Example usage for java.net HttpURLConnection getOutputStream

Introduction

In this page you can find the example usage for java.net HttpURLConnection getOutputStream.

Prototype

public OutputStream getOutputStream() throws IOException 

Source Link

Document

Returns an output stream that writes to this connection.

Usage

From source file:com.gmail.tracebachi.DeltaSkins.Shared.MojangApi.java

public JsonArray getUuids() throws IOException, RateLimitedException {
    synchronized (uuidRequestLock) {
        // If requests are empty, do not make a request
        if (uuidRequests.size() <= 0) {
            return new JsonArray();
        }//from   w  w  w .j  a va2s  .  c o  m
    }

    String stringPayload = convertUuidRequestsToStringPayload();

    HttpURLConnection httpConn = openNameToIdConnection();
    httpConn.setRequestMethod("POST");
    httpConn.setRequestProperty("Content-Type", "application/json");
    OutputStream outputStream = httpConn.getOutputStream();

    byte[] payload = stringPayload.getBytes(StandardCharsets.UTF_8);
    outputStream.write(payload);
    outputStream.flush();
    outputStream.close();
    plugin.debugApi("[Payload] " + stringPayload);

    if (httpConn.getResponseCode() == 429) {
        throw new RateLimitedException();
    }

    StringWriter writer = new StringWriter();
    InputStream inputStream = httpConn.getInputStream();
    IOUtils.copy(inputStream, writer, StandardCharsets.UTF_8);
    inputStream.close();
    String response = writer.toString();
    writer.close();
    plugin.debugApi("[Response] " + response);

    synchronized (parserLock) {
        return parser.parse(response).getAsJsonArray();
    }
}

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From source file:squash.deployment.lambdas.utils.CloudFormationResponder.java

/**
 *  Sends the custom resource response to the Cloudformation service.
 *  //  w  w  w .j  a  v  a2s  . com
 *  <p>The response is returned indirectly to Cloudformation via the
 *     presigned Url it provided in its request.
 *  
 *  @param status whether the call succeeded - must be either SUCCESS or FAILED.
 *  @param logger a CloudwatchLogs logger.
 *  @throws IllegalStateException when the responder is uninitialised.
 */
public void sendResponse(String status, LambdaLogger logger) {
    if (!initialised) {
        throw new IllegalStateException("The responder has not been initialised");
    }

    try {
        rootNode.put("Status", status);
        rootNode.put("RequestId", requestParameters.get("RequestId"));
        rootNode.put("StackId", requestParameters.get("StackId"));
        rootNode.put("LogicalResourceId", requestParameters.get("LogicalResourceId"));
        rootNode.put("PhysicalResourceId", physicalResourceId);
    } catch (Exception e) {
        // Can do nothing more than log the error and return. Must rely on
        // CloudFormation timing-out since it won't get a response from us.
        logger.log("Exception caught whilst constructing response: " + e.toString());
        return;
    }

    // Send the response to CloudFormation via the provided presigned S3 URL
    logger.log("About to send response to presigned URL: " + requestParameters.get("ResponseURL"));
    try {
        URL url = new URL(requestParameters.get("ResponseURL"));
        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setDoOutput(true);
        connection.setRequestMethod("PUT");
        OutputStreamWriter out = new OutputStreamWriter(connection.getOutputStream());

        mapper.writeTree(generator, rootNode);
        String output = cloudFormationJsonResponse.toString(StandardCharsets.UTF_8.name());

        logger.log("Response about to be sent: " + output);
        out.write(output);
        out.close();
        logger.log("Sent response to presigned URL");
        int responseCode = connection.getResponseCode();
        logger.log("Response Code returned from presigned URL: " + responseCode);
    } catch (IOException e) {
        // Can do nothing more than log the error and return.
        logger.log("Exception caught whilst replying to presigned URL: " + e.toString());
        return;
    }
}

---

From source file:de.hybris.platform.marketplaceintegration.utils.impl.MarketplaceintegrationHttpUtilImpl.java

