Example usage for android.content Context getFileStreamPath

Introduction

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

Prototype

public abstract File getFileStreamPath(String name);

Source Link

Document

Returns the absolute path on the filesystem where a file created with #openFileOutput is stored.

Usage

From source file:Main.java

public static boolean checkIfDllInstalled(Context context) {
    boolean isInstalled = false;
    try {/*from w  ww . java 2  s .  c om*/
        InputStream inputStream = context.getAssets().open("Disdll.dll");
        File file = context.getFileStreamPath("Disdll.dll");
        if (file != null) {
            if (file.length() == inputStream.available()) {
                isInstalled = true;
            }
        }
        inputStream.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return isInstalled;
}

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From source file:org.wahtod.wififixer.utility.LogUtil.java

private static boolean hasStackTrace(Context context) {
    return context.getFileStreamPath(DefaultExceptionHandler.EXCEPTIONS_FILENAME).exists();
}

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From source file:org.rapidandroid.ApplicationGlobals.java

/**
 * Creates a global settings file if does not exist. For default values, all interactive features disabled.
 * @param context//  w w  w .  j  ava2 s .  c o  m
 */
public static void checkGlobals(Context context) {
    File f = context.getFileStreamPath(SETTINGS_FILE);
    if (!f.exists()) {
        try {
            f.createNewFile();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
        saveGlobalSettings(context, false, false, false, "Message parsing in progress", false,
                "Message parsed successfully, thank you", false,
                "Unable to understand your message, please try again");

    }
}

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From source file:com.github.ajasmin.telususageandroidwidget.TelusReportFetcher.java

public static void retriveUsageSummaryData(int appWidgetId)
        throws InvalidCredentialsException, NetworkErrorException {
    Context context = MyApp.getContext();
    String fileName = "" + appWidgetId;

    TelusWidgetPreferences.PreferencesData prefs = TelusWidgetPreferences.getPreferences(appWidgetId);

    if (!context.getFileStreamPath(fileName).exists()
            || System.currentTimeMillis() - prefs.lastUpdateTime > CACHE_LIFETIME) {
        fetchFromTelusSite(prefs);/*from   ww  w.j  a v a2  s.c  o m*/
    }
}

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From source file:org.openjira.jira.utils.LoadImageAsync.java

public static FileInputStream openStream(Context context, String tag, String uuid) throws Exception {
    File fDir = context.getFileStreamPath(tag);
    String sDir = fDir.getAbsolutePath();
    File file = new File(sDir + "/" + uuid + ".png");
    FileInputStream is = new FileInputStream(file);
    return is;//  w w  w. j  av  a 2  s.co  m
}

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From source file:org.openjira.jira.utils.LoadImageAsync.java

public static boolean imageExists(Context ctx, String tag, String uuid) {
    // TODO Auto-generated method stub
    String fileName = tag + "_" + uuid + ".png";
    FileInputStream fis = null;/*from w  w w . j a v  a2  s. c o m*/

    File fDir = ctx.getFileStreamPath(tag);
    String sDir = fDir.getAbsolutePath();
    File file = new File(sDir + "/" + uuid + ".png");

    try {
        fis = new FileInputStream(file);
        fis.close();
    } catch (FileNotFoundException e1) {
        return false;
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    return true;
}

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

public static Bitmap getImageBitmap(Context context, String imageName) {
    File cachedImageFile = context.getFileStreamPath(imageName);
    if (cachedImageFile.isFile() && cachedImageFile.exists()) {
        return android.graphics.BitmapFactory.decodeFile(cachedImageFile.getAbsolutePath());
    }/*from w  w  w.ja  va 2 s  .  c  om*/
    return null;
}

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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 .
 *//*from  w w w.j  a  v  a2 s. co  m*/
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);
        }

    }

}

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

/**
 * Get string version of HTML for a web page. Cache HTML for future acccess.
 * /*from w ww . ja  v a2s  .  c  o m*/
 * @param context
 * @param url
 * @param refresh
 * @return
 */
public synchronized static final String getCachedData(Context context, String url, boolean refresh) {
    Log.d(LOG_TAG, "getCachedData: " + url);
    String data = null;
    boolean exists = false;
    String cleanUrl = "cache." + clean(url);
    File file = context.getFileStreamPath(cleanUrl);
    if (file != null && file.exists()) {
        exists = true;
    }

    if (!refresh && exists) {
        try {
            FileInputStream fis = context.openFileInput(cleanUrl);
            BufferedReader br = new BufferedReader(new InputStreamReader(fis));
            StringBuffer buffer = new StringBuffer();
            for (String line; (line = br.readLine()) != null;) {
                buffer.append(line);
            }
            fis.close();
            data = buffer.toString();
        } catch (Exception e) {
            Log.e(LOG_TAG, "Error getData: " + url, e);
        }
    } else {
        boolean found = false;
        StringBuilder builder = new StringBuilder();
        try {
            InputStream stream = new HttpRequestHelper().getHttpStream(url);
            BufferedReader reader = new BufferedReader(new InputStreamReader(stream));
            String line;
            while ((line = reader.readLine()) != null) {
                builder.append(line);
            }
            stream.close();
            found = true;
        } catch (IOException e) {
            Log.e(LOG_TAG, "Error getData: " + url, e);
        } catch (Exception e) {
            Log.e(LOG_TAG, "stream is NULL");
        }
        data = builder.toString();
        if (!found && exists) {
            try {
                FileInputStream fis = context.openFileInput(cleanUrl);
                BufferedReader br = new BufferedReader(new InputStreamReader(fis));
                StringBuffer buffer = new StringBuffer();
                for (String line; (line = br.readLine()) != null;) {
                    buffer.append(line);
                }
                fis.close();
                data = buffer.toString();
            } catch (Exception e) {
                Log.e(LOG_TAG, "Error getData: " + url, e);
            }
        }
        if (data != null && data.trim().length() > 0) {
            try {
                FileOutputStream fos = context.openFileOutput(cleanUrl, Context.MODE_PRIVATE);
                fos.write(data.getBytes());
                fos.close();
            } catch (FileNotFoundException e) {
                Log.e(LOG_TAG, "Error getData: " + url, e);
            } catch (IOException e) {
                Log.e(LOG_TAG, "Error getData: " + url, e);
            }
        }
    }
    return data;
}

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

/**
 * Generates keys, CSR and certificates for the devices.
 * @param context - Application context.
 * @param listener - DeviceCertCreationListener which provide device .
 *//*  www  . j a  va 2  s. c  o m*/
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.iot.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 | KeyStoreException | NoSuchAlgorithmException
                            | IOException e) {
                        Log.e(TAG, e.getMessage(), e);
                    }
                }
            }, 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);
        }
    }
}

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