Example usage for android.content Context openFileInput

Introduction

In this page you can find the example usage for android.content Context openFileInput.

Prototype

public abstract FileInputStream openFileInput(String name) throws FileNotFoundException;

Source Link

Document

Open a private file associated with this Context's application package for reading.

Usage

From source file:net.phase.wallet.Currency.java

public static Wallet[] getStoredWallets(Context context, WalletActivity activity) throws IOException {
    ArrayList<Wallet> walletsArray = new ArrayList<Wallet>();

    String[] files = context.fileList();

    if (files.length == 0)
        return null;

    for (String filename : files) {
        BufferedReader in = new BufferedReader(new InputStreamReader(context.openFileInput(filename)));
        try {/*from www.j av  a2 s .  co m*/
            walletsArray.add(new Wallet(in, activity));
        } catch (NumberFormatException e) {
        }
        in.close();
    }
    Wallet[] wallets = new Wallet[walletsArray.size()];
    walletsArray.toArray(wallets);
    return wallets;
}

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From source file:com.mocap.MocapFragment.java

public void Read_File(Context context) {
    FileInputStream fIn = null;/* w  ww  . j a v a 2 s.c o m*/
    InputStreamReader isr = null;

    char[] inputBuffer = new char[255];
    String data = null;

    JSONObject json = null;

    try {
        fIn = context.openFileInput("objet_1.obj");
        isr = new InputStreamReader(fIn);
        isr.read(inputBuffer);
        data = new String(inputBuffer);
        //affiche le contenu de mon fichier dans un popup surgissant
        //Log.i(TAG, "Data: " + data);
        //Toast.makeText(context, "data: " + data, Toast.LENGTH_SHORT).show();
        //json=new JSONObject(data);

    } catch (Exception e) {
        Toast.makeText(context, "Objet not read", Toast.LENGTH_SHORT).show();
    }
    /*finally {
       try {
              isr.close();
              fIn.close();
              } catch (IOException e) {
                Toast.makeText(context, "Settings not read",Toast.LENGTH_SHORT).show();
              }
    } */
    //return json;
}

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From source file:org.jraf.android.hellomundo.app.saveshare.SaveShareHelper.java

@Background(Type.DISK)
private WebcamInfo saveAndInsertImage(Context context, int appwidgetId) throws Exception {
    long webcamId;
    if (appwidgetId == WALLPAPER) {
        webcamId = getCurrentWallpaperWebcamId(context);
    } else {/*from  ww  w . j  av  a  2  s .c o  m*/
        webcamId = AppwidgetManager.get().getCurrentWebcamId(context, appwidgetId);
        if (webcamId == Constants.WEBCAM_ID_NONE)
            throw new Exception("Could not get webcamId for appwidgetId=" + appwidgetId);
    }

    // 2.1 equivalent of File path = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES);
    File picturesPath = new File(Environment.getExternalStorageDirectory(), "Pictures");
    File path = new File(picturesPath, "HelloMundo");
    WebcamInfo webcamInfo = getWebcamInfo(context, webcamId);
    if (webcamInfo == null) {
        throw new Exception("Could not get webcam info");
    }
    String fileName = webcamInfo.getFileName(context);
    File file = new File(path, fileName);
    path.mkdirs();
    String imageFile;
    if (appwidgetId == WALLPAPER) {
        imageFile = Constants.FILE_IMAGE_WALLPAPER;
    } else {
        imageFile = AppwidgetManager.get().getFileName(appwidgetId);
    }
    InputStream inputStream = context.openFileInput(imageFile);
    OutputStream outputStream = new FileOutputStream(file);
    try {
        IoUtil.copy(inputStream, outputStream);
    } finally {
        IoUtil.closeSilently(inputStream, outputStream);
    }

    // Scan it
    final AtomicReference<Uri> scannedImageUri = new AtomicReference<Uri>();
    MediaScannerUtil.scanFile(context, new String[] { file.getPath() }, null, new OnScanCompletedListener() {
        @Override
        public void onScanCompleted(String p, Uri uri) {
            Log.d("path=" + p + " uri=" + uri);
            scannedImageUri.set(uri);
        }
    });

