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:it.mb.whatshare.SendToGCMActivity.java

/**
 * Loads the ID and name of the paired device in use to share content when
 * Whatsapp is not installed on this device.
 * /*from   ww  w  .ja v  a 2  s.c o  m*/
 * @param activity
 *            the calling activity
 * @return the device loaded from file if any is configured,
 *         <code>null</code> otherwise
 * @throws OptionalDataException
 * @throws ClassNotFoundException
 * @throws IOException
 */
static Pair<PairedDevice, String> loadOutboundPairing(Context activity)
        throws OptionalDataException, ClassNotFoundException, IOException {
    FileInputStream fis = activity.openFileInput("pairing");
    Scanner scanner = new Scanner(fis).useDelimiter("\\Z");
    JSONObject json;
    try {
        json = new JSONObject(scanner.next());
        String name = json.getString("name");
        String type = json.getString("type");
        String assignedID = json.getString("assignedID");
        return new Pair<PairedDevice, String>(new PairedDevice(assignedID, name, type), assignedID);
    } catch (JSONException e) {
        e.printStackTrace();
    }
    return null;
}

---

From source file:com.cssweb.android.common.CssIniFile.java

public static String loadIni(Context context, int parmInt, String key) {
    String str = null;//from  ww  w  . j a  v a2 s  . c  o  m
    Properties properties = new Properties();
    try {
        FileInputStream stream = context.openFileInput(GetFileName(parmInt));
        properties.load(stream);
        Object obj = properties.get(key);
        if (obj != null)
            str = obj.toString();
        stream.close();
    } catch (FileNotFoundException e) {

    } catch (IOException e) {

    }
    return str;
}

---

From source file:org.rapidandroid.ApplicationGlobals.java

/**
 * // w w w . j  ava 2  s  .  com
 */
public static JSONObject loadSettingsFromFile(Context context) {
    FileInputStream fin = null;
    InputStreamReader irdr = null;
    JSONObject readobject = null;
    try {

        fin = context.openFileInput(SETTINGS_FILE);

        irdr = new InputStreamReader(fin); // promote

        int size = (int) fin.getChannel().size();
        char[] data = new char[size]; // allocate char array of right
        // size
        irdr.read(data, 0, size); // read into char array
        irdr.close();

        String contents = new String(data);
        readobject = new JSONObject(contents);

        if (!readobject.has(KEY_ACTIVE_ALL)) {
            //dmyung hack to keep compatability with new version
            readobject.put(KEY_ACTIVE_ALL, false);
        }

        if (!readobject.has(KEY_ACTIVE_LOGGING)) {
            //dmyung hack to keep compatability with new version
            readobject.put(KEY_ACTIVE_LOGGING, false);
        }

        //         mParseCheckbox.setChecked(readobject.getBoolean(KEY_PARSE_REPLY));
        //         mParseReplyText.setText(readobject.getString(KEY_PARSE_REPLY_TEXT));
        //         mNoparseCheckBox.setChecked(readobject.getBoolean(KEY_FAILED_REPLY));
        //         mNoparseReplyText.setText(readobject.getString(KEY_FAILED_REPLY_TEXT));

    } catch (FileNotFoundException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (JSONException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } finally {
        try {
            if (irdr != null) {
                irdr.close();
            }
            if (fin != null) {
                fin.close();
            }
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }
    return readobject;
}

---

From source file:com.cssweb.android.common.CssIniFile.java

public static String loadStockData(Context context, String filename) {
    FileInputStream fileIn = null;
    InputStreamReader in = null;//from w ww .  j  av a  2s  . c  o m
    BufferedReader buffer = null;
    StringBuffer text = new StringBuffer();
    String res = null;
    try {
        fileIn = context.openFileInput(filename + ".dat");
        in = new InputStreamReader(fileIn);
        buffer = new BufferedReader(in);
        while ((res = buffer.readLine()) != null) {
            text.append(res);
        }
        res = text.toString();
    } catch (FileNotFoundException e) {
        //e.printStackTrace();
        res = null;
    } catch (IOException e) {
        //e.printStackTrace();
        res = null;
    } finally {
        try {
            if (fileIn != null)
                fileIn.close();
        } catch (IOException e) {
        }
        try {
            if (in != null)
                in.close();
        } catch (IOException e) {
        }
        try {
            if (buffer != null)
                buffer.close();
        } catch (IOException e) {
        }
    }
    return res;
}

