch (IOException ex) {
        return false;
    }
    return true;
}

From source file:Main.java

/**
 * Convert a TS 131.102 image instance of code scheme '11' into Bitmap
 * @param data The raw data//from   w w  w.jav  a2 s  .c o  m
 * @param length The length of image body
 * @return The bitmap
 */
public static Bitmap parseToBnW(byte[] data, int length) {
    int valueIndex = 0;
    int width = data[valueIndex++] & 0xFF;
    int height = data[valueIndex++] & 0xFF;
    int numOfPixels = width * height;

    int[] pixels = new int[numOfPixels];

    int pixelIndex = 0;
    int bitIndex = 7;
    byte currentByte = 0x00;
    while (pixelIndex < numOfPixels) {
        // reassign data and index for every byte (8 bits).
        if (pixelIndex % 8 == 0) {
            currentByte = data[valueIndex++];
            bitIndex = 7;
        }
        pixels[pixelIndex++] = bitToRGB((currentByte >> bitIndex--) & 0x01);
    }
    ;

    if (pixelIndex != numOfPixels) {
        Log.e(LOG_TAG, "parse end and size error");
    }
    return Bitmap.createBitmap(pixels, width, height, Bitmap.Config.ARGB_8888);
}

From source file:Main.java

public static int[] closetFramerate(Camera.Parameters parameters, float frameRate) {
    int framerate = (int) (frameRate * 1000);
    List<int[]> rates = parameters.getSupportedPreviewFpsRange();
    int[] bestFramerate = rates.get(0);
    for (int i = 0; i < rates.size(); i++) {
        int[] rate = rates.get(i);
        Log.e(TAG, "supported preview pfs min " + rate[0] + " max " + rate[1]);
        int curDelta = Math.abs(rate[1] - framerate);
        int bestDelta = Math.abs(bestFramerate[1] - framerate);
        if (curDelta < bestDelta) {
            bestFramerate = rate;//from w  w  w  .j  a  va 2s .  com
        } else if (curDelta == bestDelta) {
            bestFramerate = bestFramerate[0] < rate[0] ? rate : bestFramerate;
        }
    }
    return bestFramerate;
}

From source file:Main.java

public static String locationToAddress(Location loc, Context context) {
    try {/*w  w w.jav a 2 s .c  o m*/
        double latitude, longitude;
        String addressText = "";
        geocoder = new Geocoder(context);
        latitude = loc.getLatitude();
        longitude = loc.getLongitude();
        List<Address> list = geocoder.getFromLocation(latitude, longitude, 1);

        if (list != null && list.size() > 0) {
            Address address = list.get(0);
            addressText = String.format("%s, %s, %s",
                    address.getMaxAddressLineIndex() > 0 ? address.getAddressLine(0) : "",
                    address.getLocality(), address.getCountryName());
        }

        return addressText;
    } catch (IOException e) {
        Log.e(LogDavid, "ERROR:" + e.toString());
        return "";
    }
}

From source file:Main.java

private static Map<UUID, String> readPageNameHashesFromFile(File folder) {
    Map<UUID, String> map = new HashMap<UUID, String>();

    try {//w  w  w  .  j  a  v  a2  s . c  o m
        FileInputStream fis = new FileInputStream(folder.getAbsolutePath() + fileName);
        ObjectInputStream ois = new ObjectInputStream(fis);
        map = (Map<UUID, String>) ois.readObject();
        ois.close();
        printMap();
    } catch (Exception e) {
        e.printStackTrace();
        Log.e("Read from file", e.toString());
    }

    return map;
}

From source file:Main.java

public static void printHexDump(String prefix, @NonNull byte[] data) {
    List<String> strs = new LinkedList<>();
    Log.e("HexDump" + prefix, "========");
    String bytes = "";
    int i;//from  www . j  av a 2  s .  com
    for (i = 0; i < data.length; i++) {
        bytes += String.format("%02x ", data[i]);
        if (i > 0 && (i + 1) % 32 == 0) {
            strs.add(bytes);
            bytes = "";
        }
    }
    strs.add(bytes);
    for (int j = 0; j < strs.size(); j++) {
        Log.e("HexDump" + prefix + ":" + j, strs.get(j));
    }
}