/**
 * Post data/*from   w w w  .j a  v  a 2 s .  c o  m*/
 *
 * @param url
 * @param data
 * @return boolean
 * @throws IOException
 */
@Override
public boolean post(final String url, final String data) throws IOException {
    httpURL = new URL(url);
    final HttpURLConnection conn = (HttpURLConnection) httpURL.openConnection();
    conn.setDoOutput(true);
    initConnection(conn);
    OutputStreamWriter writer = null;
    try {
        writer = new OutputStreamWriter(conn.getOutputStream());
        writer.write(data);
        writer.flush();
    } finally {
        if (writer != null) {
            try {
                writer.close();
            } catch (final IOException ex) {
                LOG.error(ex.getMessage(), ex);
            }
        }
    }
    final int status = conn.getResponseCode();
    conn.disconnect();
    return status == HttpURLConnection.HTTP_OK;
}

---

From source file:com.google.gwt.benchmark.compileserver.server.manager.BenchmarkReporter.java

private boolean postResultToServer(String json) {
    OutputStream out = null;//  ww  w .  j a  v a 2 s . c o  m
    try {

        HttpURLConnection httpCon = httpURLConnectionFactory.create();
        httpCon.addRequestProperty("auth", reporterSecret);
        httpCon.setDoOutput(true);
        httpCon.setRequestMethod("PUT");

        out = httpCon.getOutputStream();
        out.write(json.getBytes("UTF-8"));

        if (httpCon.getResponseCode() == HTTP_OK) {
            return true;
        }

    } catch (IOException e) {
        logger.log(Level.WARNING, "Could not post results to server", e);
    } finally {
        IOUtils.closeQuietly(out);
    }
    return false;
}

---

From source file:net.sf.okapi.filters.drupal.DrupalConnector.java

public boolean updateNode(Node node) {
    try {/*from   ww w  . j av a  2s . c  o m*/
        URL url = new URL(host + String.format("rest/node/" + node.getNid()));
        HttpURLConnection conn = createConnection(url, "PUT", true);

        OutputStream os = conn.getOutputStream();
        os.write(node.toString().getBytes());
        os.flush();

        if (conn.getResponseCode() != HttpURLConnection.HTTP_OK) {
            System.out.println(conn.getResponseCode());
            System.out.println(conn.getResponseMessage());
            throw new RuntimeException("Operation failed: " + conn.getResponseCode());
        }

        conn.disconnect();
        return true;
    } catch (Throwable e) {
        throw new RuntimeException("Error in updateNode(): " + e.getMessage(), e);
    }
}

---

From source file:net.sf.okapi.filters.drupal.DrupalConnector.java

public boolean postNode(Node node) {
    try {//from   ww w. j a  v  a2 s .c om
        URL url = new URL(host + String.format("rest/node"));
        HttpURLConnection conn = createConnection(url, "POST", true);

        OutputStream os = conn.getOutputStream();
        os.write(node.toString().getBytes());
        os.flush();

        if (conn.getResponseCode() != HttpURLConnection.HTTP_OK) {
            System.out.println(conn.getResponseCode());
            System.out.println(conn.getResponseMessage());
            throw new RuntimeException("Operation failed: " + conn.getResponseCode());
        }

        conn.disconnect();
        return true;
    } catch (Throwable e) {
        throw new RuntimeException("Error in postNode(): " + e.getMessage(), e);
    }
}

---

From source file:at.florian_lentsch.expirysync.net.JsonCaller.java

private void writeParams(HttpURLConnection connection, JSONObject params)
        throws IOException, JSONException, UnsupportedEncodingException {
    OutputStream os = connection.getOutputStream();

    final OutputStreamWriter osw = new OutputStreamWriter(os);
    final String toWriteOut = params.toString();

    osw.write(toWriteOut);/* w w w  . j ava2  s.  c om*/
    osw.close();
}

---

From source file:com.adamrosenfield.wordswithcrosses.net.DerStandardDownloader.java

private HttpURLConnection getHttpPostConnection(String url, String postData)
        throws IOException, MalformedURLException {
    HttpURLConnection conn = getHttpConnection(url);

    conn.setRequestMethod("POST");
    conn.setDoOutput(true);//from w  ww  . j a va 2  s  . c  om

    OutputStreamWriter osw = new OutputStreamWriter(conn.getOutputStream());
    try {
        osw.append(postData);
    } finally {
        osw.close();
    }

    return conn;
}

---

From source file:com.vmanolache.mqttpolling.Polling.java

private void sendPost() throws UnsupportedEncodingException, JSONException {
    try {/*from www.  j a v a2s  . com*/
        String url = "http://localhost:8080/notifications";
        URL obj = new URL(url);
        HttpURLConnection con = (HttpURLConnection) obj.openConnection();

