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:com.facebook.android.library.Util.java

/**
 * Connect to an HTTP URL and return the response as a string.
 * /*from  ww w  .  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.get(key) instanceof byte[]) {
                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.example.admin.processingboilerplate.JsonIO.java

public static StringBuilder loadString(String url) {
    StringBuilder sb = new StringBuilder();
    try {/*from  w w  w. ja v a2  s. com*/
        URLConnection uc = (new URL(url)).openConnection();
        HttpURLConnection con = url.startsWith("https") ? (HttpsURLConnection) uc : (HttpURLConnection) uc;
        try {
            con.setReadTimeout(6000);
            con.setConnectTimeout(6000);
            con.setRequestMethod("GET");
            con.setDoInput(true);
            con.setRequestProperty("User-Agent", USER_AGENT);
            sb = load(con);
        } catch (IOException e) {
            Log.e("loadJson", e.getMessage(), e);
        } finally {
            con.disconnect();
        }
    } catch (IOException e) {
        Log.e("loadJson", e.getMessage(), e);
    }
    return sb;
}

From source file:com.permpings.utils.facebook.sdk.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 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);
    }
    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 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:Main.java

private static void post(String endpoint, Map<String, String> params) throws IOException {

    URL url;// w w w.ja  v  a 2s .c o  m
    try {
        url = new URL(endpoint);
    } catch (MalformedURLException e) {
        throw new IllegalArgumentException("invalid url: " + endpoint);
    }
    StringBuilder bodyBuilder = new StringBuilder();
    Iterator<Map.Entry<String, String>> iterator = params.entrySet().iterator();
    // constructs the POST body using the parameters
    while (iterator.hasNext()) {
        Map.Entry<String, String> param = iterator.next();
        bodyBuilder.append(param.getKey()).append('=').append(param.getValue());
        if (iterator.hasNext()) {
            bodyBuilder.append('&');
        }
    }
    String body = bodyBuilder.toString();
    Log.v(TAG, "Posting '" + body + "' to " + url);
    byte[] bytes = body.getBytes();
    HttpURLConnection conn = null;
    try {
        Log.e("URL", "> " + url);
        conn = (HttpURLConnection) url.openConnection();
        conn.setDoOutput(true);
        conn.setUseCaches(false);
        conn.setFixedLengthStreamingMode(bytes.length);
        conn.setRequestMethod("POST");
        conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded;charset=UTF-8");
        // post the request
        OutputStream out = conn.getOutputStream();
        out.write(bytes);
        out.close();
        // handle the response
        int status = conn.getResponseCode();
        if (status != 200) {
            throw new IOException("Post failed with error code " + status);
        }
    } finally {
        if (conn != null) {
            conn.disconnect();
        }
    }
}

From source file:com.cloudbees.workflow.Util.java

public static int postToJenkins(Jenkins jenkins, String url, String content, String contentType)
        throws IOException {
    String jenkinsUrl = jenkins.getRootUrl();
    URL urlObj = new URL(jenkinsUrl + url.replace("/jenkins/job/", "job/"));
    HttpURLConnection conn = (HttpURLConnection) urlObj.openConnection();

    try {/*from w  ww . j a v  a 2s.  c o m*/
        conn.setRequestMethod("POST");

        // Set the crumb header, otherwise the POST may be rejected.
        NameValuePair crumbHeader = getCrumbHeaderNVP(jenkins);
        conn.setRequestProperty(crumbHeader.getName(), crumbHeader.getValue());

        if (contentType != null) {
            conn.setRequestProperty("Content-Type", contentType);
        }
        if (content != null) {
            byte[] bytes = content.getBytes(Charset.forName("UTF-8"));

            conn.setDoOutput(true);

            conn.setRequestProperty("Content-Length", String.valueOf(bytes.length));
            final OutputStream os = conn.getOutputStream();
            try {
                os.write(bytes);
                os.flush();
            } finally {
                os.close();
            }
        }

        return conn.getResponseCode();
    } finally {
        conn.disconnect();
    }
}

From source file:eu.eexcess.ddb.recommender.PartnerConnector.java

/**
 * Opens a HTTP connection, gets the response and converts into to a String.
 * //from   w  w  w .j a va2  s.co  m
 * @param urlStr Servers URL
 * @param properties Keys and values for HTTP request properties
 * @return Servers response
 * @throws IOException  If connection could not be established or response code is !=200
 */
public static String httpGet(String urlStr, HashMap<String, String> properties) throws IOException {
    if (properties == null) {
        properties = new HashMap<String, String>();
    }
    // open HTTP connection with URL
    URL url = new URL(urlStr);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    // set properties if any do exist
    for (String key : properties.keySet()) {
        conn.setRequestProperty(key, properties.get(key));
    }
    // test if request was successful (status 200)
    if (conn.getResponseCode() != 200) {
        throw new IOException(conn.getResponseMessage());
    }
    // buffer the result into a string
    InputStreamReader isr = new InputStreamReader(conn.getInputStream(), "UTF-8");
    BufferedReader br = new BufferedReader(isr);
    StringBuilder sb = new StringBuilder();
    String line;
    while ((line = br.readLine()) != null) {
        sb.append(line);
    }
    br.close();
    isr.close();
    conn.disconnect();
    return sb.toString();
}

