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:vocab.VocabUtils.java

/**
 * Jena fails to load models in https with content negotiation. Therefore I do
 * the negotiation here directly/*from w w  w.ja  v a 2s .com*/
 */
private static void doContentNegotiation(OntModel model, Vocabulary v, String accept, String serialization) {
    try {
        model.read(v.getUri(), null, serialization);

    } catch (Exception e) {
        try {
            System.out.println("Failed to read the ontology. Doing content negotiation");
            URL url = new URL(v.getUri());
            HttpURLConnection connection = (HttpURLConnection) url.openConnection();
            connection.setRequestMethod("GET");
            connection.setInstanceFollowRedirects(true);
            connection.setRequestProperty("Accept", accept);

            int status = connection.getResponseCode();
            if (status == HttpURLConnection.HTTP_SEE_OTHER || status == HttpURLConnection.HTTP_MOVED_TEMP
                    || status == HttpURLConnection.HTTP_MOVED_PERM) {
                String newUrl = connection.getHeaderField("Location");
                //v.setUri(newUrl);
                connection = (HttpURLConnection) new URL(newUrl).openConnection();
                connection.setRequestProperty("Accept", accept);
                InputStream in = (InputStream) connection.getInputStream();
                model.read(in, null, serialization);
            }
        } catch (Exception e2) {
            System.out.println("Failed to read the ontology");
        }
    }
}

From source file:com.book.jtm.chap03.HttpClientDemo.java

public static void sendRequest(String method, String url) throws IOException {
    InputStream is = null;/*from   w  w  w  .  j  a v a2  s. com*/
    try {
        URL newUrl = new URL(url);
        HttpURLConnection conn = (HttpURLConnection) newUrl.openConnection();
        // ?10
        conn.setReadTimeout(10000);
        // 15
        conn.setConnectTimeout(15000);
        // ?,GET"GET",post"POST"
        conn.setRequestMethod("GET");
        // ??
        conn.setDoInput(true);
        // ??,????
        conn.setDoOutput(true);
        // Header
        conn.setRequestProperty("Connection", "Keep-Alive");
        // ?
        List<NameValuePair> paramsList = new ArrayList<NameValuePair>();
        paramsList.add(new BasicNameValuePair("username", "mr.simple"));
        paramsList.add(new BasicNameValuePair("pwd", "mypwd"));
        writeParams(conn.getOutputStream(), paramsList);

        // ?
        conn.connect();
        is = conn.getInputStream();
        // ?
        String result = convertStreamToString(is);
        Log.i("", "###  : " + result);
    } finally {
        if (is != null) {
            is.close();
        }
    }
}

From source file:com.ibuildapp.romanblack.CataloguePlugin.utils.Utils.java

/**
 * Likes video with given position.//from  ww w.  ja  va 2s. c  om
 */
public static boolean like(final String innerurl) {
    try {
        String url = "https://graph.facebook.com/me/og.likes";

        HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
        conn.setRequestProperty("Accept-Encoding", "identity");
        conn.setRequestProperty("charset", "utf-8");
        conn.setRequestProperty("User-Agent",
                "Mozilla/5.0 (iPhone; U; " + "CPU iPhone OS 4_0 like Mac OS X; en-us) AppleWebKit/532.9 "
                        + "(KHTML, like Gecko) Version/4.0.5 Mobile/8A293 " + "Safari/6531.22.7");

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

        StringBuilder sb = new StringBuilder();
        sb.append("method=");
        sb.append("POST");
        sb.append("&");
        sb.append("access_token=");
        sb.append(Authorization.getAuthorizedUser(Authorization.AUTHORIZATION_TYPE_FACEBOOK).getAccessToken());
        sb.append("&");
        sb.append("object=");
        sb.append(URLEncoder.encode(innerurl));

        String params = sb.toString();

        conn.getOutputStream().write(params.getBytes("UTF-8"));

        String response = "";
        try {
            InputStream in = conn.getInputStream();

            StringBuilder sbr = new StringBuilder();
            BufferedReader r = new BufferedReader(new InputStreamReader(in), 1000);
            for (String line = r.readLine(); line != null; line = r.readLine()) {
                sbr.append(line);
            }
            in.close();

            response = sbr.toString();
        } catch (FileNotFoundException e) {
            InputStream in = conn.getErrorStream();

