Example usage for java.net HttpURLConnection getHeaderField

List of usage examples for java.net HttpURLConnection getHeaderField

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Introduction

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

Prototype

public String getHeaderField(int n)

Source Link

Document

Returns the value for the n th header field.

Usage

From source file:org.wso2.msf4j.HttpServerTest.java

@Test
public void testGzipCompressionWithGzipAccept() throws Exception {
    HttpURLConnection urlConn = request("/test/v1/gzipfile", HttpMethod.GET);
    urlConn.addRequestProperty(HttpHeaders.ACCEPT_ENCODING, "gzip");
    assertEquals(Response.Status.OK.getStatusCode(), urlConn.getResponseCode());
    String contentEncoding = urlConn.getHeaderField(HttpHeaders.CONTENT_ENCODING);
    assertTrue("gzip".equalsIgnoreCase(contentEncoding));
    InputStream downStream = urlConn.getInputStream();
    assertTrue(IOUtils.toByteArray(downStream).length < IOUtils.toByteArray(
            Thread.currentThread().getContextClassLoader().getResource("testJpgFile.jpg").openStream()).length);
}

From source file:com.ontotext.s4.client.HttpClient.java

/**
* Read a response or error message from the given connection, handling any 303 redirect responses
* if <code>followRedirects</code> is true.
*//*from w  w w  .j a v a2  s  .c  o  m*/
private <T> T readResponseOrError(HttpURLConnection connection, TypeReference<T> responseType,
        boolean followRedirects) throws HttpClientException {

    InputStream stream = null;
    try {
        int responseCode = connection.getResponseCode();
        if (responseCode == HttpURLConnection.HTTP_NO_CONTENT) {
            // successful response with no content
            return null;
        }
        String encoding = connection.getContentEncoding();
        if ("gzip".equalsIgnoreCase(encoding)) {
            stream = new GZIPInputStream(connection.getInputStream());
        } else {
            stream = connection.getInputStream();
        }

        if (responseCode < 300 || responseCode >= 400 || !followRedirects) {
            try {
                return MAPPER.readValue(stream, responseType);
            } finally {
                stream.close();
            }
        } else {
            // redirect - all redirects we care about from the S4
            // APIs are 303. We have to follow them manually to make
            // authentication work properly.
            String location = connection.getHeaderField("Location");
            // consume body
            IOUtils.copy(stream, new NullOutputStream());
            IOUtils.closeQuietly(stream);
            // follow the redirect
            return get(location, responseType);
        }
    } catch (Exception e) {
        readError(connection);
        return null; // unreachable, as readError always throws exception
    }
}

From source file:org.wso2.carbon.appmanager.integration.ui.Util.HttpUtil.java

public static HttpResponse doPost(URL endpoint, String postBody, Map<String, String> headers) throws Exception {
    HttpURLConnection urlConnection = null;
    try {//from   w w  w .j  a va 2  s .  c o m
        urlConnection = (HttpURLConnection) endpoint.openConnection();
        try {
            urlConnection.setRequestMethod("POST");
        } catch (ProtocolException e) {
            throw new Exception("Shouldn't happen: HttpURLConnection doesn't support POST??", e);
        }
        urlConnection.setDoOutput(true);
        urlConnection.setDoInput(true);
        urlConnection.setUseCaches(false);
        urlConnection.setAllowUserInteraction(false);

        // setting headers
        if (headers != null && headers.size() > 0) {
            Iterator<String> itr = headers.keySet().iterator();
            while (itr.hasNext()) {
                String key = itr.next();
                urlConnection.setRequestProperty(key, headers.get(key));
            }
        }

        OutputStream out = urlConnection.getOutputStream();
        try {
            Writer writer = new OutputStreamWriter(out, "UTF-8");
            writer.write(postBody);
            writer.close();
        } catch (IOException e) {
            throw new Exception("IOException while posting data", e);
        } finally {
            if (out != null) {
                out.close();
            }
        }