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

/**
 * Connect to an HTTP URL and return the response as a string.
 * //from w w w .  j  av  a2  s  .  co  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("Mobli-Util", method + " URL: " + url);
    HttpURLConnection conn = (HttpURLConnection) new URL(url).openConnection();
    conn.setRequestProperty("User-Agent",
            System.getProperties().getProperty("http.agent") + " MobliAndroidSDK");
    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 Mobli error
        response = read(conn.getErrorStream());
    }
    return response;
}

From source file:com.memetix.mst.MicrosoftTranslatorAPI.java

/**
 * Gets the OAuth access token./*from   w  ww.  j  a  va  2  s .co m*/
 * @param clientId The Client key.
 * @param clientSecret The Client Secret
 */
public static String getToken(final String clientId, final String clientSecret) throws Exception {
    final String params = "grant_type=client_credentials&scope=http://api.microsofttranslator.com"
            + "&client_id=" + URLEncoder.encode(clientId, ENCODING) + "&client_secret="
            + URLEncoder.encode(clientSecret, ENCODING);

    final URL url = new URL(DatamarketAccessUri);
    final HttpURLConnection uc = (HttpURLConnection) url.openConnection();
    if (referrer != null)
        uc.setRequestProperty("referer", referrer);
    uc.setRequestProperty("Content-Type", "application/x-www-form-urlencoded; charset=" + ENCODING);
    uc.setRequestProperty("Accept-Charset", ENCODING);
    uc.setRequestMethod("POST");
    uc.setDoOutput(true);

    OutputStreamWriter wr = new OutputStreamWriter(uc.getOutputStream());
    wr.write(params);
    wr.flush();

    try {
        final int responseCode = uc.getResponseCode();
        final String result = inputStreamToString(uc.getInputStream());
        if (responseCode != 200) {
            throw new Exception("Error from Microsoft Translator API: " + result);
        }
        return result;
    } finally {
        if (uc != null) {
            uc.disconnect();
        }
    }
}

From source file:gov.nasa.arc.geocam.geocam.HttpPost.java

public static int post(String url, Map<String, String> vars, String fileKey, String fileName,
        InputStream istream, String username, String password) throws IOException {
    HttpURLConnection conn = createConnection(url, username, password);

    try {//from   w ww  .  ja  va  2s.c om
        conn.setRequestMethod("POST");
        conn.setRequestProperty("Connection", "Keep-Alive");
        conn.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + BOUNDARY);

        Log.d("HttpPost", vars.toString());

        DataOutputStream out = new DataOutputStream(conn.getOutputStream());
        assembleMultipart(out, vars, fileKey, fileName, istream);
        istream.close();
        out.flush();

        InputStream in = conn.getInputStream();
        BufferedReader reader = new BufferedReader(new InputStreamReader(in), 2048);

        // Set postedSuccess to true if there is a line in the HTTP response in
        // the form "GEOCAM_SHARE_POSTED <file>" where <file> equals fileName.
        // Our old success condition was just checking for HTTP return code 200; turns
        // out that sometimes gives false positives.
        Boolean postedSuccess = false;
        for (String line = reader.readLine(); line != null; line = reader.readLine()) {
            //Log.d("HttpPost", line);
            if (!postedSuccess && line.contains("GEOCAM_SHARE_POSTED")) {
                String[] vals = line.trim().split("\\s+");
                for (int i = 0; i < vals.length; ++i) {
                    //String filePosted = vals[1];
                    if (vals[i].equals(fileName)) {
                        Log.d(GeoCamMobile.DEBUG_ID, line);
                        postedSuccess = true;
                        break;
                    }
                }
            }
        }
        out.close();

        int responseCode = 0;
        responseCode = conn.getResponseCode();
        if (responseCode == 200 && !postedSuccess) {
            // our code for when we got value 200 but no confirmation
            responseCode = -3;
        }
        return responseCode;
    } catch (UnsupportedEncodingException e) {
        throw new IOException("HttpPost - Encoding exception: " + e);
    }

    // ??? when would this ever be thrown?
    catch (IllegalStateException e) {
        throw new IOException("HttpPost - IllegalState: " + e);
    }

    catch (IOException e) {
        try {
            return conn.getResponseCode();
        } catch (IOException f) {
            throw new IOException("HttpPost - IOException: " + e);
        }
    }
}

From source file:Main.java

public static String doGet(String urlStr) {
    URL url = null;//ww  w .j  a  va 2s .co  m
    HttpURLConnection conn = null;
    InputStream is = null;
    ByteArrayOutputStream baos = null;
    try {
        url = new URL(urlStr);
        conn = (HttpURLConnection) url.openConnection();
        conn.setReadTimeout(TIMEOUT_IN_MILLIONS);
        conn.setConnectTimeout(TIMEOUT_IN_MILLIONS);
        conn.setRequestMethod("GET");
        conn.setRequestProperty("accept", "*/*");
        conn.setRequestProperty("connection", "Keep-Alive");
        if (conn.getResponseCode() == 200) {
            is = conn.getInputStream();
            baos = new ByteArrayOutputStream();
            int len = -1;
            byte[] buf = new byte[128];

            while ((len = is.read(buf)) != -1) {
                baos.write(buf, 0, len);
            }
            baos.flush();
            return baos.toString();
        } else {
            throw new RuntimeException(" responseCode is not 200 ... ");
        }

    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        try {
            if (is != null)
                is.close();
        } catch (IOException e) {
        }
        try {
            if (baos != null)
                baos.close();
        } catch (IOException e) {
        }
        conn.disconnect();
    }

    return null;

}