Example usage for java.net HttpURLConnection getOutputStream

List of usage examples for java.net HttpURLConnection getOutputStream

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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.webcohesion.ofx4j.client.net.OFXV1Connection.java

/**
 * Send the specified buffer to the specified URL.
 *
 * @param url The URL./*from   w w w .j  a va2 s.c  o m*/
 * @param outBuffer The buffer.
 * @return The response.
 */
protected InputStream sendBuffer(URL url, ByteArrayOutputStream outBuffer)
        throws IOException, OFXConnectionException {
    HttpURLConnection connection = openConnection(url);
    connection.setRequestMethod("POST");
    connection.setRequestProperty("Content-Type", "application/x-ofx");
    connection.setRequestProperty("Content-Length", String.valueOf(outBuffer.size()));
    connection.setRequestProperty("Accept", "*/*, application/x-ofx");
    connection.setDoOutput(true);
    connection.connect();

    OutputStream out = connection.getOutputStream();
    out.write(outBuffer.toByteArray());

    InputStream in;
    int responseCode = connection.getResponseCode();
    if (responseCode >= 200 && responseCode < 300) {
        in = connection.getInputStream();
    } else if (responseCode >= 400 && responseCode < 500) {
        throw new OFXServerException("Error with client request: " + connection.getResponseMessage(),
                responseCode);
    } else {
        throw new OFXServerException(
                "Invalid response code from OFX server: " + connection.getResponseMessage(), responseCode);
    }

    return in;
}

From source file:com.edduarte.vokter.job.JobManager.java

private boolean sendResponse(final String clientUrl, final String input) {
    try {//from   w  w w .  ja  v a  2s. c  o m
        URL targetUrl = new URL(clientUrl);

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

        OutputStream outputStream = httpConnection.getOutputStream();
        outputStream.write(input.getBytes());
        outputStream.flush();

        int responseCode = httpConnection.getResponseCode();
        httpConnection.disconnect();
        return responseCode == 200;

    } catch (IOException ex) {
        logger.error(ex.getMessage(), ex);
    }
    return false;
}

From source file:com.trk.aboutme.facebook.android.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 v  a2 s. com*/
 * @throws MalformedURLException - if the URL format is invalid
 * @throws IOException - if a network problem occurs
 */
@Deprecated
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);
    }
    Utility.logd("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()) {
            Object parameter = params.get(key);
            if (parameter instanceof byte[]) {
                dataparams.putByteArray(key, (byte[]) parameter);
            }
        }

        // 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:dk.clarin.tools.workflow.java

/**
* Sends an HTTP GET request to a url/*from   w  w w.  j a va 2s  .c  o m*/
*
* @param endpoint - The URL of the server. (Example: " http://www.yahoo.com/search")
* @param requestString - all the request parameters (Example: "param1=val1&param2=val2"). Note: This method will add the question mark (?) to the request - DO NOT add it yourself
* @return - The response from the end point
*/

public static int sendRequest(String result, String endpoint, String requestString, bracmat BracMat,
        String filename, String jobID, boolean postmethod) {
    int code = 0;
    String message = "";
    //String filelist;
    if (endpoint.startsWith("http://") || endpoint.startsWith("https://")) {
        // Send a GET or POST request to the servlet
        try {
            // Construct data
            String requestResult = "";
            String urlStr = endpoint;
            if (postmethod) // HTTP POST
            {
                logger.debug("HTTP POST");
                StringReader input = new StringReader(requestString);
                StringWriter output = new StringWriter();
                URL endp = new URL(endpoint);

                HttpURLConnection urlc = null;
                try {
                    urlc = (HttpURLConnection) endp.openConnection();
                    try {
                        urlc.setRequestMethod("POST");
                    } catch (ProtocolException e) {
                        throw new Exception("Shouldn't happen: HttpURLConnection doesn't support POST??", e);
                    }
                    urlc.setDoOutput(true);
                    urlc.setDoInput(true);
                    urlc.setUseCaches(false);
                    urlc.setAllowUserInteraction(false);
                    urlc.setRequestProperty("Content-type", "text/xml; charset=" + "UTF-8");

                    OutputStream out = urlc.getOutputStream();

                    try {
                        Writer writer = new OutputStreamWriter(out, "UTF-8");
                        pipe(input, writer);
                        writer.close();
                    } catch (IOException e) {
                        throw new Exception("IOException while posting data", e);
                    } finally {
                        if (out != null)
                            out.close();
                    }
                } catch (IOException e) {
                    throw new Exception("Connection error (is server running at " + endp + " ?): " + e);
                } finally {
                    if (urlc != null) {
                        code = urlc.getResponseCode();

