Example usage for java.net HttpURLConnection setRequestProperty

List of usage examples for java.net HttpURLConnection setRequestProperty

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Introduction

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

Prototype

public void setRequestProperty(String key, String value)

Source Link

Document

Sets the general request property.

Usage

From source file:org.grameenfoundation.consulteca.utils.HttpHelpers.java

/**
 * Does an HTTP post for a given form data string.
 *
 * @param data is the form data string.//from ww w.  jav  a  2 s.c o  m
 * @param url  is the url to post to.
 * @return the return string from the server.
 * @throws java.io.IOException
 */
public static String postData(String data, URL url) throws IOException {

    String result = null;

    HttpURLConnection conn = (HttpURLConnection) url.openConnection();

    try {
        HttpHelpers.addCommonHeaders(conn);
        conn.setDoOutput(true);
        conn.setDoInput(true);
        conn.setRequestMethod("POST");
        conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
        conn.setConnectTimeout(HttpHelpers.NETWORK_TIMEOUT);
        conn.setReadTimeout(HttpHelpers.NETWORK_TIMEOUT);
        conn.setRequestProperty("Content-Length", "" + Integer.toString(data.getBytes().length));

        OutputStreamWriter writer = new OutputStreamWriter(conn.getOutputStream());

        writer.write(data);
        writer.flush();
        writer.close();

        String line;
        BufferedReader reader = (BufferedReader) getUncompressedResponseReader(conn);
        while ((line = reader.readLine()) != null) {
            if (result == null)
                result = line;
            else
                result += line;
        }

        reader.close();
    } catch (IOException ex) {
        Log.e(TAG, "Failed to read stream data", ex);

        String error = null;

        // TODO Am not yet sure if the section below should make it in the production release.
        // I mainly use it to get details of a failed http request. I get a FileNotFoundException
        // when actually the url is correct but an exception was thrown at the server and i use this
        // to get the server call stack for debugging purposes.
        try {
            String line;
            BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getErrorStream()));
            while ((line = reader.readLine()) != null) {
                if (error == null)
                    error = line;
                else
                    error += line;
            }

            reader.close();
        } catch (Exception e) {
            Log.e(TAG, "Problem encountered while trying to get error information:" + error, ex);
        }
    }

    return result;
}

From source file:fr.gael.dhus.service.ProductService.java

private static void wcsDeleteCoverage(String coverageId) throws IOException {
    String GET_URL = "http://localhost:8080/rasdaman/ows?SERVICE=WCS&VERSION=2.0.1&request=DeleteCoverage&coverageId="
            + coverageId;//from   w  w w.  j a v a2s  .  c o  m
    String USER_AGENT = "Mozilla/5.0";
    URL obj = new URL(GET_URL);
    HttpURLConnection con = (HttpURLConnection) obj.openConnection();
    con.setRequestMethod("GET");
    con.setRequestProperty("User-Agent", USER_AGENT);
    int responseCode = con.getResponseCode();
    if (responseCode == HttpURLConnection.HTTP_OK)
        logger.info("Successfully deleted coverage with id " + coverageId);
    else
        logger.error("NoSuchCoverage");
}

From source file:fr.gael.dhus.service.ProductService.java

private static void wmsDeleteLayer(String coverageId) throws IOException {
    String GET_URL = "http://localhost:8080/rasdaman/ows?service=WMS&version=1.3.0&request=DeleteLayer&layer="
            + coverageId;// w ww . j ava 2 s. com
    String USER_AGENT = "Mozilla/5.0";
    URL obj = new URL(GET_URL);
    HttpURLConnection con = (HttpURLConnection) obj.openConnection();
    con.setRequestMethod("GET");
    con.setRequestProperty("User-Agent", USER_AGENT);
    int responseCode = con.getResponseCode();
    if (responseCode == HttpURLConnection.HTTP_OK)
        logger.info("Successfully deleted layer with id " + coverageId);
    else
        logger.error("NoSuchLayer");
}

From source file:com.roadwarrior.vtiger.client.NetworkUtilities.java

/**
 * Connects to the  server, authenticates the provided username and
 * password.// www  . j  a  v a  2s .co  m
 * 
 * @param username The user's username
 * @param password The user's password
 * @return String The authentication token returned by the server (or null)
 */
public static String authenticate(String username, String accessKey, String base_url) {
    String token = null;
    String hash = null;
    authenticate_log_text = "authenticate()\n";
    AUTH_URI = base_url + "/webservice.php";
    authenticate_log_text = authenticate_log_text + "url: " + AUTH_URI + "?operation=getchallenge&username="
            + username + "\n";

