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.jeffrodriguez.webtools.client.URLConnectionWebClientImpl.java

@Override
public XML postXML(String url, XML data)
        throws IOException, TransformerException, SAXException, ParserConfigurationException {
    logger.log(Level.INFO, "Posting document to {0}", url);

    // Build and connect
    HttpURLConnection connection = buildConnection(url);
    connection.setDoOutput(true);// w  ww .j  a v a  2 s.c  o  m
    OutputStream out = connection.getOutputStream();
    connection.connect();

    // Write the document
    Transformer transformer = TransformerFactory.newInstance().newTransformer();
    transformer.transform(new DOMSource(data.getDocument()), new StreamResult(out));
    out.flush();
    out.close();

    // Check for errors
    checkForErrors(connection);

    // Get the result
    Document document = buildDocument(connection.getInputStream());
    return disconnectAndReturn(connection, new XML(document));
}

---

From source file:br.random.util.facebookintegration.Util.java

/**
 * Connect to an HTTP URL and return the response as a string.
 *
 * Note that the HTTP method override is used on non-GET requests. (i.e.
 * requests are made as "POST" with method specified in the body).
 *
 * @param url - the resource to open: must be a welformed URL
 * @param method - the HTTP method to use ("GET", "POST", etc.)
 * @param params - the query parameter for the URL (e.g. access_token=foo)
 * @return the URL contents as a String/*w  ww.jav a 2 s. co  m*/
 * @throws MalformedURLException - if the URL format is invalid
 * @throws IOException - if a network problem occurs
 */
public static String openUrl(String url, String method, Bundle params)
        throws MalformedURLException, IOException {
    // random string as boundary for multi-part http post
    String strBoundary = "3i2ndDfv2rTHiSisAbouNdArYfORhtTPEefj3q2f";
    String endLine = "\r\n";

    OutputStream os;

    if (method.equals("GET")) {
        url = url + "?" + encodeUrl(params);
    }
    Log.d("Facebook-Util", method + " URL: " + url);
    HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
    conn.setRequestProperty("User-Agent",
            System.getProperties().getProperty("http.agent") + " FacebookAndroidSDK");
    if (!method.equals("GET")) {
        Bundle dataparams = new Bundle();
        for (String key : params.keySet()) {
            if (params.getByteArray(key) != null) {
                dataparams.putByteArray(key, params.getByteArray(key));
            }
        }

        // use method override
        if (!params.containsKey("method")) {
            params.putString("method", method);
        }

        if (params.containsKey("access_token")) {
            String decoded_token = URLDecoder.decode(params.getString("access_token"));
            params.putString("access_token", decoded_token);
        }

        conn.setRequestMethod("POST");
        conn.setRequestProperty("Content-Type", "multipart/form-data;boundary=" + strBoundary);
        conn.setDoOutput(true);
        conn.setDoInput(true);
        conn.setRequestProperty("Connection", "Keep-Alive");
        conn.connect();
        os = new BufferedOutputStream(conn.getOutputStream());

        os.write(("--" + strBoundary + endLine).getBytes());
        os.write((encodePostBody(params, strBoundary)).getBytes());
        os.write((endLine + "--" + strBoundary + endLine).getBytes());

        if (!dataparams.isEmpty()) {

            for (String key : dataparams.keySet()) {
                os.write(("Content-Disposition: form-data; filename=\"" + key + "\"" + endLine).getBytes());
                os.write(("Content-Type: content/unknown" + endLine + endLine).getBytes());
                os.write(dataparams.getByteArray(key));
                os.write((endLine + "--" + strBoundary + endLine).getBytes());

            }
        }
        os.flush();
    }

    String response = "";
    try {
        response = read(conn.getInputStream());
    } catch (FileNotFoundException e) {
        // Error Stream contains JSON that we can parse to a FB error
        response = read(conn.getErrorStream());
    }
    return response;
}