        // Get the response
        StringBuilder sb = new StringBuilder();
        BufferedReader rd = null;
        try {
            rd = new BufferedReader(new InputStreamReader(urlConnection.getInputStream()));
            String line;
            while ((line = rd.readLine()) != null) {
                sb.append(line);
            }
        } catch (FileNotFoundException ignored) {
        } finally {
            if (rd != null) {
                rd.close();
            }
        }
        Iterator<String> itr = urlConnection.getHeaderFields().keySet().iterator();
        Map<String, String> responseHeaders = new HashMap();
        while (itr.hasNext()) {
            String key = itr.next();
            if (key != null) {
                responseHeaders.put(key, urlConnection.getHeaderField(key));
            }
        }
        return new HttpResponse(sb.toString(), urlConnection.getResponseCode(), responseHeaders);

    } catch (IOException e) {
        throw new Exception("Connection error (is server running at " + endpoint + " ?): " + e);
    } finally {
        if (urlConnection != null) {
            urlConnection.disconnect();
        }
    }
}

From source file:org.ejbca.core.protocol.ws.EjbcaWSTest.java

/** This test is not a WebService test, but for simplicity it re-uses the created administrator certificate in order to connect to the
 * EJBCA Admin Web and verify returned security headers.
 * @throws IOException /*from   ww w.  j a v  a  2  s.  com*/
 * @throws CertificateException 
 * @throws KeyStoreException 
 * @throws NoSuchAlgorithmException 
 * @throws KeyManagementException 
 * @throws UnrecoverableKeyException 
 */
@Test
public void testAdminWebSecurityHeaders() throws UnrecoverableKeyException, KeyManagementException,
        NoSuchAlgorithmException, KeyStoreException, CertificateException, IOException {
    HttpURLConnection con = super.getHttpsURLConnection(
            "https://" + hostname + ":" + httpsPort + "/ejbca/adminweb/index.jsp");
    String xframe = con.getHeaderField("X-FRAME-OPTIONS");
    String csp = con.getHeaderField("content-security-policy");
    String xcsp = con.getHeaderField("x-content-security-policy");
    con.disconnect();
    assertNotNull("Admin web page should return X-FRAME-OPTIONS header", xframe);
    assertNotNull("Admin web page should return content-security-policy header", csp);
    assertNotNull("Admin web page should return x-content-security-policy header", xcsp);
    assertEquals("Admin web page should return X-FRAME-OPTIONS SAMEORIGIN", "SAMEORIGIN", xframe);
    assertEquals(
            "Admin web page should return csp default-src 'none'; style-src 'self' 'unsafe-inline'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; img-src 'self'; frame-src 'self'; form-action 'self'; plugin-types application/pdf; reflected-xss block",
            "default-src 'none'; style-src 'self' 'unsafe-inline'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; img-src 'self'; frame-src 'self'; form-action 'self'; reflected-xss block",
            csp);
    assertEquals(
            "Admin web page should return xcsp default-src 'none'; style-src 'self' 'unsafe-inline'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; img-src 'self'; frame-src 'self'; form-action 'self'; plugin-types application/pdf; reflected-xss block",
            "default-src 'none'; style-src 'self' 'unsafe-inline'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; img-src 'self'; frame-src 'self'; form-action 'self'; reflected-xss block",
            xcsp);
}

From source file:co.aikar.timings.TimingsExport.java

@Override
public void run() {
    out.put("data", toArrayMapper(history, TimingHistory::export));

    String response = null;/*www.  j  av  a 2 s  .c  o  m*/
    String timingsURL = null;
    try {
        HttpURLConnection con = (HttpURLConnection) new URL("http://timings.aikar.co/post").openConnection();
        con.setDoOutput(true);
        String hostName = "BrokenHost";
        try {
            hostName = InetAddress.getLocalHost().getHostName();
        } catch (Exception ignored) {
        }
        con.setRequestProperty("User-Agent", "Paper/" + Bukkit.getServerName() + "/" + hostName);
        con.setRequestMethod("POST");
        con.setInstanceFollowRedirects(false);

