Example usage for java.net HttpURLConnection getResponseMessage

Introduction

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

Prototype

public String getResponseMessage() throws IOException 

Source Link

Document

Gets the HTTP response message, if any, returned along with the response code from a server.

Usage

From source file:dev.meng.wikipedia.profiler.metadata.Metadata.java

private JSONObject queryForJSONResponse(URL url) throws ProtocolException, IOException {
    JSONObject response = null;/*from w w w .ja v a 2  s.  c  o  m*/

    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setRequestMethod("GET");
    connection.connect();

    if (connection.getResponseCode() == 200) {
        response = new JSONObject(StringUtils.inputStreamToString(connection.getInputStream()));
    } else {
        LogHandler.log(this, LogLevel.WARN, "Error in opening: " + url + ", " + connection.getResponseCode()
                + " " + connection.getResponseMessage());
    }

    return response;
}

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From source file:org.eclipse.rdf4j.http.server.ProtocolTest.java

private void deleteNamespace(String location) throws Exception {
    // System.out.println("Delete namespace at " + location);

    URL url = new URL(location);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setRequestMethod("DELETE");
    conn.setDoOutput(true);/*  ww w . j  a  va2  s . co  m*/

    conn.connect();

    int responseCode = conn.getResponseCode();

    // HTTP 200 or 204
    if (responseCode != HttpURLConnection.HTTP_OK && responseCode != HttpURLConnection.HTTP_NO_CONTENT) {
        String response = "location " + location + " responded: " + conn.getResponseMessage() + " ("
                + responseCode + ")";
        fail(response);
    }
}

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From source file:it.geosolutions.httpproxy.HttpProxyTest.java

@Test
public void testDoGet() throws Exception {

    // ////////////////////////////
    // Test with a correct request
    // ////////////////////////////

    URL url = new URL("http://localhost:8080/http_proxy/proxy/?"
            + "url=http%3A%2F%2Fdemo1.geo-solutions.it%2Fgeoserver%2Fwms%3F"
            + "SERVICE%3DWMS%26REQUEST%3DGetCapabilities%26version=1.1.1");

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

    String response = IOUtils.toString(con.getInputStream());

    assertNotNull(response);/*w  w w  . j  a  v  a2s . c o m*/
    assertTrue(
            response.indexOf("<!DOCTYPE WMT_MS_Capabilities SYSTEM \"http://demo1.geo-solutions.it:80/geoserver"
                    + "/schemas/wms/1.1.1/WMS_MS_Capabilities.dtd\">") != -1);
    assertTrue(con.getRequestMethod().equals("GET"));
    assertTrue(con.getResponseCode() == 200);

    con.disconnect();

    // ////////////////////////////
    // Test with a fake hostname
    // ////////////////////////////

    url = new URL(
            "http://localhost:8080/http_proxy/proxy/?" + "url=http%3A%2F%2FfakeServer%2Fgeoserver%2Fwms%3F"
                    + "SERVICE%3DWMS%26REQUEST%3DGetCapabilities%26version=1.1.1");

    con = (HttpURLConnection) url.openConnection();

    String message = con.getResponseMessage();

    assertNotNull(message);
    assertEquals(message, "Host Name fakeServer is not among the ones allowed for this proxy");

    assertTrue(con.getRequestMethod().equals("GET"));
    assertTrue(con.getResponseCode() == 403);

    con.disconnect();

    // ///////////////////////////////
    // Test with a fake request type
    // ///////////////////////////////

    url = new URL("http://localhost:8080/http_proxy/proxy/?"
            + "url=http%3A%2F%2Fdemo1.geo-solutions.it%2Fgeoserver%2Fwms%3F"
            + "SERVICE%3DWMS%26REQUEST%3DGetCap%26version=1.1.1");

    con = (HttpURLConnection) url.openConnection();

    message = con.getResponseMessage();

    assertNotNull(message);
    assertEquals(message, "Request Type is not among the ones allowed for this proxy");

    assertTrue(con.getRequestMethod().equals("GET"));
    assertTrue(con.getResponseCode() == 403);

    con.disconnect();
}

---

From source file:easyshop.downloadhelper.HttpPageGetter.java

public HttpPage getURLOnly(WebLink url) {

    log.debug("getURL(" + url + ")");

    if (url.getUrlStr() == null) {
        ConnResponse conRes = new ConnResponse(null, null, 0, 0, 0);
        return new HttpPage(null, null, conRes, null);
    }//from   ww w  .j a  v a2 s  .c  o m

    URL requestedURL = null;
    URL referer = null;
    try {
        requestedURL = new URL(url.getUrlStr());
        log.debug("Creating HTTP connection to " + requestedURL);
        HttpURLConnection conn = (HttpURLConnection) requestedURL.openConnection();
        if (referer != null) {
            log.debug("Setting Referer header to " + referer);
            conn.setRequestProperty("Referer", referer.toExternalForm());
        }

        if (userAgent != null) {
            log.debug("Setting User-Agent to " + userAgent);
            conn.setRequestProperty("User-Agent", userAgent);
        }

        conn.setUseCaches(false);

        log.debug("Opening URL");
        long startTime = System.currentTimeMillis();
        conn.connect();

