Example usage for java.net HttpURLConnection getHeaderFields

Introduction

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

Prototype

public Map<String, List<String>> getHeaderFields() 

Source Link

Document

Returns an unmodifiable Map of the header fields.

Usage

From source file:silvertrout.plugins.trace.OperatorFinder.java

static private String getOperator(String areaCode, String number) throws Exception {

    // Pre step//  w  ww.  jav a 2s . co m
    // ================================================================
    HttpURLConnection l = (HttpURLConnection) (new URL("https://pts.siriusit.net/net/PTS/etjansterStart"
            + "/svenska/Om_Webbplatsen/Nummerkapacitet_r" + "/Enskilt+nummer").openConnection());
    l.setDoInput(true);
    l.setDoOutput(false);

    // Fetch cookies needed for later.
    String cookies = "";
    for (Map.Entry<String, List<String>> header : l.getHeaderFields().entrySet()) {
        if (header.getKey() != null && header.getKey().equals("Set-Cookie")) {
            for (String s : header.getValue()) {
                cookies += s.substring(0, s.indexOf(";")) + "; ";
            }
        }
    }
    cookies = cookies.substring(0, cookies.length() - 2);

    // Lookup step
    // ================================================================
    URL url = new URL(URL_SERVER + "/" + URL_PATH);
    HttpURLConnection con = (HttpURLConnection) url.openConnection();

    //con.setFollowRedirects(true);
    con.setDoOutput(true);
    con.setRequestProperty("Cookie", cookies);
    con.setRequestProperty("User-Agent", "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0)");

    //con.setRequestMethod("POST");

    // Post request
    OutputStreamWriter out = new OutputStreamWriter(con.getOutputStream());
    String outdata = "action=search" + "&ndc=" + URLEncoder.encode(areaCode.substring(1), "UTF-8") + "&number="
            + URLEncoder.encode(number, "UTF-8") + "&search=" + URLEncoder.encode("Sk", "UTF-8") + "\r\n";
    out.write(outdata);
    out.close();

    // Read in response
    BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));

    String result = "", decodedString = "";
    while ((decodedString = in.readLine()) != null) {
        result += decodedString;
    }
    in.close();

    // Find number
    int spos = result.indexOf(TAG_START) + TAG_START.length();
    number = result.substring(spos);
    int epos = number.indexOf(TAG_END);
    number = number.substring(0, epos);

    return StringEscapeUtils.unescapeHtml4(number);
}

---

From source file:org.javaweb.utils.HttpRequestUtils.java

/**
 * HTTP????HttpResponse/*from  w w  w .  ja va 2s.  c  o  m*/
 *
 * @param httpURLConnection
 * @param response
 * @throws IOException
 */
public static void setResponse(HttpURLConnection httpURLConnection, HttpResponse response) throws IOException {
    response.setStatusCode(httpURLConnection.getResponseCode());
    response.setStatusMessage(httpURLConnection.getResponseMessage());
    response.setContentType(httpURLConnection.getContentType());
    response.setHeader(new CaseInsensitiveMap(httpURLConnection.getHeaderFields()));
    response.setLastModified(httpURLConnection.getLastModified());

    // ?Cookie
    setCookies(response);
}

---

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

public static void debugConnection(URLConnection c, boolean forceDebug) {
    if (Settings.getSettings().getDebugLauncher() || forceDebug) {
        if (!(c instanceof HttpURLConnection)) {
            Logger.logDebug("Something bad just happened.");
        }/* ww w .java2s.c  o m*/

        // for IP we need to use reflection or pass url here and rely on dns caching
        // ref: https://community.oracle.com/thread/2149226

        HttpURLConnection conn = (HttpURLConnection) c;
        int responseCode;
        try {
            responseCode = conn.getResponseCode();
        } catch (Exception e) {
            responseCode = -1;
            Logger.logDebug("failed", e);
        }

        Logger.logDebug("Request type: " + conn.getRequestMethod());
        Logger.logDebug("URL: " + conn.getURL());
        Logger.logDebug("Response code: " + responseCode);
        Logger.logDebug("Headers:\n" + AppUtils.MapListToString(conn.getHeaderFields()));
        Logger.logDebug("Message body\n" + AppUtils.ConnectionToString(conn));
        if (conn.getURL().toString().contains("ftb.cursecdn.com")) {
            DownloadUtils.CloudFlareInspector("http://ftb.cursecdn.com/", true);
        }
    }
}

