Example usage for android.content Context openFileOutput

Introduction

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

Prototype

public abstract FileOutputStream openFileOutput(String name, @FileMode int mode) throws FileNotFoundException;

Source Link

Document

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

Usage

From source file:com.cerema.cloud2.lib.common.network.NetworkUtils.java

public static void addCertToKnownServersStore(Certificate cert, Context context)
        throws KeyStoreException, NoSuchAlgorithmException, CertificateException, IOException {

    KeyStore knownServers = getKnownServersStore(context);
    knownServers.setCertificateEntry(Integer.toString(cert.hashCode()), cert);
    FileOutputStream fos = null;// w  w  w  .j av a2 s.  c  o  m
    try {
        fos = context.openFileOutput(LOCAL_TRUSTSTORE_FILENAME, Context.MODE_PRIVATE);
        knownServers.store(fos, LOCAL_TRUSTSTORE_PASSWORD.toCharArray());
    } finally {
        fos.close();
    }
}

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From source file:com.owncloud.android.lib.common.network.NetworkUtils.java

public static void removeCertFromKnownServersStore(String alias, Context context)
        throws KeyStoreException, NoSuchAlgorithmException, CertificateException, IOException {

    KeyStore knownServers = getKnownServersStore(context);
    if (knownServers.containsAlias(alias)) {
        knownServers.deleteEntry(alias);
    }/*from  w  w w. j a  v  a 2s .  c om*/
    FileOutputStream fos = null;
    try {
        fos = context.openFileOutput(LOCAL_TRUSTSTORE_FILENAME, Context.MODE_PRIVATE);
        knownServers.store(fos, LOCAL_TRUSTSTORE_PASSWORD.toCharArray());
    } finally {
        fos.close();
    }
}

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From source file:com.owncloud.android.lib.common.network.NetworkUtils.java

public static String addCertToKnownServersStore(Certificate cert, Context context)
        throws KeyStoreException, NoSuchAlgorithmException, CertificateException, IOException {

    KeyStore knownServers = getKnownServersStore(context);
    String alias = Integer.toString(cert.hashCode());
    knownServers.setCertificateEntry(alias, cert);
    FileOutputStream fos = null;//  w  ww.j  a  v a 2s .c  om
    try {
        fos = context.openFileOutput(LOCAL_TRUSTSTORE_FILENAME, Context.MODE_PRIVATE);
        knownServers.store(fos, LOCAL_TRUSTSTORE_PASSWORD.toCharArray());
    } finally {
        fos.close();
    }
    return alias;
}

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From source file:com.ibm.pi.beacon.PIBeaconSensor.java

private static void savePIAPIAdapter(Context context, PIAPIAdapter adapter) {
    ObjectOutputStream adapterStream = null;
    try {/* w ww.  java  2 s  .  c  o m*/
        adapterStream = new ObjectOutputStream(
                context.openFileOutput("piapiadapter.data", Context.MODE_PRIVATE));
        adapterStream.writeObject(adapter);
        adapterStream.flush();
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        if (adapterStream != null) {
            try {
                adapterStream.flush();
                adapterStream.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}

---

From source file:Main.java

/**
 * Show a level/*from w  w  w.  jav  a 2s . com*/
 * 
 * @param context The context
 * @param level The level
 */
public static void showLevel(Context context, int level) {
    String filename;
    switch (level) {
    case 1: {
        filename = "ground_floor.png";
        break;
    }
    case 2: {
        filename = "talks_floor.png";
        break;
    }

    default: {
        return;
    }
    }
    File f = new File(context.getFilesDir() + "/" + filename);
    try {
        if (f.exists() == false) {
            InputStream is = context.getAssets().open(filename);
            FileOutputStream fos = context.openFileOutput(filename, Context.MODE_WORLD_READABLE);
            byte[] buffer = new byte[is.available()];
            is.read(buffer);
            // write the stream to file
            fos.write(buffer, 0, buffer.length);
            fos.close();
            is.close();
        }

        // Prepare the intent
        //TODO - create an activity for this instead. Internal viewers might be quite heavy
        Intent intent = new Intent(Intent.ACTION_VIEW);
        intent.setDataAndType(Uri.fromFile(f), "image/png");
        context.startActivity(intent);
    } catch (Exception ex) {
        ex.printStackTrace();
    }
}