    Log.d(TAG, "AUTH_URI : ");
    Log.d(TAG, AUTH_URI + "?operation=getchallenge&username=" + username);
    // =========== get challenge token ==============================
    ArrayList<NameValuePair> params = new ArrayList<NameValuePair>();
    try {

        URL url;

        // HTTP GET REQUEST
        url = new URL(AUTH_URI + "?operation=getchallenge&username=" + username);
        HttpURLConnection con;
        con = (HttpURLConnection) url.openConnection();
        con.setRequestMethod("GET");
        con.setRequestProperty("Content-length", "0");
        con.setUseCaches(false);
        // for some site that redirects based on user agent
        con.setInstanceFollowRedirects(true);
        con.setRequestProperty("User-Agent",
                "Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.5; en-US; rv:1.9.0.15) Gecko/2009101600 Firefox/3.0.15");
        con.setAllowUserInteraction(false);
        int timeout = 20000;
        con.setConnectTimeout(timeout);
        con.setReadTimeout(timeout);
        con.connect();
        int status = con.getResponseCode();

        authenticate_log_text = authenticate_log_text + "Request status = " + status + "\n";
        switch (status) {
        case 200:
        case 201:
        case 302:
            BufferedReader br = new BufferedReader(new InputStreamReader(con.getInputStream()));
            StringBuilder sb = new StringBuilder();
            String line;
            while ((line = br.readLine()) != null) {
                sb.append(line + "\n");
            }
            br.close();
            Log.d(TAG, "message body");
            Log.d(TAG, sb.toString());

            authenticate_log_text = authenticate_log_text + "body : " + sb.toString();
            if (status == 302) {
                authenticate_log_text = sb.toString();
                return null;
            }

            JSONObject result = new JSONObject(sb.toString());
            Log.d(TAG, result.getString("result"));
            JSONObject data = new JSONObject(result.getString("result"));
            token = data.getString("token");
            break;
        case 401:
            Log.e(TAG, "Server auth error: ");// + readResponse(con.getErrorStream()));
            authenticate_log_text = authenticate_log_text + "Server auth error";
            return null;
        default:
            Log.e(TAG, "connection status code " + status);// + readResponse(con.getErrorStream()));
            authenticate_log_text = authenticate_log_text + "connection status code :" + status;
            return null;
        }

    } catch (ClientProtocolException e) {
        Log.i(TAG, "getchallenge:http protocol error");
        Log.e(TAG, e.getMessage());
        authenticate_log_text = authenticate_log_text + "ClientProtocolException :" + e.getMessage() + "\n";
        return null;
    } catch (IOException e) {
        Log.e(TAG, "getchallenge: IO Exception");
        Log.e(TAG, e.getMessage());
        Log.e(TAG, AUTH_URI + "?operation=getchallenge&username=" + username);
        authenticate_log_text = authenticate_log_text + "getchallenge: IO Exception : " + e.getMessage() + "\n";
        return null;

    } catch (JSONException e) {
        Log.i(TAG, "json exception");
        authenticate_log_text = authenticate_log_text + "JSon exception\n";

        // TODO Auto-generated catch block
        e.printStackTrace();
        return null;
    }

    // ================= login ==================

    try {
        MessageDigest m = MessageDigest.getInstance("MD5");
        m.update(token.getBytes());
        m.update(accessKey.getBytes());
        hash = new BigInteger(1, m.digest()).toString(16);
        Log.i(TAG, "hash");
        Log.i(TAG, hash);
    } catch (NoSuchAlgorithmException e) {
        authenticate_log_text = authenticate_log_text + "MD5 => no such algorithm\n";
        e.printStackTrace();
    }

    try {
        String charset;
        charset = "utf-8";
        String query = String.format("operation=login&username=%s&accessKey=%s",
                URLEncoder.encode(username, charset), URLEncoder.encode(hash, charset));
        authenticate_log_text = authenticate_log_text + "login()\n";
        URLConnection connection = new URL(AUTH_URI).openConnection();
        connection.setDoOutput(true); // Triggers POST.
        int timeout = 20000;
        connection.setConnectTimeout(timeout);
        connection.setReadTimeout(timeout);
        connection.setAllowUserInteraction(false);
        connection.setRequestProperty("Accept-Charset", charset);
        connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded;charset=" + charset);
        connection.setUseCaches(false);