---

From source file:cn.kk.exia.MangaDownloader.java

public static final boolean appendCookies(final StringBuffer cookies, final HttpURLConnection conn)
        throws IOException {
    try {/*from   ww w .  jav  a 2s  .  c o  m*/
        boolean changed = false;
        final List<String> values = conn.getHeaderFields().get("Set-Cookie");
        if (values != null) {
            for (final String v : values) {
                if (v.indexOf("deleted") == -1) {
                    if (cookies.length() > 0) {
                        cookies.append("; ");
                    }
                    cookies.append(v.split(";")[0]);
                    changed = true;
                }
            }
        }
        return changed;
    } catch (final Throwable e) {
        throw new IOException(e);
    }
}

---

From source file:org.apache.rya.accumulo.mr.merge.util.TimeUtils.java

/**
 * Gets the remote machine's system time by checking the DATE field in the header
 * from a HTTP HEAD method response./*from www  .j a v  a2 s. c om*/
 * @param urlString the URL string of the remote machine's web server to connect to.
 * @return the remote machine's system {@link Date} or {@code null}.
 * @throws IOException
 * @throws ParseException
 */
public static Date getRemoteMachineDate(final String urlString) throws IOException, ParseException {
    Date remoteDate = null;
    HttpURLConnection conn = null;
    try {
        final URL url = new URL(urlString);

        // Set up the initial connection
        conn = (HttpURLConnection) url.openConnection();
        // Use HEAD instead of GET so content isn't returned.
        conn.setRequestMethod(HttpMethods.HEAD);
        conn.setDoOutput(false);
        conn.setReadTimeout(10000);

        conn.connect();

        final Map<String, List<String>> header = conn.getHeaderFields();
        for (final String key : header.keySet()) {
            if (key != null && HttpHeaders.DATE.equals(key)) {
                final List<String> data = header.get(key);
                final String dateString = data.get(0);
                final SimpleDateFormat sdf = new SimpleDateFormat("EEE, dd MMM yyyy HH:mm:ss Z");
                remoteDate = sdf.parse(dateString);
                break;
            }
        }
    } finally {
        // Close the connection
        conn.disconnect();
    }

    return remoteDate;
}

---

From source file:org.kymjs.kjframe.http.httpclient.HttpRequestBuilder.java

/**
 * Open the {@link InputStream} of an Http response. This method supports
 * GZIP and DEFLATE responses./*from  w w w .j a v  a 2 s .c o m*/
 */
private static InputStream getInputStream(HttpURLConnection conn) throws IOException {
    final List<String> contentEncodingValues = conn.getHeaderFields().get("Content-Encoding");
    if (contentEncodingValues != null) {
        for (final String contentEncoding : contentEncodingValues) {
            if (contentEncoding != null) {
                if (contentEncoding.contains("gzip")) {
                    return new GZIPInputStream(conn.getInputStream());
                }
                if (contentEncoding.contains("deflate")) {
                    return new InflaterInputStream(conn.getInputStream(), new Inflater(true));
                }
            }
        }
    }
    return conn.getInputStream();
}

---

From source file:org.kymjs.kjframe.http.httpclient.HttpRequestBuilder.java

/**
 * Open the error {@link InputStream} of an Http response. This method
 * supports GZIP and DEFLATE responses.//  w ww  . ja v a  2  s  .  c o m
 */
private static InputStream getErrorStream(HttpURLConnection conn) throws IOException {
    final List<String> contentEncodingValues = conn.getHeaderFields().get("Content-Encoding");
    if (contentEncodingValues != null) {
        for (final String contentEncoding : contentEncodingValues) {
            if (contentEncoding != null) {
                if (contentEncoding.contains("gzip")) {
                    return new GZIPInputStream(conn.getErrorStream());
                }
                if (contentEncoding.contains("deflate")) {
                    return new InflaterInputStream(conn.getErrorStream(), new Inflater(true));
                }
            }
        }
    }
    return conn.getErrorStream();
}

