Example usage for java.io OutputStream write

Introduction

In this page you can find the example usage for java.io OutputStream write.

Prototype

public void write(byte b[]) throws IOException 

Source Link

Document

Writes b.length bytes from the specified byte array to this output stream.

Usage

From source file:org.gvnix.service.roo.addon.addon.security.GvNix509TrustManager.java

/**
 * Export the given certificate to a file in SRC_MAIN_RESOURCES. The cert
 * file will have given <code>{alias}.cer</code> as file name.
 * <p>//from w  w  w. j  av a 2s .c o m
 * <b>We don't use Roo FileManager API</b> here in order to create cert
 * files because in this way if we have any problem importing them to the
 * JVM <code>cacerts</cacerts> Roo won't undo the cert files creation.
 * </p>
 * 
 * @param alias
 * @param cert
 * @param fileManager
 * @param pathResolver
 * @throws Exception
 */
public static void saveCertFile(String alias, X509Certificate cert, FileManager fileManager,
        PathResolver pathResolver) throws Exception {

    String aliasCerFileName = alias.concat(".cer");
    String cerFilePath = pathResolver.getIdentifier(LogicalPath.getInstance(Path.SRC_MAIN_RESOURCES, ""),
            aliasCerFileName);

    if (!fileManager.exists(cerFilePath)) {

        File cerFile = new File(cerFilePath);
        OutputStream os = null;
        try {
            os = new FileOutputStream(cerFile);
            os.write(cert.getEncoded());
        } finally {
            IOUtils.closeQuietly(os);
        }
        logger.info("Created ".concat(Path.SRC_MAIN_RESOURCES.name()).concat("/").concat(aliasCerFileName));
    }
}

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From source file:com.baasbox.service.push.providers.GCMServer.java

public static void validateApiKey(String apikey)
        throws MalformedURLException, IOException, PushInvalidApiKeyException {
    Message message = new Message.Builder().addData("message", "validateAPIKEY").build();
    Sender sender = new Sender(apikey);

    List<String> deviceid = new ArrayList<String>();
    deviceid.add("ABC");

    Map<Object, Object> jsonRequest = new HashMap<Object, Object>();
    jsonRequest.put(JSON_REGISTRATION_IDS, deviceid);
    Map<String, String> payload = message.getData();
    if (!payload.isEmpty()) {
        jsonRequest.put(JSON_PAYLOAD, payload);
    }/* www  .  ja v  a  2 s. co  m*/
    String requestBody = JSONValue.toJSONString(jsonRequest);

    String url = com.google.android.gcm.server.Constants.GCM_SEND_ENDPOINT;
    HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();

    byte[] bytes = requestBody.getBytes();

    conn.setDoOutput(true);
    conn.setUseCaches(false);
    conn.setFixedLengthStreamingMode(bytes.length);
    conn.setRequestMethod("POST");
    conn.setRequestProperty("Content-Type", "application/json");
    conn.setRequestProperty("Authorization", "key=" + apikey);
    OutputStream out = conn.getOutputStream();
    out.write(bytes);
    out.close();

    int status = conn.getResponseCode();
    if (status != 200) {
        if (status == 401) {
            throw new PushInvalidApiKeyException("Wrong api key");
        }
        if (status == 503) {
            throw new UnknownHostException();
        }
    }

}

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From source file:org.droidparts.http.worker.HttpURLConnectionWorker.java

public static void postOrPut(HttpURLConnection conn, String contentType, String data) throws HTTPException {
    conn.setRequestProperty("Accept-Charset", UTF8);
    conn.setRequestProperty("Content-Type", contentType);
    conn.setRequestProperty("Connection", "Keep-Alive");

    OutputStream os = null;
    try {/*from  w  w w  . j a va2 s .  c  o m*/
        os = conn.getOutputStream();
        os.write(data.getBytes(UTF8));
    } catch (Exception e) {
        throw new HTTPException(e);
    } finally {
        silentlyClose(os);
    }
}

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From source file:Main.java

public static void writeNumber(OutputStream out, long s, int len, boolean big_endian) throws IOException {
    if (len <= 0 || len > 8)
        throw new IllegalArgumentException("length must between 1 and 8.");

    byte[] buffer = numberToBytes(s, len, big_endian);
    out.write(buffer);
    out.flush();//w  ww.jav  a  2  s. c o m
}

