Example usage for java.io DataOutputStream writeBytes

Introduction

In this page you can find the example usage for java.io DataOutputStream writeBytes.

Prototype

public final void writeBytes(String s) throws IOException 

Source Link

Document

Writes out the string to the underlying output stream as a sequence of bytes.

Usage

From source file:org.georchestra.console.ReCaptchaV2.java

/**
 *
 * @param url/* w  ww  . jav a 2s. c  o m*/
 * @param privateKey
 * @param gRecaptchaResponse
 *
 * @return true if validaded on server side by google, false in case of error or if an exception occurs
 */
public boolean isValid(String url, String privateKey, String gRecaptchaResponse) {
    boolean isValid = false;

    try {
        URL obj = new URL(url);
        HttpsURLConnection con = (HttpsURLConnection) obj.openConnection();

        // add request header
        con.setRequestMethod("POST");
        String postParams = "secret=" + privateKey + "&response=" + gRecaptchaResponse;

        // Send post request
        con.setDoOutput(true);
        DataOutputStream wr = new DataOutputStream(con.getOutputStream());
        wr.writeBytes(postParams);
        wr.flush();
        wr.close();

        if (LOG.isDebugEnabled()) {
            int responseCode = con.getResponseCode();
            LOG.debug("\nSending 'POST' request to URL : " + url);
            LOG.debug("Post parameters : " + postParams);
            LOG.debug("Response Code : " + responseCode);
        }

        // getResponse
        BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
        String inputLine;
        StringBuffer response = new StringBuffer();

        while ((inputLine = in.readLine()) != null) {
            response.append(inputLine);
        }
        in.close();

        // print result
        LOG.debug(response.toString());

        JSONObject captchaResponse;
        try {
            captchaResponse = new JSONObject(response.toString());

            if (captchaResponse.getBoolean("success")) {
                isValid = true;
            } else {
                // Error in response
                LOG.info("The user response to recaptcha is not valid. The error message is '"
                        + captchaResponse.getString("error-codes")
                        + "' - see Error Code Reference at https://developers.google.com/recaptcha/docs/verify.");
            }
        } catch (JSONException e) {
            // Error in response
            LOG.error("Error while parsing ReCaptcha JSON response", e);
        }
    } catch (IOException e) {
        LOG.error("An error occured when trying to contact google captchaV2", e);
    }

    return isValid;
}

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From source file:edu.isi.wings.util.oodt.CurationServiceAPI.java

private String query(String method, String op, Object... args) {
    String url = this.curatorurl + this.service + op;
    try {/*  ww  w  . ja va  2s  .  c  om*/
        String params = "policy=" + URLEncoder.encode(this.policy, "UTF-8");
        for (int i = 0; i < args.length; i += 2) {
            params += "&" + args[i] + "=" + URLEncoder.encode(args[i + 1].toString(), "UTF-8");
        }

        URL urlobj = new URL(url);
        if ("GET".equals(method))
            urlobj = new URL(url + "?" + params);
        HttpURLConnection con = (HttpURLConnection) urlobj.openConnection();
        con.setRequestMethod(method);
        if (!"GET".equals(method)) {
            con.setDoOutput(true);
            DataOutputStream out = new DataOutputStream(con.getOutputStream());
            out.writeBytes(params);
            out.flush();
            out.close();
        }

        String result = IOUtils.toString(con.getInputStream());
        con.disconnect();
        return result;

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

---

From source file:org.wisdom.openid.connect.service.internal.DefaultIssuer.java

@Override
public TokenResponse authorizationToken(final String redirectUrl, final String code) throws IOException {

    StringBuilder sb = new StringBuilder();
    sb.append("grant_type=authorization_code");
    sb.append(format("&code=%s", code));
    sb.append(format("&client_id=%s", clientId));
    sb.append(format("&client_secret=%s", clientSecret));
    sb.append(format("&redirect_uri=%s", redirectUrl));

    String parameters = sb.toString();

    URL tokenEndpoint = new URL(config.getTokenEndpoint());
    HttpURLConnection connection = (HttpURLConnection) tokenEndpoint.openConnection();
    connection.setRequestMethod("POST");
    connection.addRequestProperty("Content-Type", "application/x-www-form-urlencoded");
    //connection.addRequestProperty("Authorization", format("Basic %s", credentials()));
    connection.setRequestProperty("Content-Length", valueOf(parameters.getBytes().length));

    connection.setUseCaches(false);//from  w  w w.j a  v a2s. c o m
    connection.setDoInput(true);
    connection.setDoOutput(true);

    //Send request
    DataOutputStream wr = new DataOutputStream(connection.getOutputStream());
    wr.writeBytes(parameters);
    wr.flush();
    wr.close();