---

From source file:com.talk.demo.util.NetworkUtilities.java

public static String authenticate(String username, String password) {
    String authToken = null;//from  w w w . jav a  2s .  c  om
    String csrfToken2 = null;
    try {
        HttpURLConnection conn = HttpRequest.get(AUTH_URI).getConnection();
        //ToDo: cookie header may be null, should fix it.
        List<String> temp = conn.getHeaderFields().get("Set-Cookie");
        String cookieHeader = null;
        String csrfToken = null;
        if (null != temp && !temp.isEmpty()) {
            cookieHeader = temp.get(0);

            Log.d(TAG, "cookie: " + cookieHeader);

            csrfToken = cookieHeader.split(";")[0];
            Log.d(TAG, "csrf token : " + csrfToken);
        }

        HttpRequest request = HttpRequest.post(AUTH_URI);
        String name = username;
        String passwd = password;
        Map<String, String> data = new HashMap<String, String>();
        data.put("username", name);
        data.put("password", passwd);
        if (csrfToken != null)
            data.put("csrfmiddlewaretoken", csrfToken.substring(10));
        Log.d(TAG, "name: " + username + " passwd: " + password);
        // X-CSRFToken
        Map<String, String> headers = new HashMap<String, String>();
        headers.put("Content-Type", "text/html");
        if (csrfToken != null)
            headers.put("Cookie", csrfToken);

        request.headers(headers);
        request.followRedirects(false);
        HttpRequest conn4Session = request.form(data);
        conn4Session.code();
        HttpURLConnection sessionConnection = conn4Session.getConnection();
        try {
            int result = sessionConnection.getResponseCode();
            Log.e(TAG, "get response code : " + result);
            List<String> responseList = sessionConnection.getHeaderFields().get("Set-Cookie");

            if (null != responseList) {
                for (String resItem : responseList) {
                    Log.d(TAG, "cookie session: " + resItem);
                    if (resItem.contains("sessionid")) {
                        authToken = resItem.split(";")[0];
                        Log.d(TAG, "session :" + authToken);
                        NetData.setSessionId(authToken);
                    }

                    if (resItem.contains("csrftoken")) {
                        csrfToken2 = resItem.split(";")[0];
                        Log.d(TAG, "csrf token :" + csrfToken2);
                        NetData.setCsrfToken(csrfToken2);
                    }

                }
            }

        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

    } catch (HttpRequestException exception) {
        Log.d(TAG, "exception : " + exception.toString());
        return null;
    } finally {
        Log.v(TAG, "getAuthtoken completing");
    }

    if ((authToken != null) && (authToken.length() > 0)) {
        Log.v(TAG, "Successful authentication");
        return authToken + ";" + csrfToken2;
    } else {
        Log.e(TAG, "Error authenticating");
        return null;
    }

}

---

From source file:com.talk.demo.util.NetworkUtilities.java

public static void shareRecord(RawRecord raw, String oring, String target)
        throws JSONException, ParseException, IOException {
    HttpURLConnection conn = HttpRequest.get(AUTH_URI).getConnection();

    /*/*  w  w w  . ja va 2 s .c o  m*/
     * cookieHeader may be null cause NullPointerException
     * ToDo: write the whole code completely
     */
    List<String> temp = conn.getHeaderFields().get("Set-Cookie");
    String cookieHeader = null;
    String csrfToken = null;
    if (null != temp && !temp.isEmpty()) {
        cookieHeader = temp.get(0);

        Log.d(TAG, "cookie: " + cookieHeader);

        csrfToken = cookieHeader.split(";")[0];
        Log.d(TAG, "csrf token : " + csrfToken);
    }

    JSONObject jsonRecord = raw.toJSONObject();
    // Prepare our POST data
    final ArrayList<NameValuePair> params = new ArrayList<NameValuePair>();
    params.add(new BasicNameValuePair(PARAM_USERNAME, oring));
    params.add(new BasicNameValuePair("records", jsonRecord.toString()));
    params.add(new BasicNameValuePair("target", target));
    if (csrfToken != null)
        params.add(new BasicNameValuePair("csrfmiddlewaretoken", csrfToken.substring(10)));
    HttpEntity entity = new UrlEncodedFormEntity(params, HTTP.UTF_8);
    final HttpPost post = new HttpPost(SHARE_RECORDS_URI);
    post.addHeader(entity.getContentType());
    if (csrfToken != null)
        post.addHeader("Cookie", csrfToken);
    post.setEntity(entity);
    final HttpResponse resp = getHttpClient().execute(post);
    final String response = EntityUtils.toString(resp.getEntity());
    if (resp.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
        Log.d(TAG, "finish!!");
    }
}