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From source file:com.fluidops.iwb.cms.util.IWBCmsUtil.java

public static File upload(String filename, Resource subject, InputStream is, Collector collector)
        throws FileNotFoundException, IOException {
    if (Config.getConfig().uploadFileClass().equals(LocalFile.class.getName()))
        GenUtil.mkdirs(IWBFileUtil.getUploadFolder());

    File file = uploadedFileFor(filename);
    if (file.exists())
        throw new IllegalStateException("Error during upload: File " + filename + " already exists.");

    ReadWriteDataManager dm = null;//from   w  w  w. j  a  v a  2s  .  co m
    try {
        dm = ReadWriteDataManagerImpl.openDataManager(Global.repository);

        OutputStream out = file.getOutputStream();
        out.write(GenUtil.readUrlToBuffer(is).toByteArray());
        out.flush();
        out.close();

        // if we have a page subject, write triple (subject, hasFile, file)
        ValueFactory vf = ValueFactoryImpl.getInstance();
        Context c = Context.getFreshUserContextWithURI(getFileContextURI(file), ContextLabel.FILE_UPLOAD);
        c.setEditable(false);

        if (subject != null)
            dm.addToContext(vf.createStatement(subject, Vocabulary.SYSTEM.ATTACHEDFILE, file.getURI()), c);

        dm.addToContext(collector.collectRDF(file, file.getURI()), c);

        return file;
    } finally {
        ReadWriteDataManagerImpl.closeQuietly(dm);
    }
}

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From source file:com.chicm.cmraft.rpc.PacketUtils.java

public static void writeIntToStream(int n, OutputStream os) throws IOException {
    byte[] b = int2Bytes(n);
    os.write(b);
}

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From source file:org.shareok.data.webserv.WebUtil.java

public static void setupFileDownload(HttpServletResponse response, String downloadPath) {
    try {/*from  w w  w  .jav a  2  s.co m*/
        File file = new File(downloadPath);
        if (!file.exists()) {
            String errorMessage = "Sorry. The file you are looking for does not exist";
            System.out.println(errorMessage);
            OutputStream outputStream = response.getOutputStream();
            outputStream.write(errorMessage.getBytes(Charset.forName("UTF-8")));
            outputStream.close();
            return;
        }

        String mimeType = URLConnection.guessContentTypeFromName(file.getName());
        if (mimeType == null) {
            System.out.println("mimetype is not detectable, will take default");
            mimeType = "application/octet-stream";
        }

        response.setContentType(mimeType);
        /* "Content-Disposition : inline" will show viewable types [like images/text/pdf/anything viewable by browser] right on browser 
        while others(zip e.g) will be directly downloaded [may provide save as popup, based on your browser setting.]*/
        response.setHeader("Content-Disposition",
                String.format("attachment; filename=\"" + file.getName() + "\""));

        /* "Content-Disposition : attachment" will be directly download, may provide save as popup, based on your browser setting*/
        //response.setHeader("Content-Disposition", String.format("attachment; filename=\"%s\"", file.getName()));

        response.setContentLength((int) file.length());

        InputStream inputStream = new BufferedInputStream(new FileInputStream(file));

        //Copy bytes from source to destination(outputstream in this example), closes both streams.
        FileCopyUtils.copy(inputStream, response.getOutputStream());
    } catch (IOException ioex) {
        logger.error("Cannot set up a file download.", ioex);
    }
}

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From source file:org.shareok.data.webserv.WebUtil.java

public static void downloadFileFromServer(HttpServletResponse response, String downloadPath) {

    try {/*from  w w  w.java2 s. c  om*/
        File file = new File(downloadPath);
        if (!file.exists()) {
            String errorMessage = "Sorry. The file you are looking for does not exist";
            System.out.println(errorMessage);
            OutputStream outputStream = response.getOutputStream();
            outputStream.write(errorMessage.getBytes(Charset.forName("UTF-8")));
            outputStream.close();
            return;
        }

        String mimeType = URLConnection.guessContentTypeFromName(file.getName());
        if (mimeType == null) {
            System.out.println("mimetype is not detectable, will take default");
            mimeType = "application/octet-stream";
        }

        response.setContentType(mimeType);
        /* "Content-Disposition : inline" will show viewable types [like images/text/pdf/anything viewable by browser] right on browser 
        while others(zip e.g) will be directly downloaded [may provide save as popup, based on your browser setting.]*/
        response.setHeader("Content-Disposition",
                String.format("attachment; filename=\"" + file.getName() + "\""));

        /* "Content-Disposition : attachment" will be directly download, may provide save as popup, based on your browser setting*/
        //response.setHeader("Content-Disposition", String.format("attachment; filename=\"%s\"", file.getName()));

        response.setContentLength((int) file.length());