    // Wait until the media scanner has found our file
    long start = System.currentTimeMillis();
    while (scannedImageUri.get() == null) {
        Log.d("Waiting 250ms for media scanner...");
        SystemClock.sleep(250);
        if (System.currentTimeMillis() - start > 5000) {
            throw new Exception("MediaScanner did not scan the file " + file + " after 5000ms");
        }
    }
    webcamInfo.localBitmapUriStr = scannedImageUri.get().toString();
    return webcamInfo;
}

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From source file:com.thoughtmetric.tl.TLLib.java

public static Object[] parseEditText(HtmlCleaner cleaner, URL url, TLHandler handler, Context context)
        throws IOException {
    // Although probably not THE worst hack I've written, this function ranks near the top.
    // TODO: rework this routine get rid of code duplication.

    DefaultHttpClient httpclient = new DefaultHttpClient();
    httpclient.setCookieStore(cookieStore);

    HttpGet httpGet = new HttpGet(url.toExternalForm());
    HttpResponse response = httpclient.execute(httpGet);

    handler.sendEmptyMessage(PROGRESS_DOWNLOADING);
    InputStream is = response.getEntity().getContent();

    InputStreamReader isr = new InputStreamReader(is);
    BufferedReader br = new BufferedReader(isr);

    FileOutputStream fos = context.openFileOutput(TEMP_FILE_NAME, Context.MODE_PRIVATE);
    BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(fos));

    String line;/*  www.j  av  a  2 s  .c o  m*/
    String formStart = "<form action=\"/forum/edit.php";
    while ((line = br.readLine()) != null) {
        if (line.startsWith(formStart)) {
            Log.d(TAG, line);
            bw.write(line);
            break;
        }
    }

    String start = "\t\t<textarea";
    String end = "\t\t<p>";
    StringBuffer sb = new StringBuffer();
    while ((line = br.readLine()) != null) {
        if (line.startsWith(start)) {
            bw.write("</form>");
            int i = line.lastIndexOf('>');
            sb.append(Html.fromHtml(line.substring(i + 1)).toString());
            sb.append("\n");
            break;
        } else {
            bw.write(line);
        }
    }

    while ((line = br.readLine()) != null) {
        if (line.startsWith(end)) {
            break;
        }
        sb.append(Html.fromHtml(line).toString());
        sb.append("\n");
    }

    bw.flush();
    bw.close();

    if (handler != null)
        handler.sendEmptyMessage(PROGRESS_PARSING);

    Object[] ret = new Object[2];

    ret[0] = sb.toString();
    ret[1] = cleaner.clean(context.openFileInput(TEMP_FILE_NAME));
    return ret;
}

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From source file:org.dharmaseed.android.TalkCursorAdapter.java

@Override
public void bindView(View view, Context context, Cursor cursor) {

    // Set talk title and teacher name
    TextView title = (TextView) view.findViewById(R.id.item_view_title);
    TextView teacher = (TextView) view.findViewById(R.id.item_view_detail1);
    TextView center = (TextView) view.findViewById(R.id.item_view_detail2);
    title.setText(getString(cursor, DBManager.C.Talk.TABLE_NAME + "." + DBManager.C.Talk.TITLE));
    teacher.setText(getString(cursor, DBManager.C.Teacher.TABLE_NAME + "." + DBManager.C.Teacher.NAME));
    center.setText(getString(cursor, DBManager.C.Center.TABLE_NAME + "." + DBManager.C.Teacher.NAME));

    // Set date/*from  www  .  j a v a 2  s.c  om*/
    TextView date = (TextView) view.findViewById(R.id.item_view_detail3);
    String recDate = getString(cursor, DBManager.C.Talk.TABLE_NAME + "." + DBManager.C.Talk.RECORDING_DATE);
    try {
        date.setText(DateFormat.getDateInstance().format(parser.parse(recDate)));
    } catch (ParseException e) {
        date.setText("");
    }

    // Set the talk duration
    final TextView durationView = (TextView) view.findViewById(R.id.item_view_detail4);
    double duration = cursor.getDouble(cursor.getColumnIndexOrThrow(
            DBManager.getAlias(DBManager.C.Talk.TABLE_NAME + "." + DBManager.C.Talk.DURATION_IN_MINUTES)));
    String durationStr = DateUtils.formatElapsedTime((long) (duration * 60));
    durationView.setText(durationStr);