---

From source file:com.talk.demo.util.NetworkUtilities.java

/**
 * Connects to the SampleSync test server, authenticates the provided
 * username and password./*from  w  ww .j  av a 2 s.  c om*/
 *
 * @param username The server account username
 * @param password The server account password
 * @return String The authentication token returned by the server (or null)
 */
/*
public static String authenticate(String username, String password) {
        
final HttpResponse resp;
final ArrayList<NameValuePair> params = new ArrayList<NameValuePair>();
params.add(new BasicNameValuePair(PARAM_USERNAME, username));
params.add(new BasicNameValuePair(PARAM_PASSWORD, password));
final HttpEntity entity;
try {
    entity = new UrlEncodedFormEntity(params);
} catch (final UnsupportedEncodingException e) {
    // this should never happen.
    throw new IllegalStateException(e);
}
Log.i(TAG, "Authenticating to: " + AUTH_URI);
final HttpPost post = new HttpPost(AUTH_URI);
post.addHeader(entity.getContentType());
post.setEntity(entity);
try {
    resp = getHttpClient().execute(post);
    String authToken = null;
    if (resp.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
        InputStream istream = (resp.getEntity() != null) ? resp.getEntity().getContent()
                : null;
        if (istream != null) {
            BufferedReader ireader = new BufferedReader(new InputStreamReader(istream));
            authToken = ireader.readLine().trim();
        }
    }
    if ((authToken != null) && (authToken.length() > 0)) {
        Log.v(TAG, "Successful authentication");
        return authToken;
    } else {
        Log.e(TAG, "Error authenticating" + resp.getStatusLine());
        return null;
    }
} catch (final IOException e) {
    Log.e(TAG, "IOException when getting authtoken", e);
    return null;
} finally {
    Log.v(TAG, "getAuthtoken completing");
}
}
*/

public static String signup(String username, String email, String password) {
    String authToken = null;
    String csrfToken2 = null;
    try {
        HttpURLConnection conn = HttpRequest.get(SIGNUP_URI).getConnection();
        //ToDo: cookie header may be null, should fix it.
        List<String> cookieHeader = conn.getHeaderFields().get("Set-Cookie");
        for (String resItem : cookieHeader) {
            Log.d(TAG, "cookie session: " + resItem);
            if (resItem.contains("sessionid")) {
                authToken = resItem.split(";")[0];
                Log.d(TAG, "session :" + authToken);
            }

            if (resItem.contains("csrftoken")) {
                csrfToken2 = resItem.split(";")[0];
                Log.d(TAG, "csrf token :" + csrfToken2);
            }

        }
        Log.d(TAG, "cookie: " + cookieHeader);

        String csrfToken = csrfToken2;
        Log.d(TAG, "csrf token : " + csrfToken);

        HttpRequest request = HttpRequest.post(SIGNUP_URI);
        String name = username;
        String mail = email;
        String passwd = password;
        Map<String, String> data = new HashMap<String, String>();
        data.put("username", name);
        data.put("email", mail);
        data.put("password", passwd);
        data.put("password_confirm", passwd);
        data.put("csrfmiddlewaretoken", csrfToken.substring(10));
        Log.d(TAG, "name: " + username + " passwd: " + password);
        // X-CSRFToken
        Map<String, String> headers = new HashMap<String, String>();
        headers.put("Content-Type", "text/html");
        headers.put("Cookie", csrfToken);
        Log.d(TAG, "our cookie: " + csrfToken);
        request.headers(headers);
        //request.followRedirects(false);
        HttpRequest conn4Session = request.form(data);
        conn4Session.code();
        HttpURLConnection sessionConnection = conn4Session.getConnection();
        try {
            int result = sessionConnection.getResponseCode();
            Log.e(TAG, "get response code : " + result);

        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

    } catch (HttpRequestException exception) {
        Log.d(TAG, "exception : " + exception.toString());
        return null;
    } finally {
        Log.v(TAG, "signup completing");
    }

    return "ok";

}

---

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