            StringBuilder sbr = new StringBuilder();
            BufferedReader r = new BufferedReader(new InputStreamReader(in), 1000);
            for (String line = r.readLine(); line != null; line = r.readLine()) {
                sbr.append(line);
            }
            in.close();

            response = sbr.toString();
            Log.e(TAG, "response = " + response);
        }

        try {
            JSONObject obj = new JSONObject(response);
            obj.getString("id");
            return true;

        } catch (JSONException jSONEx) {
            //    fb       
            //                      // ?   ?  ?  ?   ?
            conn = (HttpURLConnection) new URL(url).openConnection();
            conn.setRequestProperty("Accept-Encoding", "identity");
            conn.setRequestProperty("charset", "utf-8");
            conn.setRequestProperty("User-Agent",
                    "Mozilla/5.0 (iPhone; U; " + "CPU iPhone OS 4_0 like Mac OS X; en-us) AppleWebKit/532.9 "
                            + "(KHTML, like Gecko) Version/4.0.5 Mobile/8A293 " + "Safari/6531.22.7");

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

            sb = new StringBuilder();
            sb.append("method=");
            sb.append("POST");
            sb.append("&");
            sb.append("access_token=");
            sb.append(Authorization.getAuthorizedUser(Authorization.AUTHORIZATION_TYPE_FACEBOOK)
                    .getAccessToken());
            sb.append("&");
            sb.append("object=");
            sb.append(URLEncoder.encode(innerurl));

            params = sb.toString();

            conn.getOutputStream().write(params.getBytes("UTF-8"));

            try {
                InputStream in = conn.getInputStream();

                StringBuilder sbr = new StringBuilder();
                BufferedReader r = new BufferedReader(new InputStreamReader(in), 1000);
                for (String line = r.readLine(); line != null; line = r.readLine()) {
                    sbr.append(line);
                }
                in.close();

                response = sbr.toString();
                Log.e(TAG, "response2 = " + response);

                try {
                    JSONObject obj = new JSONObject(response);
                    obj.getString("id");
                    return true;
                } catch (JSONException e) {
                    return false;
                }
            } catch (FileNotFoundException e) {
                return false;
            }
        }
    } catch (MalformedURLException mURLEx) {
        Log.d("", "");
        return false;
    } catch (IOException iOEx) {
        Log.d("", "");
        return false;
    } catch (Exception ex) {
        Log.d("", "");
        return false;
    }
}

From source file:com.wx.kernel.util.HttpKit.java

private static HttpURLConnection getHttpConnection(String url, String method, Map<String, String> headers)
        throws IOException, NoSuchAlgorithmException, NoSuchProviderException, KeyManagementException {
    URL _url = new URL(url);
    HttpURLConnection conn = (HttpURLConnection) _url.openConnection();
    if (conn instanceof HttpsURLConnection) {
        ((HttpsURLConnection) conn).setSSLSocketFactory(sslSocketFactory);
        ((HttpsURLConnection) conn).setHostnameVerifier(trustAnyHostnameVerifier);
    }//from  w  ww.ja v  a  2s . c o m

    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 (Entry<String, String> entry : headers.entrySet())
            conn.setRequestProperty(entry.getKey(), entry.getValue());

    return conn;
}

From source file:com.webarch.common.net.http.HttpService.java

/**
 * ?url//from   w w  w .  j a v a 2  s  .c om
 *
 * @param inputStream ?
 * @param fileName    ??
 * @param fileType    
 * @param contentType 
 * @param identity    
 * @return 
 */
public static String uploadMediaFile(String requestUrl, FileInputStream inputStream, String fileName,
        String fileType, String contentType, String identity) {
    String lineEnd = System.getProperty("line.separator");
    String twoHyphens = "--";
    String boundary = "*****";
    String result = null;
    try {
        //?
        URL submit = new URL(requestUrl);
        HttpURLConnection conn = (HttpURLConnection) submit.openConnection();
        //
        conn.setDoInput(true);
        conn.setDoOutput(true);
        conn.setUseCaches(false);
        //?
        conn.setRequestMethod("POST");
        conn.setRequestProperty("Connection", "Keep-Alive");
        conn.setRequestProperty("Charset", DEFAULT_CHARSET);
        conn.setRequestProperty("Content-Type", "multipart/form-data;boundary=" + boundary);
        //??
        DataOutputStream dos = new DataOutputStream(conn.getOutputStream());
        dos.writeBytes(twoHyphens + boundary + lineEnd);
        dos.writeBytes("Content-Disposition: form-data; name=\"file\";filename=\"" + fileName
                + ";Content-Type=\"" + contentType + lineEnd);
        dos.writeBytes(lineEnd);