        OutputStream request = new GZIPOutputStream(con.getOutputStream()) {
            {
                this.def.setLevel(7);
            }
        };

        request.write(JSONValue.toJSONString(out).getBytes("UTF-8"));
        request.close();

        response = getResponse(con);

        if (con.getResponseCode() != 302) {
            listeners.sendMessage(
                    ChatColor.RED + "Upload Error: " + con.getResponseCode() + ": " + con.getResponseMessage());
            listeners.sendMessage(ChatColor.RED + "Check your logs for more information");
            if (response != null) {
                Bukkit.getLogger().log(Level.SEVERE, response);
            }
            return;
        }

        timingsURL = con.getHeaderField("Location");
        listeners.sendMessage(ChatColor.GREEN + "View Timings Report: " + timingsURL);

        if (response != null && !response.isEmpty()) {
            Bukkit.getLogger().log(Level.INFO, "Timing Response: " + response);
        }
    } catch (IOException ex) {
        listeners.sendMessage(ChatColor.RED + "Error uploading timings, check your logs for more information");
        if (response != null) {
            Bukkit.getLogger().log(Level.SEVERE, response);
        }
        Bukkit.getLogger().log(Level.SEVERE, "Could not paste timings", ex);
    } finally {
        this.listeners.done(timingsURL);
    }
}

From source file:com.portfolio.data.attachment.XSLService.java

void RetrieveAnswer(HttpURLConnection connection, HttpServletResponse response, String referer)
        throws MalformedURLException, IOException {
    /// Receive answer
    InputStream in;//from w  ww  . j  ava2s .c  o m
    try {
        in = connection.getInputStream();
    } catch (Exception e) {
        System.out.println(e.toString());
        in = connection.getErrorStream();
    }

    String ref = null;
    if (referer != null) {
        int first = referer.indexOf('/', 7);
        int last = referer.lastIndexOf('/');
        ref = referer.substring(first, last);
    }

    response.setContentType(connection.getContentType());
    response.setStatus(connection.getResponseCode());
    response.setContentLength(connection.getContentLength());

    /// Transfer headers
    Map<String, List<String>> headers = connection.getHeaderFields();
    int size = headers.size();
    for (int i = 1; i < size; ++i) {
        String key = connection.getHeaderFieldKey(i);
        String value = connection.getHeaderField(i);
        //         response.setHeader(key, value);
        response.addHeader(key, value);
    }

    /// Deal with correct path with set cookie
    List<String> setValues = headers.get("Set-Cookie");
    if (setValues != null) {
        String setVal = setValues.get(0);
        int pathPlace = setVal.indexOf("Path=");
        if (pathPlace > 0) {
            setVal = setVal.substring(0, pathPlace + 5); // Some assumption, may break
            setVal = setVal + ref;

            response.setHeader("Set-Cookie", setVal);
        }
    }

    /// Write back data
    DataInputStream stream = new DataInputStream(in);
    byte[] buffer = new byte[1024];
    //       int size;
    ServletOutputStream out = null;
    try {
        out = response.getOutputStream();
        while ((size = stream.read(buffer, 0, buffer.length)) != -1)
            out.write(buffer, 0, size);

    } catch (Exception e) {
        System.out.println(e.toString());
        System.out.println("Writing messed up!");
    } finally {
        in.close();
        out.flush(); // close() should flush already, but Tomcat 5.5 doesn't
        out.close();
    }
}

From source file:org.wso2.msf4j.HttpServerTest.java

@Test
public void testCookieParam() throws Exception {
    String value = "wso2";

    HttpURLConnection urlConn = request("/test/v1/cookie/", HttpMethod.GET);
    urlConn.setRequestProperty("Cookie", "name=" + value);
    assertEquals(200, urlConn.getResponseCode());
    String content = getContent(urlConn);
    assertEquals(value, content);/*from ww  w .  ja va 2s . c  o  m*/
    String cookie = urlConn.getHeaderField("Set-Cookie");
    assertNotNull(cookie);
    assertEquals("test-cookie=" + value, cookie);
    urlConn.disconnect();
}