        OutputStream output = connection.getOutputStream();
        try {
            output.write(query.getBytes(charset));
        } finally {
            try {
                output.close();
            } catch (IOException logOrIgnore) {

            }
        }
        Log.d(TAG, "Query written");
        BufferedReader br = new BufferedReader(new InputStreamReader(connection.getInputStream()));
        StringBuilder sb = new StringBuilder();
        String line;
        while ((line = br.readLine()) != null) {
            sb.append(line + "\n");
        }
        br.close();
        Log.d(TAG, "message post body");
        Log.d(TAG, sb.toString());
        authenticate_log_text = authenticate_log_text + "post message body :" + sb.toString() + "\n";
        JSONObject result = new JSONObject(sb.toString());

        String success = result.getString("success");
        Log.i(TAG, success);

        if (success == "true") {
            Log.i(TAG, result.getString("result"));
            Log.i(TAG, "sucesssfully logged  in is");
            JSONObject data = new JSONObject(result.getString("result"));
            sessionName = data.getString("sessionName");

            Log.i(TAG, sessionName);
            authenticate_log_text = authenticate_log_text + "successfully logged in\n";
            return token;
        } else {
            // success is false, retrieve error
            JSONObject data = new JSONObject(result.getString("error"));
            authenticate_log_text = "can not login :\n" + data.toString();

            return null;
        }
        //token = data.getString("token");
        //Log.i(TAG,token);
    } catch (ClientProtocolException e) {
        Log.d(TAG, "login: http protocol error");
        Log.d(TAG, e.getMessage());
        authenticate_log_text = authenticate_log_text + "HTTP Protocol error \n";
        authenticate_log_text = authenticate_log_text + e.getMessage() + "\n";
    } catch (IOException e) {
        Log.d(TAG, "login: IO Exception");
        Log.d(TAG, e.getMessage());

        authenticate_log_text = authenticate_log_text + "login: IO Exception \n";
        authenticate_log_text = authenticate_log_text + e.getMessage() + "\n";

    } catch (JSONException e) {
        Log.d(TAG, "JSON exception");
        // TODO Auto-generated catch block
        authenticate_log_text = authenticate_log_text + "JSON exception ";
        authenticate_log_text = authenticate_log_text + e.getMessage();
        e.printStackTrace();
    }
    return null;
    // ========================================================================

}

From source file:info.icefilms.icestream.browse.Location.java

protected static String DownloadPage(URL url, String sendCookie, String sendData, StringBuilder getCookie,
        Callback callback) {//from  ww  w.j  a v  a 2  s  .  c o m
    // Declare our buffer
    ByteArrayBuffer byteArrayBuffer;

    try {
        // Setup the connection
        HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
        urlConnection.setRequestProperty("User-Agent",
                "Mozilla/5.0 (X11; Linux i686; rv:2.0) Gecko/20100101 Firefox/4.0");
        urlConnection.setRequestProperty("Referer", mIceFilmsURL.toString());
        if (sendCookie != null)
            urlConnection.setRequestProperty("Cookie", sendCookie);
        if (sendData != null) {
            urlConnection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
            urlConnection.setDoOutput(true);
        }
        urlConnection.setConnectTimeout(callback.GetConnectionTimeout());
        urlConnection.setReadTimeout(callback.GetConnectionTimeout());
        urlConnection.connect();

        // Get the output stream and send the data
        if (sendData != null) {
            OutputStream outputStream = urlConnection.getOutputStream();
            outputStream.write(sendData.getBytes());
            outputStream.flush();
            outputStream.close();
        }

        // Get the cookie
        if (getCookie != null) {
            // Clear the string builder
            getCookie.delete(0, getCookie.length());

            // Loop thru the header fields
            String headerName;
            String cookie;
            for (int i = 1; (headerName = urlConnection.getHeaderFieldKey(i)) != null; ++i) {
                if (headerName.equalsIgnoreCase("Set-Cookie")) {
                    // Get the cookie
                    cookie = GetGroup("([^=]+=[^=;]+)", urlConnection.getHeaderField(i));