                        if (code == 200) {
                            got200(result, BracMat, filename, jobID, urlc.getInputStream());
                        } else {
                            InputStream in = urlc.getInputStream();
                            try {
                                Reader reader = new InputStreamReader(in);
                                pipe(reader, output);
                                reader.close();
                                requestResult = output.toString();
                            } catch (IOException e) {
                                throw new Exception("IOException while reading response", e);
                            } finally {
                                if (in != null)
                                    in.close();
                            }
                            logger.debug("urlc.getResponseCode() == {}", code);
                            message = urlc.getResponseMessage();
                            didnotget200(code, result, endpoint, requestString, BracMat, filename, jobID,
                                    postmethod, urlStr, message, requestResult);
                        }
                        urlc.disconnect();
                    } else {
                        code = 0;
                        didnotget200(code, result, endpoint, requestString, BracMat, filename, jobID,
                                postmethod, urlStr, message, requestResult);
                    }
                }
                //requestResult = output.toString();
                logger.debug("postData returns " + requestResult);
            } else // HTTP GET
            {
                logger.debug("HTTP GET");
                // Send data

                if (requestString != null && requestString.length() > 0) {
                    urlStr += "?" + requestString;
                }
                URL url = new URL(urlStr);
                URLConnection conn = url.openConnection();
                conn.connect();

                // Cast to a HttpURLConnection
                if (conn instanceof HttpURLConnection) {
                    HttpURLConnection httpConnection = (HttpURLConnection) conn;
                    code = httpConnection.getResponseCode();
                    logger.debug("httpConnection.getResponseCode() == {}", code);
                    message = httpConnection.getResponseMessage();
                    BufferedReader rd;
                    StringBuilder sb = new StringBuilder();
                    ;
                    //String line;
                    if (code == 200) {
                        got200(result, BracMat, filename, jobID, httpConnection.getInputStream());
                    } else {
                        // Get the error response
                        rd = new BufferedReader(new InputStreamReader(httpConnection.getErrorStream()));
                        int nextChar;
                        while ((nextChar = rd.read()) != -1) {
                            sb.append((char) nextChar);
                        }
                        rd.close();
                        requestResult = sb.toString();
                        didnotget200(code, result, endpoint, requestString, BracMat, filename, jobID,
                                postmethod, urlStr, message, requestResult);
                    }
                } else {
                    code = 0;
                    didnotget200(code, result, endpoint, requestString, BracMat, filename, jobID, postmethod,
                            urlStr, message, requestResult);
                }
            }
            logger.debug("Job " + jobID + " receives status code [" + code + "] from tool.");
        } catch (Exception e) {
            //jobs = 0; // No more jobs to process now, probably the tool is not reachable
            logger.warn("Job " + jobID + " aborted. Reason:" + e.getMessage());
            /*filelist =*/ BracMat.Eval("abortJob$(" + result + "." + jobID + ")");
        }
    } else {
        //jobs = 0; // No more jobs to process now, probably the tool is not integrated at all
        logger.warn("Job " + jobID + " aborted. Endpoint must start with 'http://' or 'https://'. (" + endpoint
                + ")");
        /*filelist =*/ BracMat.Eval("abortJob$(" + result + "." + jobID + ")");
    }
    return code;
}

From source file:com.eyekabob.util.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   www. ja  va2 s  .  c  o m
 * @throws MalformedURLException - if the URL format is invalid
 * @throws IOException - if a network problem occurs
 */
// COFFBR01 MODIFIED
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);
    }
    Util.logd("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()) {
            Object value = params.get(key);
            if (value instanceof byte[]) {
                dataparams.putByteArray(key, (byte[]) value);
            }
        }

        // 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.lostad.app.base.util.RequestUtil.java

/** 
 * HTTP??????,??? /*from w w w. j  a  v a  2  s .c om*/
 * @param actionUrl  
 * @param params ? key???,value? 
 * @param files 
 * @throws Exception 
 */
public static String postFile(String actionUrl, Map<String, String> params, FormFile[] files, String token)
        throws Exception {
    try {
        String BOUNDARY = "---------7d4a6d158c9"; //?  
        String MULTIPART_FORM_DATA = "multipart/form-data";

        URL url = new URL(actionUrl);
        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setDoInput(true);//?  
        conn.setDoOutput(true);//?  
        conn.setUseCaches(false);//?Cache  
        conn.setRequestMethod("POST");
        conn.setRequestProperty("Connection", "Keep-Alive");
        conn.setRequestProperty("Charset", "UTF-8");
        conn.setRequestProperty("Content-Type", MULTIPART_FORM_DATA + "; boundary=" + BOUNDARY);
        conn.setRequestProperty("token", token);
        //????
        StringBuilder sb = new StringBuilder();
        if (params != null) {
            for (Map.Entry<String, String> entry : params.entrySet()) {//?  
                sb.append("--");
                sb.append(BOUNDARY);
                sb.append("\r\n");
                sb.append("Content-Disposition: form-data; name=\"" + entry.getKey() + "\"\r\n\r\n");
                sb.append(entry.getValue());
                sb.append("\r\n");
            }
        }

        DataOutputStream outStream = new DataOutputStream(conn.getOutputStream());
        outStream.write(sb.toString().getBytes());//????  