From source file:com.zaa.WeatherLoad.java

public void Load() {
    HttpURLConnection lv_connection = null;
    try {// w w w . j  a va 2 s . c o m
        City.InitCity();
        String lv_name, lv_dt, lv_encoding, lv_response;
        Set lt_keys = Cache.gv_city.keySet();
        Iterator lv_iterator = lt_keys.iterator();
        JSONArray lv_json_array, lv_json_weather;
        JSONObject lv_json, lv_json_response, lv_json_weather_row, lv_json_temp;
        City lv_city;
        CityTemp lv_city_temp;
        int lv_resp_code;
        InputStream lv_in_stream;
        Hashtable lv_city_temp_col;
        while (lv_iterator.hasNext()) {
            lv_name = lv_iterator.next().toString();
            lv_city_temp_col = (Hashtable) Cache.gv_city_temp.get(lv_name);
            lv_connection = (HttpURLConnection) new URL("http://api.openweathermap.org/data/2.5/weather?q="
                    + URLEncoder.encode(lv_name, "utf-8") + "&units=metric").openConnection();
            lv_connection.setConnectTimeout(30000);
            lv_connection.setReadTimeout(30000);
            lv_connection.setDoOutput(true);
            lv_connection.setDoInput(true);
            lv_connection.setRequestMethod("GET");
            lv_connection.setRequestProperty("Accept-Encoding", "gzip");
            lv_resp_code = lv_connection.getResponseCode();
            lv_in_stream = new BufferedInputStream(lv_connection.getInputStream(), 8192);
            lv_encoding = lv_connection.getHeaderField("Content-Encoding");
            if (lv_encoding != null && lv_encoding.equalsIgnoreCase("gzip")) {
                lv_in_stream = new GZIPInputStream(lv_in_stream);
            }
            lv_response = convertStreamToString(lv_in_stream);
            lv_json_response = new JSONObject(lv_response);
            if (lv_json_response.getString("cod").equals("200")) {
                lv_city = (City) Cache.gv_city.get(lv_name);
                lv_json = lv_json_response.getJSONObject("main");
                lv_city.SetTemp(lv_json.getString("temp"));
                lv_city.SetPressure(lv_json.getString("pressure"));
                lv_city.SetHumidity(lv_json.getString("humidity"));
                lv_json = lv_json_response.getJSONObject("wind");
                lv_city.SetWindSpeed(lv_json.getString("speed"));
                lv_json_weather = lv_json_response.getJSONArray("weather");
                if (lv_json_weather != null) {
                    lv_json_weather_row = (JSONObject) lv_json_weather.get(0);
                    lv_city.SetIcon(lv_json_weather_row.getString("icon").substring(0, 2));
                }
                lv_city.Save();
            }
            lv_connection.disconnect();
            lv_connection = (HttpURLConnection) new URL(
                    "http://api.openweathermap.org/data/2.5/forecast/daily?q="
                            + URLEncoder.encode(lv_name, "utf-8") + "&units=metric&cnt=7").openConnection();
            lv_connection.setConnectTimeout(30000);
            lv_connection.setReadTimeout(30000);
            lv_connection.setDoOutput(true);
            lv_connection.setDoInput(true);
            lv_connection.setRequestMethod("GET");
            lv_connection.setRequestProperty("Accept-Encoding", "gzip");
            lv_resp_code = lv_connection.getResponseCode();
            lv_in_stream = new BufferedInputStream(lv_connection.getInputStream(), 8192);
            lv_encoding = lv_connection.getHeaderField("Content-Encoding");
            if (lv_encoding != null && lv_encoding.equalsIgnoreCase("gzip")) {
                lv_in_stream = new GZIPInputStream(lv_in_stream);
            }
            lv_response = convertStreamToString(lv_in_stream);
            lv_json_response = new JSONObject(lv_response);
            if (lv_json_response.getString("cod").equals("200")) {
                CityTemp.DeleteCityTemp(lv_name);
                lv_json_array = lv_json_response.getJSONArray("list");
                if (lv_json_array != null) {
                    for (int i = 0; i < lv_json_array.length(); i++) {
                        lv_json = (JSONObject) lv_json_array.get(i);
                        lv_dt = lv_json.getString("dt");
                        lv_city_temp = (CityTemp) lv_city_temp_col.get(lv_dt);
                        if (lv_city_temp == null) {
                            lv_city_temp = new CityTemp(lv_name, lv_dt);
                            lv_city_temp_col.put(lv_dt, lv_city_temp);
                        }
                        lv_json_weather = lv_json.getJSONArray("weather");
                        if (lv_json_weather != null) {
                            lv_json_weather_row = (JSONObject) lv_json_weather.get(0);
                            lv_city_temp.SetIcon(lv_json_weather_row.getString("icon").substring(0, 2));
                        }
                        lv_json_temp = lv_json.getJSONObject("temp");
                        lv_city_temp.SetTempDay(lv_json_temp.getString("day"));
                        lv_city_temp.SetTempNight(lv_json_temp.getString("night"));
                        lv_city_temp.Save();
                    }
                }
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
        gv_handler.sendEmptyMessage(Weather.NO_NET);
    } finally {
        if (lv_connection != null) {
            lv_connection.disconnect();
        }
    }
    gv_handler.sendEmptyMessage(Weather.LOAD_OK);
}