    //Get Response
    return buildTokenResponse(connection.getInputStream());
}

---

From source file:org.perfcake.reporting.destination.Client.java

public void addValue(TestExec te) throws Exception {
    HttpURLConnection conn = (HttpURLConnection) urlAdd.openConnection();

    conn.setRequestMethod("POST");
    conn.setRequestProperty("Authorization", "Basic " + authorizationHeader);
    conn.setRequestProperty("Content-Type", "text/xml");

    conn.setDoOutput(true);//  w  w  w.j  a  va 2s .c o  m
    DataOutputStream wr = new DataOutputStream(conn.getOutputStream());
    wr.writeBytes(te.toXml());
    wr.flush();
    wr.close();

    int responseCode = conn.getResponseCode();

    if (responseCode == 201) {
    } else {
        //TODO ERROR
    }

    conn.disconnect();
}

---

From source file:com.googlecode.fascinator.portal.quartz.ExternalJob.java

/**
 * The real work happens here//from   w  w w .  ja  v a2s.  c o  m
 *
 */
private void runJob() {
    HttpURLConnection conn = null;
    log.debug("Job firing: '{}'", name);

    try {
        // Open tasks... much simpler
        if (token == null) {
            conn = (HttpURLConnection) url.openConnection();

            // Secure tasks
        } else {
            String param = "token=" + URLEncoder.encode(token, "UTF-8");

            // Prepare our request
            conn = (HttpURLConnection) url.openConnection();
            conn.setRequestMethod("POST");
            conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
            conn.setRequestProperty("Content-Length", "" + Integer.toString(param.getBytes().length));
            conn.setUseCaches(false);
            conn.setDoOutput(true);

            // Send request
            DataOutputStream wr = new DataOutputStream(conn.getOutputStream());
            wr.writeBytes(param);
            wr.flush();
            wr.close();
        }

        // Get Response
        if (conn.getResponseCode() != HttpURLConnection.HTTP_OK) {
            log.error("Error hitting external script: {}", conn.getResponseMessage());
        }
    } catch (IOException ex) {
        log.error("Error connecting to URL: ", ex);
    } finally {
        if (conn != null) {
            conn.disconnect();
        }
    }
}

---

From source file:org.apache.hadoop.mapred.TestLocalModeWithNewApis.java

@Test
public void testNewApis() throws Exception {
    Random r = new Random(System.currentTimeMillis());
    Path tmpBaseDir = new Path("/tmp/wc-" + r.nextInt());
    final Path inDir = new Path(tmpBaseDir, "input");
    final Path outDir = new Path(tmpBaseDir, "output");
    String input = "The quick brown fox\nhas many silly\nred fox sox\n";
    FileSystem inFs = inDir.getFileSystem(conf);
    FileSystem outFs = outDir.getFileSystem(conf);
    outFs.delete(outDir, true);/*from  ww  w. j  a v a2s .c om*/
    if (!inFs.mkdirs(inDir)) {
        throw new IOException("Mkdirs failed to create " + inDir.toString());
    }
    {
        DataOutputStream file = inFs.create(new Path(inDir, "part-0"));
        file.writeBytes(input);
        file.close();
    }

    Job job = Job.getInstance(conf, "word count");
    job.setJarByClass(TestLocalModeWithNewApis.class);
    job.setMapperClass(TokenizerMapper.class);
    job.setCombinerClass(IntSumReducer.class);
    job.setReducerClass(IntSumReducer.class);
    job.setOutputKeyClass(Text.class);
    job.setOutputValueClass(IntWritable.class);
    FileInputFormat.addInputPath(job, inDir);
    FileOutputFormat.setOutputPath(job, outDir);
    assertEquals(job.waitForCompletion(true), true);

    String output = readOutput(outDir, conf);
    assertEquals("The\t1\nbrown\t1\nfox\t2\nhas\t1\nmany\t1\n" + "quick\t1\nred\t1\nsilly\t1\nsox\t1\n",
            output);

    outFs.delete(tmpBaseDir, true);
}

---

From source file:ioc.wiki.processingmanager.http.HttpFileSender.java

/**
 * Prepara la comanda a enviar al servidor, l'envia i rep la resposta en un string.
 * Cont informaci sobre el xit de guardar el fitxer al servidor.
 * @return Retorna un string amb la resposta del servidor. 
 *//*from w ww . j  a  v  a  2  s  .c  om*/
@Override
public String sendCommand() {
    super.prepareCommand();
    try {

        ((HttpURLConnection) urlConnection).setRequestMethod(REQUEST_METHOD);
        urlConnection.setRequestProperty(PROPERTY_CONTENT_TYPE, content_type + boundary);
        DataOutputStream request = new DataOutputStream(urlConnection.getOutputStream());
        //Capalera fitxer

        request.writeBytes(twoHyphens + boundary + crlf);
        request.writeBytes(contentDispositionFile + quote + this.destFilename + quote + crlf);
        request.writeBytes(contentTypeFile + crlf);
        request.writeBytes(contentTransferEncodingFile + crlf);
        request.writeBytes(crlf);