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From source file:pt.ubi.di.pdm.swipe.CollectionDemoActivity.java

public static void saveToFile(String filename, Context ctx, String text) {
    FileOutputStream fos;//from   www  .j  av a 2  s  . c  om
    try {
        fos = ctx.openFileOutput(filename, Context.MODE_PRIVATE);
        ObjectOutputStream oos = new ObjectOutputStream(fos);
        oos.writeObject(text.getBytes());
        oos.close();
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

---

From source file:pt.ubi.di.pdm.swipe.CollectionDemoActivity.java

public static void WriteBtn(Context ctx, String file, String text) {
    // add-write text into file
    try {/*from www  .ja v a2  s.  c  om*/
        FileOutputStream fileout = ctx.openFileOutput(file, Context.MODE_PRIVATE);
        OutputStreamWriter outputWriter = new OutputStreamWriter(fileout);
        outputWriter.write(text);
        outputWriter.close();

        //display file saved message
        Toast.makeText(ctx, "Ficheiro Gravado!", Toast.LENGTH_SHORT).show();

    } catch (Exception e) {
        e.printStackTrace();
    }
}

---

From source file:com.entertailion.android.slideshow.utils.Utils.java

/**
 * Save a bitmap to a local file.//from w  w w  .j a v  a 2s.c o  m
 * 
 * @param context
 * @param bitmap
 * @param targetWidth
 * @param targetHeight
 * @param fileName
 * @throws IOException
 */
public static final void saveToFile(Context context, Bitmap bitmap, int targetWidth, int targetHeight,
        String fileName) throws IOException {
    FileOutputStream fos = context.openFileOutput(fileName, Context.MODE_PRIVATE);
    // FileOutputStream fos = new FileOutputStream(fileName);
    if (bitmap.getWidth() == targetWidth && bitmap.getHeight() == targetHeight) {
        bitmap.compress(Bitmap.CompressFormat.PNG, 100, fos);
    } else {
        Bitmap scaledBitmap = Bitmap.createScaledBitmap(bitmap, targetWidth, targetHeight, false);
        scaledBitmap.compress(Bitmap.CompressFormat.PNG, 100, fos);
    }
    fos.close();
}

---

From source file:it.mb.whatshare.PairOutboundActivity.java

/**
 * Saves the argument <tt>device</tt> as the (only) configured outbound
 * device./*from ww w  . ja  v  a 2 s.  co m*/
 * 
 * <p>
 * If <tt>device</tt> is <code>null</code>, the currently configured device
 * is deleted.
 * 
 * @param device
 *            the device to be stored, or <code>null</code> if the current
 *            association must be discarded
 * @param context
 *            the application's context (used to open the association file
 *            with)
 * @throws IOException
 *             in case something is wrong with the file
 * @throws JSONException
 *             in case something is wrong with the argument <tt>device</tt>
 */
public static void savePairing(PairedDevice device, Context context) throws IOException, JSONException {
    if (device == null) {
        Utils.debug("deleting outbound device... %s",
                context.deleteFile(PAIRING_FILE_NAME) ? "success" : "fail");
    } else {
        FileOutputStream fos = context.openFileOutput(PAIRING_FILE_NAME, Context.MODE_PRIVATE);
        // @formatter:off
        JSONObject json = new JSONObject().put("name", device.name).put("type", device.type).put("assignedID",
                device.id);
        // @formatter:on
        PrintStream writer = new PrintStream(fos);
        writer.append(json.toString());
        writer.flush();
        writer.close();
    }
}

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From source file:com.xiaomi.account.utils.SysHelper.java

public static File saveAsFile(Context context, InputStream imgStream, String filename) throws IOException {
    BufferedInputStream bis = new BufferedInputStream(imgStream);
    OutputStream os = new BufferedOutputStream(context.openFileOutput(filename, 0));
    byte[] buffer = new byte[1024];
    while (true) {
        try {//from ww w.  j a  v  a  2  s  .c o  m
            int count = bis.read(buffer);
            if (count == -1) {
                break;
            }
            os.write(buffer, 0, count);
        } finally {
            try {
                os.flush();
            } catch (IOException e) {
            }
            try {
                os.close();
            } catch (IOException e2) {
            }
        }
    }
    try {
        os.close();
    } catch (IOException e3) {
    }
    return context.getFileStreamPath(filename);
}

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