---

From source file:com.familygraph.android.Util.java

/**
 * Connect to an HTTP URL and return the response as a string.
 * /* ww w  .  jav  a 2s  . c  o m*/
 * Note that the HTTP method override is used on non-GET requests. (i.e.
 * requests are made as "POST" with method specified in the body).
 * 
 * @param url
 *            - the resource to open: must be a welformed URL
 * @param method
 *            - the HTTP method to use ("GET", "POST", etc.)
 * @param params
 *            - the query parameter for the URL (e.g. access_token=foo)
 * @return the URL contents as a String
 * @throws MalformedURLException
 *             - if the URL format is invalid
 * @throws IOException
 *             - if a network problem occurs
 */
public static String openUrl(String url, String method, Bundle params)
        throws MalformedURLException, IOException {
    // random string as boundary for multi-part http post
    String strBoundary = "3i2ndDfv2rTHiSisAbouNdArYfORhtTPEefj3q2f";
    String endLine = "\r\n";

    OutputStream os;

    if (method.equals("GET")) {
        url = url + "?" + encodeUrl(params);
    }
    Log.d("FamilyGraph-Util", method + " URL: " + url);
    HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
    conn.setRequestProperty("User-Agent",
            System.getProperties().getProperty("http.agent") + " FamilyGraphAndroidSDK");
    if (!method.equals("GET")) {
        Bundle dataparams = new Bundle();
        for (String key : params.keySet()) {
            if (params.getByteArray(key) != null) {
                dataparams.putByteArray(key, params.getByteArray(key));
            }
        }

        // use method override
        if (!params.containsKey("method")) {
            params.putString("method", method);
        }

        if (params.containsKey("access_token")) {
            String decoded_token = URLDecoder.decode(params.getString("access_token"));
            params.putString("access_token", decoded_token);
        }

        conn.setRequestMethod("POST");
        conn.setRequestProperty("Content-Type", "multipart/form-data;boundary=" + strBoundary);
        conn.setDoOutput(true);
        conn.setDoInput(true);
        conn.setRequestProperty("Connection", "Keep-Alive");
        conn.connect();
        os = new BufferedOutputStream(conn.getOutputStream());

        os.write(("--" + strBoundary + endLine).getBytes());
        os.write((encodePostBody(params, strBoundary)).getBytes());
        os.write((endLine + "--" + strBoundary + endLine).getBytes());

        if (!dataparams.isEmpty()) {

            for (String key : dataparams.keySet()) {
                os.write(("Content-Disposition: form-data; filename=\"" + key + "\"" + endLine).getBytes());
                os.write(("Content-Type: content/unknown" + endLine + endLine).getBytes());
                os.write(dataparams.getByteArray(key));
                os.write((endLine + "--" + strBoundary + endLine).getBytes());

            }
        }
        os.flush();
    }

    String response = "";
    try {
        response = read(conn.getInputStream());
    } catch (FileNotFoundException e) {
        // Error Stream contains JSON that we can parse to a FamilyGraph
        // error
        response = read(conn.getErrorStream());
    }
    return response;
}

---

From source file:com.qburst.android.facebook.Util.java

/**
 * Connect to an HTTP URL and return the response as a string.
 *
 * Note that the HTTP method override is used on non-GET requests. (i.e.
 * requests are made as "POST" with method specified in the body).
 *
 * @param url - the resource to open: must be a welformed URL
 * @param method - the HTTP method to use ("GET", "POST", etc.)
 * @param params - the query parameter for the URL (e.g. access_token=foo)
 * @return the URL contents as a String/* w  w w .j a  va2  s  .  c o m*/
 * @throws MalformedURLException - if the URL format is invalid
 * @throws IOException - if a network problem occurs
 */
public static String openUrl(String url, String method, Bundle params)
        throws MalformedURLException, IOException {
    // random string as boundary for multi-part http post
    String strBoundary = "3i2ndDfv2rTHiSisAbouNdArYfORhtTPEefj3q2f";
    String endLine = "\r\n";