        HttpURLConnection connection = (HttpURLConnection) obj.openConnection();
        connection.setDoOutput(true);
        connection.setDoInput(true);
        connection.setRequestProperty("Content-Type", "application/json");
        connection.setRequestMethod("POST");

        /**
         * POSTing *
         */
        OutputStream os = connection.getOutputStream();
        BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(os, "UTF-8"));
        writer.write(getQuery()); // should be fine if my getQuery is encoded right yes?
        writer.flush();
        writer.close();
        os.close();
        connection.connect();

        int status = connection.getResponseCode();
        System.out.println(status);
    } catch (IOException ex) {
        Logger.getLogger(Polling.class.getName()).log(Level.SEVERE, null, ex);
    }
}

---

From source file:Main.java

public static String postMultiPart(String urlTo, String post, String filepath, String filefield)
        throws ParseException, IOException {
    HttpURLConnection connection = null;
    DataOutputStream outputStream = null;
    InputStream inputStream = null;

    String twoHyphens = "--";
    String boundary = "*****" + Long.toString(System.currentTimeMillis()) + "*****";
    String lineEnd = "\r\n";

    String result = "";

    int bytesRead, bytesAvailable, bufferSize;
    byte[] buffer;
    int maxBufferSize = 1 * 1024 * 1024;

    String[] q = filepath.split("/");
    int idx = q.length - 1;

    try {//from ww w . j a v  a2  s . c  om
        File file = new File(filepath);
        FileInputStream fileInputStream = new FileInputStream(file);

        URL url = new URL(urlTo);
        connection = (HttpURLConnection) url.openConnection();

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

        connection.setRequestMethod("POST");
        connection.setRequestProperty("Connection", "Keep-Alive");
        connection.setRequestProperty("User-Agent", "Android Multipart HTTP Client 1.0");
        connection.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + boundary);

        outputStream = new DataOutputStream(connection.getOutputStream());
        outputStream.writeBytes(twoHyphens + boundary + lineEnd);
        outputStream.writeBytes("Content-Disposition: form-data; name=\"" + filefield + "\"; filename=\""
                + q[idx] + "\"" + lineEnd);
        outputStream.writeBytes("Content-Type: image/jpeg" + lineEnd);
        outputStream.writeBytes("Content-Transfer-Encoding: binary" + lineEnd);
        outputStream.writeBytes(lineEnd);

        bytesAvailable = fileInputStream.available();
        bufferSize = Math.min(bytesAvailable, maxBufferSize);
        buffer = new byte[bufferSize];

        bytesRead = fileInputStream.read(buffer, 0, bufferSize);
        while (bytesRead > 0) {
            outputStream.write(buffer, 0, bufferSize);
            bytesAvailable = fileInputStream.available();
            bufferSize = Math.min(bytesAvailable, maxBufferSize);
            bytesRead = fileInputStream.read(buffer, 0, bufferSize);
        }

        outputStream.writeBytes(lineEnd);

        // Upload POST Data
        String[] posts = post.split("&");
        int max = posts.length;
        for (int i = 0; i < max; i++) {
            outputStream.writeBytes(twoHyphens + boundary + lineEnd);
            String[] kv = posts[i].split("=");
            outputStream.writeBytes("Content-Disposition: form-data; name=\"" + kv[0] + "\"" + lineEnd);
            outputStream.writeBytes("Content-Type: text/plain" + lineEnd);
            outputStream.writeBytes(lineEnd);
            outputStream.writeBytes(kv[1]);
            outputStream.writeBytes(lineEnd);
        }

        outputStream.writeBytes(twoHyphens + boundary + twoHyphens + lineEnd);

        inputStream = connection.getInputStream();
        result = convertStreamToString(inputStream);

        fileInputStream.close();
        inputStream.close();
        outputStream.flush();
        outputStream.close();

        return result;
    } catch (Exception e) {
        Log.e("MultipartRequest", "Multipart Form Upload Error");
        e.printStackTrace();
        return "error";
    }
}

---

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