        InputStream inputStream = new BufferedInputStream(new FileInputStream(file));

        //Copy bytes from source to destination(outputstream in this example), closes both streams.
        FileCopyUtils.copy(inputStream, response.getOutputStream());
    } catch (IOException ioex) {
        logger.error("Cannot download file responding to downloading resquest!", ioex);
    }
}

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From source file:jfutbol.com.jfutbol.GcmSender.java

public static void SendNotification(int userId, int notificationCounter) {
    String msg[] = new String[2];

    if (notificationCounter > 1)
        msg = new String[] { "Tienes " + notificationCounter + " nuevas notificaciones.", "/topics/" + userId };
    else//  w w w .ja v a 2 s  . c om
        msg = new String[] { "Tienes " + notificationCounter + " nueva notificacion.", "/topics/" + userId };

    if (msg.length < 1 || msg.length > 2 || msg[0] == null) {
        System.err.println("usage: ./gradlew run -Pmsg=\"MESSAGE\" [-Pto=\"DEVICE_TOKEN\"]");
        System.err.println("");
        System.err.println(
                "Specify a test message to broadcast via GCM. If a device's GCM registration token is\n"
                        + "specified, the message will only be sent to that device. Otherwise, the message \n"
                        + "will be sent to all devices subscribed to the \"global\" topic.");
        System.err.println("");
        System.err.println(
                "Example (Broadcast):\n" + "On Windows:   .\\gradlew.bat run -Pmsg=\"<Your_Message>\"\n"
                        + "On Linux/Mac: ./gradlew run -Pmsg=\"<Your_Message>\"");
        System.err.println("");
        System.err.println("Example (Unicast):\n"
                + "On Windows:   .\\gradlew.bat run -Pmsg=\"<Your_Message>\" -Pto=\"<Your_Token>\"\n"
                + "On Linux/Mac: ./gradlew run -Pmsg=\"<Your_Message>\" -Pto=\"<Your_Token>\"");
        System.exit(1);
    }
    try {
        // Prepare JSON containing the GCM message content. What to send and
        // where to send.
        JSONObject jGcmData = new JSONObject();
        JSONObject jData = new JSONObject();
        jData.put("message", msg[0].trim());
        // Where to send GCM message.
        if (msg.length > 1 && msg[1] != null) {
            jGcmData.put("to", msg[1].trim());
        } else {
            jGcmData.put("to", "/topics/global");
        }
        // What to send in GCM message.
        jGcmData.put("data", jData);

        // Create connection to send GCM Message request.
        URL url = new URL("https://android.googleapis.com/gcm/send");
        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setRequestProperty("Authorization", "key=" + API_KEY);
        conn.setRequestProperty("Content-Type", "application/json");
        conn.setRequestMethod("POST");
        conn.setDoOutput(true);

        // Send GCM message content.
        OutputStream outputStream = conn.getOutputStream();
        outputStream.write(jGcmData.toString().getBytes());

        // Read GCM response.
        InputStream inputStream = conn.getInputStream();
        String resp = IOUtils.toString(inputStream);
        updateNotificationAsSent(userId);
        System.out.println(resp);
        System.out.println("Check your device/emulator for notification or logcat for "
                + "confirmation of the receipt of the GCM message.");
    } catch (IOException e) {
        System.out.println("Unable to send GCM message.");
        System.out.println("Please ensure that API_KEY has been replaced by the server "
                + "API key, and that the device's registration token is correct (if specified).");

        log.error(e.getMessage());
        e.printStackTrace();
    }

}

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From source file:ReadTemp.java

/** Executes the given applescript code and returns the first line of the 
 output as a string *//*from www  .  ja  v a 2  s. c  o  m*/
static String doApplescript(String script) {
    String line;
    try {
        // Start applescript 
        Process p = Runtime.getRuntime().exec("/usr/bin/osascript -s o -");

        // Send applescript via stdin
        OutputStream stdin = p.getOutputStream();
        stdin.write(script.getBytes());
        stdin.flush();
        stdin.close();

        // get first line of output
        BufferedReader input = new BufferedReader(new InputStreamReader(p.getInputStream()));
        line = input.readLine();
        input.close();

        // If we get an exit code, print it out
        if (p.waitFor() != 0) {
            System.err.println("exit value = " + p.exitValue());
            System.err.println(line);
        }
        return line;
    } catch (Exception e) {
        System.err.println(e);
    }

    return "";
}

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