        byte[] buffer = new byte[8192]; // 8k
        int count = 0;
        while ((count = inputStream.read(buffer)) != -1) {
            dos.write(buffer, 0, count);
        }
        inputStream.close(); //?
        dos.writeBytes(lineEnd);
        dos.writeBytes(twoHyphens + boundary + twoHyphens + lineEnd);
        dos.flush();

        InputStream is = conn.getInputStream();
        InputStreamReader isr = new InputStreamReader(is, DEFAULT_CHARSET);
        BufferedReader br = new BufferedReader(isr);
        result = br.readLine();
        dos.close();
        is.close();
    } catch (IOException e) {
        logger.error("", e);
    }
    return result;
}

From source file:com.data.pack.Util.java

/**
 * Connect to an HTTP URL and return the response as a string.
 * //from   w  ww . j  a v  a  2 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);
    }
    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()) {
            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:io.andyc.papercut.api.PrintApi.java

/**
 * Queries the remote Papercut server to get the status of the file
 *
 * e.g./* w  w w  . j av  a 2  s  .co m*/
 *
 * {"status":{"code":"hold-release","complete":false,"text":"Held in a
 * queue","formatted":"Held in a queue"},"documentName":"test.rtf",
 * "printer":"Floor1 (Full Colour)","pages":1,"cost":"$0.10"}
 *
 * @param printJob {PrintJob} - the file to check the status on
 *
 * @return {String} - JSON String which includes file metadata
 *
 * @throws NoStatusURLSetException
 * @throws IOException
 */
public static PrintStatusData getFileStatus(PrintJob printJob) throws NoStatusURLSetException, IOException {
    if (Objects.equals(printJob.getStatusCheckURL(), "") || printJob.getStatusCheckURL() == null) {
        throw new NoStatusURLSetException();
    }

    // from: http://stackoverflow.com/a/29889139/2605221
    StringBuilder stringBuffer = new StringBuilder("");
    URL url = new URL(printJob.getStatusCheckURL());
    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setRequestProperty("User-Agent", "");
    connection.setRequestMethod("GET");
    connection.setRequestProperty("Accept", "application/json");
    connection.setDoInput(true);
    connection.connect();

    InputStream inputStream = connection.getInputStream();

    BufferedReader rd = new BufferedReader(new InputStreamReader(inputStream));
    String line = "";
    while ((line = rd.readLine()) != null) {
        stringBuffer.append(line);
    }
    return new ObjectMapper().readValue(stringBuffer.toString(), PrintStatusData.class);
}

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

/**
 * Checks the file for corruption.//  ww w  .  j av  a2  s  .  co m
 * @param file - File to check
 * @param url - base url to grab md5 with old method
 * @return boolean representing if it is valid
 * @throws IOException 
 */
public static boolean backupIsValid(File file, String url) throws IOException {
    Logger.logInfo("Issue with new md5 method, attempting to use backup method.");
    String content = null;
    Scanner scanner = null;
    String resolved = (downloadServers.containsKey(Settings.getSettings().getDownloadServer()))
            ? "http://" + downloadServers.get(Settings.getSettings().getDownloadServer())
            : Locations.masterRepo;
    resolved += "/md5/FTB2/" + url;
    HttpURLConnection connection = null;
    try {
        connection = (HttpURLConnection) new URL(resolved).openConnection();
        connection.setRequestProperty("Cache-Control", "no-transform");
        int response = connection.getResponseCode();
        if (response == 200) {
            scanner = new Scanner(connection.getInputStream());
            scanner.useDelimiter("\\Z");
            content = scanner.next();
        }
        if (response != 200 || (content == null || content.isEmpty())) {
            for (String server : backupServers.values()) {
                resolved = "http://" + server + "/md5/FTB2/" + url.replace("/", "%5E");
                connection = (HttpURLConnection) new URL(resolved).openConnection();
                connection.setRequestProperty("Cache-Control", "no-transform");
                response = connection.getResponseCode();
                if (response == 200) {
                    scanner = new Scanner(connection.getInputStream());
                    scanner.useDelimiter("\\Z");
                    content = scanner.next();
                    if (content != null && !content.isEmpty()) {
                        break;
                    }
                }
            }
        }
    } catch (IOException e) {
    } finally {
        connection.disconnect();
        if (scanner != null) {
            scanner.close();
        }
    }
    String result = fileMD5(file);
    Logger.logInfo("Local: " + result.toUpperCase());
    Logger.logInfo("Remote: " + content.toUpperCase());
    return content.equalsIgnoreCase(result);
}