---

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

private static PIAPIAdapter retrievePIAPIAdapter(Context context) {
    PIAPIAdapter adapter = null;/*from  w  w w  . ja va  2s . co  m*/
    ObjectInputStream adapterStream = null;
    try {
        adapterStream = new ObjectInputStream(context.openFileInput("piapiadapter.data"));
        adapter = (PIAPIAdapter) adapterStream.readObject();
    } catch (IOException | ClassNotFoundException e) {
        e.printStackTrace();
    } finally {
        if (adapterStream != null) {
            try {
                adapterStream.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return adapter;
}

---

From source file:com.aegiswallet.utils.BasicUtils.java

public static JSONObject parseJSONData(Context context, String fileName) {
    String JSONString = null;//from   w ww .j a  va2  s. com
    JSONObject JSONObject = null;
    try {

        //open the inputStream to the file
        InputStream inputStream = context.openFileInput(fileName);

        int sizeOfJSONFile = inputStream.available();

        //array that will store all the data
        byte[] bytes = new byte[sizeOfJSONFile];

        //reading data into the array from the file
        inputStream.read(bytes);

        //close the input stream
        inputStream.close();

        JSONString = new String(bytes, "UTF-8");
        JSONObject = new JSONObject(JSONString);

    } catch (IOException ex) {
        ex.printStackTrace();
        return null;
    } catch (JSONException x) {
        return null;
    }
    return JSONObject;
}

---

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

public static String readFromFile(String filename, Context ctx) {
    FileInputStream fis = null;//w w w .  j  av  a 2 s .c o m
    String str = "";
    try {
        fis = ctx.openFileInput(filename);
        byte[] buffer = new byte[(int) fis.getChannel().size()];
        fis.read(buffer);

        for (byte b : buffer)
            str += (char) b;

        Log.i("TAG", String.format("GOT: [%s]", str));
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {
            if (fis != null)
                fis.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return str;
    }
}

---

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

public static String ReadBtn(Context ctx, String file) {
    //reading text from file
    InputStreamReader InputRead = null;
    String s = "";
    try {// www.j a  v  a 2s.c  o  m
        FileInputStream fileIn = ctx.openFileInput(file);
        InputRead = new InputStreamReader(fileIn);

        char[] inputBuffer = new char[100];

        int charRead;

        while ((charRead = InputRead.read(inputBuffer)) > 0) {
            // char to string conversion
            String readstring = String.copyValueOf(inputBuffer, 0, charRead);
            s += readstring;
        }

        //Toast.makeText(ctx, s,Toast.LENGTH_SHORT).show();

    } catch (Exception e) {
        Toast.makeText(ctx, "Nao consegui carregar ficheiro", Toast.LENGTH_SHORT).show();
        //e.printStackTrace();
    } finally {
        if (InputRead != null) {
            try {
                InputRead.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return s;
    }
}

---

From source file:org.protocoderrunner.utils.FileIO.java

/**
 * Read the contents of the file indicated by fileName
 *//*from w  ww  .  j a  va2s .  com*/
public static String read(Context activity, String fileName) throws IOException {
    if (fileName.contains("/0/")) {
        fileName = fileName.replace("/0/", "/legacy/");
    }
    FileInputStream is = activity.openFileInput(fileName);
    BufferedReader br = new BufferedReader(new InputStreamReader(is));
    StringBuilder sb = new StringBuilder();
    while (br.ready()) {
        String line = br.readLine();
        sb.append(line);
    }
    String data = sb.toString();
    return data;
}