    // Set teacher photo
    String photoFilename = DBManager.getTeacherPhotoFilename(cursor.getInt(cursor.getColumnIndexOrThrow(
            DBManager.getAlias(DBManager.C.Talk.TABLE_NAME + "." + DBManager.C.Talk.TEACHER_ID))));
    ImageView photoView = (ImageView) view.findViewById(R.id.item_view_photo);
    try {
        FileInputStream photo = context.openFileInput(photoFilename);
        photoView.setImageBitmap(BitmapFactory.decodeStream(photo));
    } catch (FileNotFoundException e) {
        Drawable icon = ContextCompat.getDrawable(context, R.drawable.dharmaseed_icon);
        photoView.setImageDrawable(icon);
    }

    // Set talk stars
    handleStars(view, cursor.getInt(cursor.getColumnIndexOrThrow(DBManager.C.Talk.ID)));
}

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From source file:es.javocsoft.android.lib.toolbox.ToolBox.java

/**
 * Checks if a file exists in the application internal private data folder.
 * //  ww  w .j  a va 2 s .c o  m
 * @param context
 * @param fileName
 * @return
 */
public static boolean storage_checkIfFileExistsInInternalStorage(Context context, String fileName) {

    try {
        context.openFileInput(fileName);

        return true;
    } catch (FileNotFoundException e) {
        return false;
    }
}

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From source file:com.android.leanlauncher.LauncherTransitionable.java

private static void readConfiguration(Context context, LocaleConfiguration configuration) {
    DataInputStream in = null;//from  ww w  .  ja  va 2 s .co  m
    try {
        in = new DataInputStream(context.openFileInput(LauncherFiles.LAUNCHER_PREFERENCES));
        configuration.locale = in.readUTF();
        configuration.mcc = in.readInt();
        configuration.mnc = in.readInt();
    } catch (FileNotFoundException e) {
        // Ignore
    } catch (IOException e) {
        // Ignore
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (IOException e) {
                // Ignore
            }
        }
    }
}

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From source file:es.javocsoft.android.lib.toolbox.ToolBox.java

/**
 * Loads a Bitmap image form the internal storage.
 * /* w ww  . ja  v  a 2  s .  co m*/
 * @param context
 * @param fileName
 * @return
 * @throws Exception
 */
public static Bitmap media_loadBitmapFromInternalStorage(Context context, String fileName) throws Exception {

    try {
        FileInputStream is = context.openFileInput(fileName);
        Bitmap b = BitmapFactory.decodeStream(is);

        return b;
    } catch (Exception e) {
        throw new Exception("Error reading data '" + fileName + "' (internal storage) : " + e.getMessage(), e);
    }
}

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From source file:es.javocsoft.android.lib.toolbox.ToolBox.java

/**
 * Reads data from the application internal storage data folder.
 * /*from  w ww .j a v  a2  s  .  c om*/
 * @param context
 * @param fileName
 * @return
 * @throws Exception
 */
public static byte[] storage_readDataFromInternalStorage(Context context, String fileName) throws Exception {
    FileInputStream fIn;

    try {
        fIn = context.openFileInput(fileName);

        byte[] buffer = new byte[fIn.available()];

        fIn.read(buffer);
        fIn.close();

        return buffer;

    } catch (Exception e) {
        throw new Exception("Error reading data '" + fileName + "' (internal storage) : " + e.getMessage(), e);
    }
}

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From source file:com.android.launcher2.Launcher.java

private static void readConfiguration(Context context, LocaleConfiguration configuration) {
    DataInputStream in = null;/*from   w w  w  .  j  ava  2s  . c  om*/
    try {
        in = new DataInputStream(context.openFileInput(PREFERENCES));
        configuration.locale = in.readUTF();
        configuration.mcc = in.readInt();
        configuration.mnc = in.readInt();
    } catch (FileNotFoundException e) {
        // Ignore
    } catch (IOException e) {
        // Ignore
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (IOException e) {
                // Ignore
            }
        }
    }
}

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