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 boolean hasActiveInternetConnection(Context context) {
    if (isNetworkAvailable(context)) {
        try {/*from ww w  . j a v a2s. c  o  m*/
            HttpURLConnection connection = (HttpURLConnection) (new URL(
                    "http://clients3.google.com/generate_204")).openConnection();
            connection.setRequestProperty("User-Agent", "Test");
            connection.setRequestProperty("Connection", "close");
            connection.setReadTimeout(1500);
            connection.connect();
            return (connection.getResponseCode() == 204 && connection.getContentLength() == 0);
        } catch (IOException e) {
            Log.e("ERROR", "Error checking internet connection");
        }
    } else
        Log.e("ERROR", "No network available");
    return false;
}

From source file:Main.java

/**
 * /*w w w .  j a va2  s  .com*/
 * @param aFile
 * @return
 */
public static String getLastLines(String filename, int number) {
    File aFile = new File(filename);
    StringBuilder contents = new StringBuilder();
    LinkedList<String> ll = new LinkedList<String>();

    try {
        BufferedReader input = new BufferedReader(new FileReader(aFile));
        try {
            String line = null;
            while ((line = input.readLine()) != null) {
                ll.add(line);
            }
        } finally {
            input.close();
        }
    } catch (IOException ex) {
        Log.e(TAG, ex.getMessage());
    }

    if ((ll.size() - number) <= 0) {
        Log.e(TAG, "Requested number of lines exceeds lines of file");
        return "Requested number of lines exceeds lines of file";
    }

    for (int i = (ll.size() - 1); i >= (ll.size() - number); i--) {
        contents.append(ll.get(i - 1));
        contents.append("\n");
    }

    return contents.toString();
}

From source file:Main.java

/**
 * Return camera instance// w  ww  .  j  ava 2 s . c  om
 */
public static Camera getCameraInstance(int displayOrientation) {
    Camera cam = null;
    try {
        cam = Camera.open();

        // More efficient way to find available cameras. Nexus 7 needs this.
        if (cam == null) {
            int availableCameras = Camera.getNumberOfCameras();
            for (int i = 0; i < availableCameras; i++) {
                cam = Camera.open(i);
                if (cam != null)
                    break;
            }
        }

        cam.setDisplayOrientation(displayOrientation);
        Log.d(TAG, "Getting Camera: " + cam.toString());
    } catch (Exception e) {
        Log.e(TAG, "Camera is not available (in use or does not exist)");
        Log.e(TAG, e.toString());
    }
    return cam;
}

From source file:Main.java

public static String getJsonWithPath(String path) {
    StringBuffer sb = new StringBuffer();
    URL url = null;//from  w  ww .  j  a  v  a  2  s.c  o m
    HttpURLConnection conn = null;
    BufferedReader br = null;

    try {
        url = new URL(path);
        conn = (HttpURLConnection) url.openConnection();
        if (conn.getResponseCode() == HttpURLConnection.HTTP_OK) {
            br = new BufferedReader(new InputStreamReader(conn.getInputStream()));
            String temp = "";
            while ((temp = br.readLine()) != null) {
                sb.append(temp);
            }
        } else {
            Log.e(TAG, " NET IS ERROR");
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        close(br);
        conn.disconnect();
    }
    Log.i("TAG", "---" + sb.toString());
    return sb.toString();
}

From source file:Main.java

public static void loge(String msg) {
    if (!debug) {
        return;//from ww w  .  j av  a  2s . co  m
    }
    Log.e("ldx", "" + msg);
}

From source file:Main.java

public static void saveBitmap(Bitmap b) {

    String path = initPath();//w w w .j  av  a 2 s  .  com

    SimpleDateFormat sDateFormat = new SimpleDateFormat("yyyyMMdd-hhmmss");
    String dataTake = sDateFormat.format(System.currentTimeMillis());

    String jpegName = path + "/" + "myImage.jpg";

    try {
        Log.e(TAG, "save pic");

        FileOutputStream fout = new FileOutputStream(jpegName);
        BufferedOutputStream bos = new BufferedOutputStream(fout);
        b.compress(Bitmap.CompressFormat.JPEG, 100, bos);
        bos.flush();
        bos.close();
    } catch (IOException e) {
        e.printStackTrace();
        Log.e(TAG, e.toString());
    }

    Log.e("camera", "pic saved jpegName: " + jpegName);
}

From source file:Main.java

/**
 * Creates Log Error message according to given tag and message.
 *
 * @param tag the name of the class whose instance called this function
 * @param message error message to output to log
 *//*from   ww w  .  ja v a 2s .  co m*/
public static void LogError(String tag, String message) {
    Log.e(tag, message);
}

From source file:Main.java

public static void removeExternalFile(String path, String logTag) {
    File file = new File(path);
    if (file.exists()) {
        boolean isDeleted = file.delete();
        if (!isDeleted) {
            Log.e(logTag, "failed to delete " + path);
        }/*from   w w w .j a  v  a2  s  .c o  m*/
    }
}

From source file:com.goodway.nominatimparser.Request.java

public static void getPlaces(Action a, ArrayList<Pair>... parameters) {
    try {//from   w w w .j  ava 2s .c o  m
        new GetPlaces(a, parameters).execute();
        Log.d("getPlaces", "getPlaces");
    } catch (IllegalStateException e) {
        Log.e(e.getMessage(), "exception");
    }

}

From source file:Main.java

public static void getEulerAngles(float[] headView, float[] output) {
    float pitch = (float) Math.asin((double) headView[6]);
    float yaw;/*from  w  w  w  . jav  a 2 s  . co m*/
    float roll;
    if (Math.abs(headView[6]) < 0.9999999999D) {
        yaw = (float) Math.atan2((double) (-headView[2]), (double) headView[10]);
        roll = (float) Math.atan2((double) (-headView[4]), (double) headView[5]);
    } else {
        yaw = 0.0F;
        roll = (float) Math.atan2((double) headView[1], (double) headView[0]);
    }
    output[0] = -pitch;
    output[1] = -yaw;
    output[2] = -roll;
    float pitchAngle = (float) Math.toDegrees(output[0]);
    float yawAngle = (float) Math.toDegrees(output[1]);
    float rollAngle = (float) Math.toDegrees(output[2]);

    Log.e(TAG, String.format("pitchAngle=%f, yawAngle=%f, rollAngle=%f", pitchAngle, yawAngle, rollAngle));
}