                    // Add it to the string builder
                    if (cookie != null)
                        getCookie.append(cookie);

                    break;
                }
            }
        }

        // Get the input stream
        InputStream inputStream = urlConnection.getInputStream();

        // For some reason we can actually get a null InputStream instead of an exception
        if (inputStream == null) {
            Log.e("Ice Stream", "Page download failed. Unable to create Input Stream.");
            if (callback.GetErrorBoolean() == false) {
                callback.SetErrorBoolean(true);
                callback.SetErrorStringID(R.string.browse_page_download_error);
            }
            urlConnection.disconnect();
            return null;
        }

        // Get the file size
        final int fileSize = urlConnection.getContentLength();

        // Create our buffers
        byte[] byteBuffer = new byte[2048];
        byteArrayBuffer = new ByteArrayBuffer(2048);

        // Download the page
        int amountDownloaded = 0;
        int count;
        while ((count = inputStream.read(byteBuffer, 0, 2048)) != -1) {
            // Check if we got canceled
            if (callback.IsCancelled()) {
                inputStream.close();
                urlConnection.disconnect();
                return null;
            }

            // Add data to the buffer
            byteArrayBuffer.append(byteBuffer, 0, count);

            // Update the downloaded amount
            amountDownloaded += count;
        }

        // Close the connection
        inputStream.close();
        urlConnection.disconnect();

        // Check for amount downloaded calculation error
        if (fileSize != -1 && amountDownloaded != fileSize) {
            Log.w("Ice Stream", "Total amount downloaded (" + amountDownloaded + " bytes) does not "
                    + "match reported content length (" + fileSize + " bytes).");
        }
    } catch (SocketTimeoutException exception) {
        Log.e("Ice Stream", "Page download failed.", exception);
        if (callback.GetErrorBoolean() == false) {
            callback.SetErrorBoolean(true);
            callback.SetErrorStringID(R.string.browse_page_timeout_error);
        }
        return null;
    } catch (IOException exception) {
        Log.e("Ice Stream", "Page download failed.", exception);
        if (callback.GetErrorBoolean() == false) {
            callback.SetErrorBoolean(true);
            callback.SetErrorStringID(R.string.browse_page_download_error);
        }
        return null;
    }

    // Convert things to a string
    return new String(byteArrayBuffer.toByteArray());
}

From source file:net.ftb.util.DownloadUtils.java

/**
 * @param file - the name of the file, as saved to the repo (including extension)
 * @param backupLink - the link of the location to backup to if the repo copy isn't found
 * @return - the direct static link or the backup link if the file isn't found
 *///from w w  w.  j av  a 2s .  c o  m
public static String getStaticCreeperhostLinkOrBackup(String file, String backupLink) {
    String resolved = (downloadServers.containsKey(Settings.getSettings().getDownloadServer()))
            ? "http://" + downloadServers.get(Settings.getSettings().getDownloadServer())
            : Locations.masterRepo;
    resolved += "/FTB2/static/" + file;
    HttpURLConnection connection = null;
    boolean good = false;
    try {
        connection = (HttpURLConnection) new URL(resolved).openConnection();
        connection.setRequestProperty("Cache-Control", "no-transform");
        connection.setRequestMethod("HEAD");
        if (connection.getResponseCode() != 200) {
            for (String server : downloadServers.values()) {
                if (connection.getResponseCode() != 200) {
                    resolved = "http://" + server + "/FTB2/static/" + file;
                    connection = (HttpURLConnection) new URL(resolved).openConnection();
                    connection.setRequestProperty("Cache-Control", "no-transform");
                    connection.setRequestMethod("HEAD");
                } else {
                    if (connection.getResponseCode() == 200)
                        good = true;
                    break;
                }
            }
        } else if (connection.getResponseCode() == 200) {
            good = true;
        }
    } catch (IOException e) {
    }
    connection.disconnect();
    if (good)
        return resolved;
    else {
        Logger.logWarn("Using backupLink for " + file);
        return backupLink;
    }
}

From source file:com.mingsoft.weixin.http.HttpClientConnectionManager.java

/**
 * ?/*from ww  w  .j av a  2s.c  o m*/
 * @param postUrl ?
 * @param param ?
 * @param method 
 * @return null
 */
public static String request(String postUrl, String param, String method) {
    URL url;
    try {
        url = new URL(postUrl);