From source file:de.gebatzens.sia.SiaAPI.java

public APIResponse doRequest(String url, JSONObject request) throws IOException {
    HttpURLConnection con = (HttpURLConnection) new URL(BuildConfig.BACKEND_SERVER + url).openConnection();

    con.setRequestProperty("User-Agent",
            "SchulinfoAPP/" + BuildConfig.VERSION_NAME + " (" + BuildConfig.VERSION_CODE + " "
                    + BuildConfig.BUILD_TYPE + " Android " + Build.VERSION.RELEASE + " " + Build.PRODUCT + ")");
    con.setRequestProperty("Accept-Encoding", "gzip");
    con.setConnectTimeout(3000);/*from  ww  w  . j  ava2 s  .  c  o m*/
    con.setRequestMethod(request == null ? "GET" : "POST");
    con.setInstanceFollowRedirects(false);

    if (request != null) {
        con.setDoOutput(true);
        con.setRequestProperty("Content-Type", "application/json");
        DataOutputStream wr = new DataOutputStream(con.getOutputStream());
        wr.writeBytes(request.toString());
        wr.flush();
        wr.close();
    }

    if (BuildConfig.DEBUG)
        Log.d("ggvp", "connection to " + con.getURL() + " established");

    InputStream in = con.getResponseCode() != 200 ? con.getErrorStream() : con.getInputStream();
    String encoding = con.getHeaderField("Content-Encoding");
    if (encoding != null && encoding.equalsIgnoreCase("gzip")) {
        in = new GZIPInputStream(in);
    }

    BufferedReader reader = new BufferedReader(new InputStreamReader(in));
    String response = "";
    String line = "";
    while ((line = reader.readLine()) != null)
        response += line;
    JSONObject json = null;
    try {
        json = new JSONObject(response);
        String state = json.getString("state");
        Object data = json.opt("data");
        String reason = json.optString("reason", "");

        Log.d("ggvp", "received state " + state + " " + con.getResponseCode() + " reason: " + reason);

        return new APIResponse(state.equals("succeeded") ? APIState.SUCCEEDED : APIState.FAILED, data, reason);

    } catch (JSONException e) {
        Log.e("ggvp", e.toString());
        e.printStackTrace();
        return new APIResponse(APIState.FAILED);
    }

}

From source file:com.zoffcc.applications.aagtl.FieldnotesUploader.java

public String SendPost(String httpURL, String data, String _cookie) throws IOException {
    URL url = new URL(httpURL);
    //URL url = new URL("http://zoff.cc/xx.cgi");

    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setRequestMethod("POST");
    connection.setDoOutput(true);/*  ww  w .java  2s  .  c  o m*/
    connection.setRequestProperty("Connection", "Keep-Alive");

    //System.out.println("C=" + _cookie);
    connection.setRequestProperty("User-Agent",
            "Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.8.1.10) Gecko/20071115 Firefox/2.0.0.10");
    connection.setRequestProperty("Cookie", _cookie);
    connection.connect();

    if (data != "") {
        OutputStreamWriter out = new OutputStreamWriter(connection.getOutputStream());
        out.write(data);
        out.flush();
        out.close();
    }

    // Save Cookie
    BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()),
            HTMLDownloader.default_buffer_size);
    String headerName = null;
    //_cookies.clear();
    if (_cookie == "") {
        for (int i = 1; (headerName = connection.getHeaderFieldKey(i)) != null; i++) {
            if (headerName.equalsIgnoreCase("Set-Cookie")) {
                String cookie = connection.getHeaderField(i);
                _cookie += cookie.substring(0, cookie.indexOf(";")) + "; ";
            }
        }
    }

    // Get HTML from Server
    String getData = "";
    String decodedString;
    while ((decodedString = in.readLine()) != null) {
        getData += decodedString + "\n";
    }
    in.close();

    return getData;
}