        //IMAGE
        String base64Image = Base64.encodeBase64String(this.image);
        request.writeBytes(base64Image);

        //Tancament fitxer
        request.writeBytes(crlf);
        request.writeBytes(twoHyphens + boundary + twoHyphens + crlf);

        request.flush();
        request.close();

    } catch (IOException ex) {
        throw new ProcessingRtURLException(ex);
    }

    return super.receiveResponse();
}

---

From source file:net.mms_projects.copy_it.server.push.android.GCMRunnable.java

public void run() {
    try {//from  w  w  w  .j a  va  2  s.  com
        URL url = new URL(GCM_URL);
        HttpsURLConnection conn = (HttpsURLConnection) url.openConnection();
        conn.setRequestMethod(POST);
        conn.setRequestProperty(CONTENT_TYPE, Page.ContentTypes.JSON_TYPE);
        conn.setRequestProperty(AUTHORIZATION, KEY);
        final String output_json = full.toString();
        System.err.println("Input json: " + output_json);
        conn.setRequestProperty(CONTENT_LENGTH, String.valueOf(output_json.length()));
        conn.setDoOutput(true);
        conn.setDoInput(true);
        DataOutputStream outputstream = new DataOutputStream(conn.getOutputStream());
        outputstream.writeBytes(output_json);
        outputstream.close();
        DataInputStream input = new DataInputStream(conn.getInputStream());
        StringBuilder builder = new StringBuilder(input.available());
        for (int c = input.read(); c != -1; c = input.read())
            builder.append((char) c);
        input.close();
        output = new JSONObject(builder.toString());
        System.err.println("Output json: " + output.toString());
    } catch (Exception e) {
        e.printStackTrace();
    }
}

---

From source file:org.apache.hadoop.hdfs.TestFileCorruption.java

/** check if local FS can handle corrupted blocks properly */
@Test/*from  www.  j  a  v  a2 s  .  c om*/
public void testLocalFileCorruption() throws Exception {
    Configuration conf = new HdfsConfiguration();
    Path file = new Path(PathUtils.getTestDirName(getClass()), "corruptFile");
    FileSystem fs = FileSystem.getLocal(conf);
    DataOutputStream dos = fs.create(file);
    dos.writeBytes("original bytes");
    dos.close();
    // Now deliberately corrupt the file
    dos = new DataOutputStream(new FileOutputStream(file.toString()));
    dos.writeBytes("corruption");
    dos.close();
    // Now attempt to read the file
    DataInputStream dis = fs.open(file, 512);
    try {
        System.out.println("A ChecksumException is expected to be logged.");
        dis.readByte();
    } catch (ChecksumException ignore) {
        //expect this exception but let any NPE get thrown
    }
    fs.delete(file, true);
}

---

From source file:net.namecoin.NameCoinI2PResolver.HttpSession.java

public String executePost(String postdata) throws HttpSessionException {
    URL url;//  w w w .  jav  a  2 s .  c  om
    HttpURLConnection connection = null;
    try {
        //Create connection
        url = new URL(this.uri);
        connection = (HttpURLConnection) url.openConnection();
        connection.setRequestMethod("POST");
        connection.setRequestProperty("Content-Type", POST_CONTENT_TYPE);
        connection.setRequestProperty("User-Agent", "java");

        if (!this.user.isEmpty() && !this.password.isEmpty()) {
            String authString = this.user + ":" + this.password;
            String authStringEnc = Base64.encodeBytes(authString.getBytes());
            connection.setRequestProperty("Authorization", "Basic " + authStringEnc);
        }

        connection.setUseCaches(false);
        connection.setDoInput(true);
        connection.setDoOutput(true);

        //Send request
        DataOutputStream wr = new DataOutputStream(connection.getOutputStream());
        wr.writeBytes(postdata);
        wr.flush();
        wr.close();

        //Get Response
        InputStream is = connection.getInputStream();
        BufferedReader rd = new BufferedReader(new InputStreamReader(is));
        String line;
        StringBuffer response = new StringBuffer();
        while ((line = rd.readLine()) != null) {
            response.append(line);
            response.append('\r');
        }

        rd.close();

        if (connection.getResponseCode() != HttpURLConnection.HTTP_OK) {
            throw new HttpSessionException("Server returned: " + connection.getResponseMessage());
        }

        return response.toString();

    } catch (Exception e) {
        throw new HttpSessionException(e.getMessage());
    } finally {
        if (connection != null) {
            connection.disconnect();
        }
    }
}

---

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