    OutputStream os;

    if (method.equals("GET")) {
        url = url + "?" + encodeUrl(params);
    }
    Log.d("Facebook-Util", method + " URL: " + url);
    HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
    conn.setRequestProperty("User-Agent",
            System.getProperties().getProperty("http.agent") + " FacebookAndroidSDK");
    if (!method.equals("GET")) {
        Bundle dataparams = new Bundle();
        for (String key : params.keySet()) {
            if (params.getByteArray(key) != null) {
                dataparams.putByteArray(key, params.getByteArray(key));
            }
        }

        // use method override
        if (!params.containsKey("method")) {
            params.putString("method", method);
        }

        if (params.containsKey("access_token")) {
            String decoded_token = URLDecoder.decode(params.getString("access_token"));
            params.putString("access_token", decoded_token);
        }

        conn.setRequestMethod("POST");
        conn.setRequestProperty("Content-Type", "multipart/form-data;boundary=" + strBoundary);
        conn.setDoOutput(true);
        conn.setDoInput(true);
        conn.setRequestProperty("Connection", "Keep-Alive");
        conn.connect();
        os = new BufferedOutputStream(conn.getOutputStream());

        os.write(("--" + strBoundary + endLine).getBytes());
        os.write((encodePostBody(params, strBoundary)).getBytes());
        os.write((endLine + "--" + strBoundary + endLine).getBytes());

        if (!dataparams.isEmpty()) {

            for (String key : dataparams.keySet()) {
                os.write(("Content-Disposition: form-data; filename=\"" + key + "\"" + endLine).getBytes());
                os.write(("Content-Type: content/unknown" + endLine + endLine).getBytes());
                os.write(dataparams.getByteArray(key));
                os.write((endLine + "--" + strBoundary + endLine).getBytes());

            }
        }
        os.flush();
    }

    String response = "";
    try {
        response = read(conn.getInputStream());
    } catch (FileNotFoundException e) {
        // Error Stream contains JSON that we can parse to a FB error
        response = read(conn.getErrorStream());
    }

    return response;
}

---

From source file:com.intravel.Facebook.Util.java

/**
 * Connect to an HTTP URL and return the response as a string.
 *
 * Note that the HTTP method override is used on non-GET requests. (i.e.
 * requests are made as "POST" with method specified in the body).
 *
 * @param url - the resource to open: must be a welformed URL
 * @param method - the HTTP method to use ("GET", "POST", etc.)
 * @param params - the query parameter for the URL (e.g. access_token=foo)
 * @return the URL contents as a String/*from   w  w w  .ja v a 2  s  .  c  om*/
 * @throws MalformedURLException - if the URL format is invalid
 * @throws IOException - if a network problem occurs
 */
public static String openUrl(String url, String method, Bundle params)
        throws MalformedURLException, IOException {
    // random string as boundary for multi-part http post
    String strBoundary = "3i2ndDfv2rTHiSisAbouNdArYfORhtTPEefj3q2f";
    String endLine = "\r\n";

    OutputStream os;

    if (method.equals("GET")) {
        url = url + "?" + encodeUrl(params);
    }
    //        else{
    //            url = url + "&" + encodeUrl(params);
    //        }
    Log.d("Facebook-Util", method + " URL: " + url);
    HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
    conn.setRequestProperty("User-Agent",
            System.getProperties().getProperty("http.agent") + " FacebookAndroidSDK");
    if (!method.equals("GET")) {
        Bundle dataparams = new Bundle();
        for (String key : params.keySet()) {
            if (params.getByteArray(key) != null) {
                dataparams.putByteArray(key, params.getByteArray(key));
            }
        }