        HttpURLConnection conn;
        conn = (HttpURLConnection) url.openConnection();
        conn.setConnectTimeout(30000); // ??)
        conn.setReadTimeout(30000); // ????)
        conn.setDoOutput(true); // post??http?truefalse
        conn.setDoInput(true); // ?httpUrlConnectiontrue
        conn.setUseCaches(false); // Post ?
        conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
        conn.setRequestMethod(method);// "POST"GET
        conn.setRequestProperty("Content-Length", param.length() + "");
        String encode = "utf-8";
        OutputStreamWriter out = null;
        out = new OutputStreamWriter(conn.getOutputStream(), encode);
        out.write(param);
        out.flush();

        if (conn.getResponseCode() != HttpURLConnection.HTTP_OK) {
            return null;
        }
        // ??
        BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream(), "UTF-8"));
        String line = "";
        StringBuffer strBuf = new StringBuffer();
        while ((line = in.readLine()) != null) {
            strBuf.append(line).append("\n");
        }
        in.close();
        out.close();
        return strBuf.toString();
    } catch (MalformedURLException e2) {
        // TODO Auto-generated catch block
        e2.printStackTrace();
    } catch (UnsupportedEncodingException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    return null;
}

From source file:com.wisdombud.right.client.common.HttpKit.java

private static HttpURLConnection getHttpConnection(String url, String method, Map<String, String> headers)
        throws IOException, NoSuchAlgorithmException, NoSuchProviderException, KeyManagementException {
    final URL _url = new URL(url);
    final HttpURLConnection conn = (HttpURLConnection) _url.openConnection();
    if (conn instanceof HttpsURLConnection) {
        ((HttpsURLConnection) conn).setSSLSocketFactory(sslSocketFactory);
        ((HttpsURLConnection) conn).setHostnameVerifier(trustAnyHostnameVerifier);
    }/*from  www  .jav  a  2s .com*/

    conn.setRequestMethod(method);
    conn.setDoOutput(true);
    conn.setDoInput(true);

    conn.setConnectTimeout(19000);
    conn.setReadTimeout(19000);

    conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
    conn.setRequestProperty("User-Agent",
            "Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.146 Safari/537.36");

    if (headers != null && !headers.isEmpty()) {
        for (final Entry<String, String> entry : headers.entrySet()) {
            conn.setRequestProperty(entry.getKey(), entry.getValue());
        }
    }

    return conn;
}

From source file:BihuHttpUtil.java

/**
 * ??HTTPJSON?//  w w  w .  j a  va 2s .  c  o m
 * @param url
 * @param jsonStr
 */
public static String sendPostForJson(String url, String jsonStr) {
    StringBuffer sb = new StringBuffer("");
    try {
        //
        URL realUrl = new URL(url);
        HttpURLConnection connection = (HttpURLConnection) realUrl.openConnection();
        connection.setDoOutput(true);
        connection.setDoInput(true);
        connection.setRequestMethod("POST");
        connection.setUseCaches(false);
        connection.setInstanceFollowRedirects(true);
        connection.setRequestProperty("Content-Type", "application/json; charset=UTF-8");
        connection.connect();
        //POST
        DataOutputStream out = new DataOutputStream(connection.getOutputStream());
        out.write(jsonStr.getBytes("UTF-8"));//???
        out.flush();
        out.close();
        //??
        BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
        String lines;
        while ((lines = reader.readLine()) != null) {
            lines = new String(lines.getBytes(), "utf-8");
            sb.append(lines);
        }
        reader.close();
        // 
        connection.disconnect();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return sb.toString();
}

From source file:net.nym.library.http.UploadImagesRequest.java

/**
 * ???/*from   ww w  .java  2 s . co  m*/
 *
 * @param url
 *            Service net address
 * @param params
 *            text content
 * @param files
 *            pictures
 * @return String result of Service response
 * @throws java.io.IOException
 */
public static String postFile(String url, Map<String, Object> params, Map<String, File> files)
        throws IOException {
    String result = "";
    String BOUNDARY = UUID.randomUUID().toString();
    String PREFIX = "--", LINEND = "\r\n";
    String MULTIPART_FROM_DATA = "multipart/form-data";
    String CHARSET = "UTF-8";