From source file:com.expertiseandroid.lib.sociallib.utils.Utils.java

/**
 * Sends a POST request with an attached object
 * @param url the url that should be opened
 * @param params the body parameters/*from   w  w  w .  java2s  . com*/
 * @param attachment the object to be attached
 * @return the response
 * @throws IOException
 */
public static String postWithAttachment(String url, Map<String, String> params, Object attachment)
        throws IOException {
    String boundary = generateBoundaryString(10);
    URL servUrl = new URL(url);
    HttpURLConnection conn = (HttpURLConnection) servUrl.openConnection();
    conn.setRequestProperty("User-Agent", System.getProperties().getProperty("http.agent") + SOCIALLIB);
    conn.setRequestMethod("POST");
    String contentType = "multipart/form-data; boundary=" + boundary;
    conn.setRequestProperty("Content-Type", contentType);

    byte[] body = generatePostBody(params, attachment, boundary);

    conn.setDoOutput(true);
    conn.connect();
    OutputStream out = conn.getOutputStream();
    out.write(body);
    InputStream is = null;
    try {
        is = conn.getInputStream();
    } catch (FileNotFoundException e) {
        is = conn.getErrorStream();
    } catch (Exception e) {
        int statusCode = conn.getResponseCode();
        Log.e("Response code", "" + statusCode);
        return conn.getResponseMessage();
    }

    BufferedReader r = new BufferedReader(new InputStreamReader(is));
    StringBuilder sb = new StringBuilder();
    String l;
    while ((l = r.readLine()) != null)
        sb.append(l).append('\n');
    out.close();
    is.close();
    if (conn != null)
        conn.disconnect();
    return sb.toString();
}

From source file:net.drgnome.virtualpack.util.Util.java

public static boolean hasUpdate(int projectID, String version) {
        try {/*  w  w w . j a va  2  s. c om*/
            HttpURLConnection con = (HttpURLConnection) (new URL(
                    "https://api.curseforge.com/servermods/files?projectIds=" + projectID)).openConnection();
            con.setConnectTimeout(5000);
            con.setRequestMethod("GET");
            con.setRequestProperty("User-Agent", "Mozilla/4.0 (compatible; JVM)");
            con.setRequestProperty("Pragma", "no-cache");
            con.connect();
            JSONArray json = (JSONArray) JSONValue.parse(new InputStreamReader(con.getInputStream()));
            String[] cdigits = ((String) ((JSONObject) json.get(json.size() - 1)).get("name")).toLowerCase()
                    .split("\\.");
            String[] vdigits = version.toLowerCase().split("\\.");
            int max = vdigits.length > cdigits.length ? cdigits.length : vdigits.length;
            int a;
            int b;
            for (int i = 0; i < max; i++) {
                a = b = 0;
                try {
                    a = Integer.parseInt(cdigits[i]);
                } catch (Exception e1) {
                    char[] c = cdigits[i].toCharArray();
                    for (int j = 0; j < c.length; j++) {
                        a += (c[j] << ((c.length - (j + 1)) * 8));
                    }
                }
                try {
                    b = Integer.parseInt(vdigits[i]);
                } catch (Exception e1) {
                    char[] c = vdigits[i].toCharArray();
                    for (int j = 0; j < c.length; j++) {
                        b += (c[j] << ((c.length - (j + 1)) * 8));
                    }
                }
                if (a > b) {
                    return true;
                } else if (a < b) {
                    return false;
                } else if ((i == max - 1) && (cdigits.length > vdigits.length)) {
                    return true;
                }
            }
        } catch (Exception e) {
        }
        return false;
    }