        //??  
        for (FormFile file : files) {
            StringBuilder split = new StringBuilder();
            split.append("--");
            split.append(BOUNDARY);
            split.append("\r\n");
            split.append("Content-Disposition: form-data;name=\"" + file.getFormname() + "\";filename=\""
                    + file.getFilname() + "\"\r\n");
            split.append("Content-Type: " + file.getContentType() + "\r\n\r\n");
            outStream.write(split.toString().getBytes());
            outStream.write(file.getData(), 0, file.getData().length);
            outStream.write("\r\n".getBytes());
        }
        byte[] end_data = ("--" + BOUNDARY + "--\r\n").getBytes();//??           
        outStream.write(end_data);
        outStream.flush();
        int cah = conn.getResponseCode();
        if (cah != 200)
            throw new RuntimeException("url");
        InputStream is = conn.getInputStream();
        int ch;
        StringBuilder b = new StringBuilder();
        while ((ch = is.read()) != -1) {
            b.append((char) ch);
        }
        outStream.close();
        conn.disconnect();
        return b.toString();
    } catch (Exception e) {

        throw e;
    }
}

From source file:org.callimachusproject.test.WebResource.java

public void post(String type, byte[] body) throws IOException {
    HttpURLConnection con = (HttpURLConnection) new URL(uri).openConnection();
    con.setRequestMethod("POST");
    con.setRequestProperty("Content-Type", type);
    con.setDoOutput(true);/*from   ww  w.  j  a v  a 2  s  . c om*/
    OutputStream req = con.getOutputStream();
    try {
        req.write(body);
    } finally {
        req.close();
    }
    Assert.assertEquals(con.getResponseMessage(), 204, con.getResponseCode());
}

From source file:com.facebook.android.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  .  j ava  2  s. c om
 * @throws MalformedURLException - if the URL format is invalid
 * @throws IOException - if a network problem occurs
 */
@Deprecated
public static String openUrl(String url, String method, Bundle params) throws 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);
    }
    Utility.logd("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()) {
            Object parameter = params.get(key);
            if (parameter instanceof byte[]) {
                dataparams.putByteArray(key, (byte[]) parameter);
            }
        }

        // 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());

        try {
            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();
        } finally {
            os.close();
        }
    }

    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.nofuturecorp.www.connector.Database.java

/**
 * Make a post request to the PHP URL for process request and get data in JSON format
 * @param json with data to send/*from   w  ww  . j av  a 2s.  c  o m*/
 * @return JSON with data received
 * @throws IOException
 * @throws DatabaseException 
 */
private String makePostRequest(String json) throws IOException, DatabaseException {

    if (json == null) {
        throw new NullPointerException("json cannot be null");
    }
    if (!ignoreSecureProtocol && url.toUpperCase().startsWith("HTTPS")) {
        throw new SecureProtocolException(
                "URL Protocol is not valid. Please use HTTPS or set true ignore secure protocol");
    }

    StringBuffer data = null;
    URL obj = new URL(url);
    HttpURLConnection con = (HttpURLConnection) obj.openConnection();

    con.setRequestMethod("POST");
    con.setDoOutput(true);

    OutputStream os = con.getOutputStream();
    os.write(("isTransaction=" + isTransaction + "&data=" + json).getBytes());
    os.flush();
    os.close();

    int response = con.getResponseCode();
    if (response == HttpURLConnection.HTTP_OK) {
        BufferedReader reader = new BufferedReader(new InputStreamReader(con.getInputStream(), "UTF-8"));
        String line = null;
        data = new StringBuffer();
        while ((line = reader.readLine()) != null) {
            data.append(line);
        }
        String js = data.substring(data.indexOf("{"));
        return js;
    } else {
        throw new DatabaseException("HTTP connection fails. Response code: " + response);
    }
}

From source file:com.captix.scan.social.facebook.Util.java

/**
 * Connect to an HTTP URL and return the response as a string.
 * /*  ww w  . j  a va2  s .  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("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")) {
            @SuppressWarnings("deprecation")
            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;
}