    StringBuilder sb = new StringBuilder("?");
    for (Map.Entry<String, Object> entry : params.entrySet()) {
        //                sb.append(PREFIX);
        //                sb.append(BOUNDARY);
        //                sb.append(LINEND);
        //                sb.append("Content-Disposition: form-data; name=\""
        //                        + entry.getKey() + "\"" + LINEND);
        //                sb.append("Content-Type: text/plain; charset=" + CHARSET
        //                        + LINEND);
        //                sb.append("Content-Transfer-Encoding: 8bit" + LINEND);
        //                sb.append(LINEND);
        //                sb.append(entry.getValue());
        //                sb.append(LINEND);
        //                String key = entry.getKey();
        //                sb.append("&");
        //                sb.append(key).append("=").append(params.get(key));
        //                Log.i("%s=%s",key,params.get(key).toString());
        sb.append(entry.getKey()).append("=").append(NetUtil.URLEncode(entry.getValue().toString()))
                .append("&");
    }
    sb.deleteCharAt(sb.length() - 1);
    URL uri = new URL(url + sb.toString());
    HttpURLConnection conn = (HttpURLConnection) uri.openConnection();
    conn.setConnectTimeout(50000);
    conn.setDoInput(true);// ?
    conn.setDoOutput(true);// ?
    conn.setUseCaches(false); // ??
    conn.setRequestMethod("POST");
    conn.setRequestProperty("connection", "keep-alive");
    conn.setRequestProperty("Charsert", "UTF-8");
    conn.setRequestProperty("Content-Type", MULTIPART_FROM_DATA + ";boundary=" + BOUNDARY);
    // ?
    //            StringBuilder sb = new StringBuilder();
    //            for (Map.Entry<String, Object> entry : params.entrySet()) {
    ////                sb.append(PREFIX);
    ////                sb.append(BOUNDARY);
    ////                sb.append(LINEND);
    ////                sb.append("Content-Disposition: form-data; name=\""
    ////                        + entry.getKey() + "\"" + LINEND);
    ////                sb.append("Content-Type: text/plain; charset=" + CHARSET
    ////                        + LINEND);
    ////                sb.append("Content-Transfer-Encoding: 8bit" + LINEND);
    ////                sb.append(LINEND);
    ////                sb.append(entry.getValue());
    ////                sb.append(LINEND);
    //                String key = entry.getKey();
    //                sb.append("&");
    //                sb.append(key).append("=").append(params.get(key));
    //                Log.i("%s=%s",key,params.get(key).toString());
    //            }

    DataOutputStream outStream = new DataOutputStream(conn.getOutputStream());
    //            outStream.write(sb.toString().getBytes());
    // ?
    if (files != null) {
        for (Map.Entry<String, File> file : files.entrySet()) {
            StringBuilder sbFile = new StringBuilder();
            sbFile.append(PREFIX);
            sbFile.append(BOUNDARY);
            sbFile.append(LINEND);
            /**
             * ?? name???key ?key ??
             * filename?????? :abc.png
             */
            sbFile.append("Content-Disposition: form-data; name=\"" + file.getKey() + "\"; filename=\""
                    + file.getValue().getName() + "\"" + LINEND);
            sbFile.append("Content-Type: application/octet-stream; charset=" + CHARSET + LINEND);
            sbFile.append(LINEND);
            Log.i(sbFile.toString());
            outStream.write(sbFile.toString().getBytes());

            InputStream is = new FileInputStream(file.getValue());
            byte[] buffer = new byte[1024];
            int len = 0;
            while ((len = is.read(buffer)) != -1) {
                outStream.write(buffer, 0, len);
            }
            is.close();
            outStream.write(LINEND.getBytes());
        }
        // ?
        byte[] end_data = (PREFIX + BOUNDARY + PREFIX + LINEND).getBytes();
        outStream.write(end_data);
    }

    outStream.flush();
    // ??
    int res = conn.getResponseCode();
    InputStream in = conn.getInputStream();
    StringBuilder sbResult = new StringBuilder();
    if (res == 200) {
        int ch;
        while ((ch = in.read()) != -1) {
            sbResult.append((char) ch);
        }
    }
    result = sbResult.toString();
    outStream.close();
    conn.disconnect();
    return result;
}