---

From source file:org.wso2.emm.agent.utils.CommonUtils.java

/**
 * Generates keys, CSR and certificates for the devices.
 * @param context - Application context.
 * @param listener - DeviceCertCreationListener which provide device .
 *//*w ww.ja v a 2s  .com*/
public static void generateDeviceCertificate(final Context context, final DeviceCertCreationListener listener)
        throws AndroidAgentException {

    if (context.getFileStreamPath(Constants.DEVICE_CERTIFCATE_NAME).exists()) {
        try {
            listener.onDeviceCertCreated(
                    new BufferedInputStream(context.openFileInput(Constants.DEVICE_CERTIFCATE_NAME)));
        } catch (FileNotFoundException e) {
            Log.e(TAG, e.getMessage());
        }
    } else {

        try {
            ServerConfig utils = new ServerConfig();
            final KeyPair deviceKeyPair = KeyPairGenerator.getInstance(Constants.DEVICE_KEY_TYPE)
                    .generateKeyPair();
            X500Principal subject = new X500Principal(Constants.DEVICE_CSR_INFO);
            PKCS10CertificationRequest csr = new PKCS10CertificationRequest(Constants.DEVICE_KEY_ALGO, subject,
                    deviceKeyPair.getPublic(), null, deviceKeyPair.getPrivate());

            EndPointInfo endPointInfo = new EndPointInfo();
            endPointInfo.setHttpMethod(org.wso2.emm.agent.proxy.utils.Constants.HTTP_METHODS.POST);
            endPointInfo.setEndPoint(utils.getAPIServerURL(context) + Constants.SCEP_ENDPOINT);
            endPointInfo.setRequestParams(Base64.encodeToString(csr.getEncoded(), Base64.DEFAULT));

            new APIController().invokeAPI(endPointInfo, new APIResultCallBack() {
                @Override
                public void onReceiveAPIResult(Map<String, String> result, int requestCode) {
                    try {
                        CertificateFactory certFactory = CertificateFactory.getInstance("X.509");
                        InputStream in = new ByteArrayInputStream(
                                Base64.decode(result.get("response"), Base64.DEFAULT));
                        X509Certificate cert = (X509Certificate) certFactory.generateCertificate(in);
                        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
                        KeyStore keyStore = KeyStore.getInstance("PKCS12");
                        keyStore.load(null);
                        keyStore.setKeyEntry(Constants.DEVICE_CERTIFCATE_ALIAS,
                                (Key) deviceKeyPair.getPrivate(),
                                Constants.DEVICE_CERTIFCATE_PASSWORD.toCharArray(),
                                new java.security.cert.Certificate[] { cert });
                        keyStore.store(byteArrayOutputStream,
                                Constants.DEVICE_CERTIFCATE_PASSWORD.toCharArray());
                        FileOutputStream outputStream = context.openFileOutput(Constants.DEVICE_CERTIFCATE_NAME,
                                Context.MODE_PRIVATE);
                        outputStream.write(byteArrayOutputStream.toByteArray());
                        byteArrayOutputStream.close();
                        outputStream.close();
                        try {
                            listener.onDeviceCertCreated(new BufferedInputStream(
                                    context.openFileInput(Constants.DEVICE_CERTIFCATE_NAME)));
                        } catch (FileNotFoundException e) {
                            Log.e(TAG, e.getMessage());
                        }
                    } catch (CertificateException e) {
                        Log.e(TAG, e.getMessage());
                    } catch (KeyStoreException e) {
                        e.printStackTrace();
                    } catch (NoSuchAlgorithmException e) {
                        e.printStackTrace();
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                }
            }, Constants.SCEP_REQUEST_CODE, context, true);

        } catch (NoSuchAlgorithmException e) {
            throw new AndroidAgentException("No algorithm for key generation", e);
        } catch (SignatureException e) {
            throw new AndroidAgentException("Invalid Signature", e);
        } catch (NoSuchProviderException e) {
            throw new AndroidAgentException("Invalid provider", e);
        } catch (InvalidKeyException e) {
            throw new AndroidAgentException("Invalid key", e);
        }

    }

}

---

• «
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• »