        // use method override
        if (!params.containsKey("method")) {
            params.putString("method", method);
        }

        if (params.containsKey("access_token")) {
            String decoded_token = URLDecoder.decode(params.getString("access_token"));
            params.putString("access_token", decoded_token);
        }

        conn.setRequestMethod("POST");
        conn.setRequestProperty("Content-Type", "multipart/form-data;boundary=" + strBoundary);
        conn.setDoOutput(true);
        conn.setDoInput(true);
        conn.setRequestProperty("Connection", "Keep-Alive");
        conn.connect();
        os = new BufferedOutputStream(conn.getOutputStream());

        os.write(("--" + strBoundary + endLine).getBytes());
        os.write((encodePostBody(params, strBoundary)).getBytes());
        os.write((endLine + "--" + strBoundary + endLine).getBytes());

        if (!dataparams.isEmpty()) {

            for (String key : dataparams.keySet()) {
                os.write(("Content-Disposition: form-data; filename=\"" + key + "\"" + endLine).getBytes());
                os.write(("Content-Type: content/unknown" + endLine + endLine).getBytes());
                os.write(dataparams.getByteArray(key));
                os.write((endLine + "--" + strBoundary + endLine).getBytes());

            }
        }
        os.flush();
    }

    String response = "";
    try {
        response = read(conn.getInputStream());
    } catch (FileNotFoundException e) {
        // Error Stream contains JSON that we can parse to a FB error
        response = read(conn.getErrorStream());
    }
    return response;
}

---

From source file:com.amgems.uwschedule.api.uw.LoginAuthenticator.java

/**
 * Executes a login authentication request.
 *
 * Stores the response from the execution and the cookie string if authentication
 * was valid. The execute method should only be called once. Behavior is unspecified
 * for multiple calls./*ww  w.  j av  a 2s  .c o m*/
 *
 * Note that this method is blocking and should <b>not</b> be called on the UI thread.
 */
public void execute() {

    // List of cookies received from server
    List<String> cookieList = null;

    try {
        lock.lock();
        mHandler.post(new Runnable() {
            @Override
            public void run() {
                mJsWebview.loadUrl(NetUtils.REGISTRATION_URL);
            }
        });

        while (!mLoadingFinished) {
            htmlCallbackCondition.await();
        }
    } catch (InterruptedException e) {
        Log.d(getClass().getSimpleName(), "Html callback thread interrupted before it could be signaled");
    } finally {
        lock.unlock();
    }

    try {
        List<NameValuePair> postParameters = new ArrayList<NameValuePair>();
        InputStream htmlInputStream = new ByteArrayInputStream(mHtml.getBytes());
        BufferedReader reader = new BufferedReader(new InputStreamReader(htmlInputStream));

        // Captures and injects required post parameters for login
        postParameters.add(new BasicNameValuePair("user", mUsername));
        postParameters.add(new BasicNameValuePair("pass", mPassword));
        captureHiddenParameters(reader, postParameters);

        HttpURLConnection connection = mHttpClient
                .buildWriteReadableConnection(new URL(NetUtils.BASE_REQUEST_URL));
        BufferedWriter bufferedWriter = new BufferedWriter(
                new OutputStreamWriter(connection.getOutputStream()));

        // Reads stream from response and stores any received cookies
        try {
            cookieList = getAuthCookies(connection, bufferedWriter, postParameters);
            // Valid cookie was returned - authentication was a success
            if (cookieList != null) {
                mCookiesValue = cookieList.get(0);
                reader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
                String postLoginHtml = "";
                String line;
                while ((line = reader.readLine()) != null) {
                    postLoginHtml += line;
                }
                postParameters.clear();
                captureHiddenParameters(
                        new BufferedReader(
                                new InputStreamReader(new ByteArrayInputStream(postLoginHtml.getBytes()))),
                        postParameters);
                mCookiesValue = postLoginHtml.substring(postLoginHtml.indexOf("pubcookie_g"),
                        postLoginHtml.indexOf("==\">") + 2);
                mCookiesValue = "pubcookie_g=" + mCookiesValue.substring("pubcookie_g\" value=\"".length())
                        + ";";
            }
        } finally {
            connection.disconnect();
        }

    } catch (MalformedURLException e) {
        mResponse = Response.SERVER_ERROR;
    } catch (IOException e) {
        mResponse = Response.NETWORK_ERROR;
    }

    if (mResponse == null) {
        if (cookieList != null) {
            mResponse = Response.OK;
        } else { // No cookies returned, username/password incorrect
            mResponse = Response.AUTHENTICATION_ERROR;
        }
    }
}

---

From source file:com.notonthehighstreet.ratel.internal.utility.HttpRequest.java

public int call(final HttpURLConnection connection, final String method, final Map<String, String> headers,
        final Object body) throws IOException {

    connection.setConnectTimeout(TEN_SECONDS);
    connection.setReadTimeout(TEN_SECONDS);

    connection.setRequestMethod(method);

    for (final Map.Entry<String, String> header : headers.entrySet()) {
        connection.setRequestProperty(header.getKey(), header.getValue());
    }//from   w w  w  .ja va2  s  .  c o  m

    connection.setDoOutput(true);

    mapper.writeValue(connection.getOutputStream(), body);

    return connection.getResponseCode();

}

---

From source file:org.teiid.arquillian.IntegrationTestRestWebserviceGeneration.java

private String httpCall(String url, String method, String params) throws Exception {
    HttpURLConnection connection = (HttpURLConnection) new URL(url).openConnection();
    connection.setRequestMethod(method);
    connection.setDoOutput(true);/*from   w  ww .  j  ava 2 s  .co  m*/

    if (method.equalsIgnoreCase("post")) {
        OutputStreamWriter wr = new OutputStreamWriter(connection.getOutputStream());
        wr.write(params);
        wr.flush();
    }

    int code = connection.getResponseCode();
    if (code >= 400) {
        throw new TeiidRuntimeException(String.valueOf(code));
    }

    return ObjectConverterUtil
            .convertToString(new InputStreamReader(connection.getInputStream(), Charset.forName("UTF-8")));
}

---

From source file:de.akquinet.engineering.vaadinator.timesheet.service.AbstractCouchDbService.java

protected JSONObject putCouch(String urlPart, JSONObject content)
        throws IOException, MalformedURLException, JSONException {
    HttpURLConnection couchConn = null;
    BufferedReader couchRead = null;
    OutputStreamWriter couchWrite = null;
    try {/*from   w  w w. j  a  v a2s . c o m*/
        couchConn = (HttpURLConnection) (new URL(couchUrl + (couchUrl.endsWith("/") ? "" : "/") + urlPart))
                .openConnection();
        couchConn.setRequestMethod("PUT");
        couchConn.setDoInput(true);
        couchConn.setDoOutput(true);
        couchWrite = new OutputStreamWriter(couchConn.getOutputStream());
        couchWrite.write(content.toString());
        couchWrite.flush();
        couchRead = new BufferedReader(new InputStreamReader(couchConn.getInputStream()));
        StringBuffer jsonBuf = new StringBuffer();
        String line = couchRead.readLine();
        while (line != null) {
            jsonBuf.append(line);
            line = couchRead.readLine();
        }
        JSONObject couchObj = new JSONObject(jsonBuf.toString());
        return couchObj;
    } finally {
        if (couchRead != null) {
            couchRead.close();
        }
        if (couchWrite != null) {
            couchWrite.close();
        }
        if (couchConn != null) {
            couchConn.disconnect();
        }
    }
}

---

From source file:fyp.project.asyncTask.Http_GetPost.java

public void POST(String url, String val) throws IOException {
    HttpURLConnection urlConnection = null;
    try {// w w w.j av a  2s. c  o  m
        URL url2 = new URL(url);
        urlConnection = (HttpURLConnection) url2.openConnection();
        urlConnection.setRequestMethod("POST");
        urlConnection.setReadTimeout(5000);
        urlConnection.setConnectTimeout(10000);
        urlConnection.setDoOutput(true);
        String data = val;
        OutputStream out = urlConnection.getOutputStream();
        out.write(data.getBytes());
        out.flush();
        out.close();

        int responseCode = urlConnection.getResponseCode();
        if (responseCode == 200) {
            InputStream is = urlConnection.getInputStream();
            String result = convertInputStreamToString(is);
            webpage_output = result;

        }

    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        urlConnection.disconnect();
    }

}

---

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