        String resp = conn.getResponseMessage();
        log.debug("Remote server response: " + resp);

        int code = conn.getResponseCode();

        if (code != 200) {
            log.error("Could not get connection for code=" + code);
            System.err.println("Could not get connection for code=" + code);
        }
        ConnResponse conRes = new ConnResponse(conn.getContentType(), null, 0, 0, code);
        conn.disconnect();
        return new HttpPage(requestedURL.toExternalForm(), null, conRes, conRes.getCharSet());
    }

    catch (IOException ioe) {
        log.warn("Caught IO Exception: " + ioe.getMessage(), ioe);
        failureCount++;
        ConnResponse conRes = new ConnResponse(null, null, 0, 0, 0);
        return new HttpPage(requestedURL.toExternalForm(), null, conRes, null);
    } catch (Exception e) {
        log.warn("Caught Exception: " + e.getMessage(), e);
        failureCount++;
        ConnResponse conRes = new ConnResponse(null, null, 0, 0, 0);
        return new HttpPage(requestedURL.toExternalForm(), null, conRes, null);
    }
}

---

From source file:com.baasbox.android.HttpUrlConnectionClient.java

@Override
public HttpResponse execute(HttpRequest request) throws BaasException {
    try {/*  www  . ja  v  a 2 s  .  c o  m*/
        HttpURLConnection connection = openConnection(request.url);

        for (String name : request.headers.keySet()) {
            connection.addRequestProperty(name, request.headers.get(name));
        }
        setupConnectionForRequest(connection, request);
        connection.connect();

        int responseCode = -1;
        try {
            responseCode = connection.getResponseCode();
        } catch (IOException e) {
            responseCode = connection.getResponseCode();
        }
        Logger.info("Connection response received");
        if (responseCode == -1) {
            throw new IOException("Connection failed");
        }
        StatusLine line = new BasicStatusLine(new ProtocolVersion("HTTP", 1, 1), responseCode,
                connection.getResponseMessage());
        BasicHttpResponse response = new BasicHttpResponse(line);
        response.setEntity(asEntity(connection));
        for (Map.Entry<String, List<String>> header : connection.getHeaderFields().entrySet()) {
            if (header.getKey() != null) {
                Header h = new BasicHeader(header.getKey(), header.getValue().get(0));
                response.addHeader(h);
            }
        }
        return response;
    } catch (IOException e) {
        throw new BaasIOException(e);
    }
}

---

From source file:com.github.genium_framework.appium.support.server.AppiumServer.java

/**
 * Checks whether an Appium server instance is running or not by sending an
 * HTTP request to the server asking for status.
 *
 * @param silentMode Whether or not to log info messages. True will activate
 * silent mode and no messages would be logged.
 * @return True if an Appium server is already running, false otherwise.
 *///from   w w  w . j  a va2  s . c  o m
private boolean isServerRunning(boolean silentMode) {
    HttpURLConnection openConnection;

    try {
        if (silentMode == false) {
            LOGGER.log(Level.INFO, "Checking to see if a server instance is running or not ...");
        }

        String serverIPAddress = _serverArguments.get(AppiumCommonArgs.IP_ADDRESS).toString();
        String serverPortNumber = _serverArguments.get(AppiumCommonArgs.PORT_NUMBER).toString();
        URL url = new URL("http://" + serverIPAddress + ":" + serverPortNumber + "/wd/hub/status");
        openConnection = (HttpURLConnection) url.openConnection();
        openConnection.connect();

        /**
         * If the server is up an running it will return a response massage
         * that says "OK"
         */
        return openConnection.getResponseMessage().equalsIgnoreCase("ok");
    } catch (java.net.ConnectException ex) {
        return false;
    } catch (Exception ex) {
        LOGGER.log(Level.SEVERE, "An exception was thrown.", ex);
    }
    return false;
}

---

From source file:org.apache.cocoon.generation.LinkStatusGenerator.java

/**
 * Generate xml attributes of a url, calculate url for retrieving links
 *
 * @param url to process//w  ww  .  j a v  a 2 s.  com
 * @param referrer of the url
 * @return String url for retrieving links, or null if url is an excluded-url,
 *   and not an included-url.
 */
protected String processURL(URL url, String referrer) throws SAXException {

    if (getLogger().isDebugEnabled()) {
        getLogger().debug("getLinks URL " + url);
    }

    String result = null;

    // don't try to investigate a url which has been crawled already
    if (crawled.contains(url.toString())) {
        return null;
    }

    // mark it as crawled
    crawled.add(url.toString());

    attributes.clear();
    attributes.addAttribute("", HREF_ATTR_NAME, HREF_ATTR_NAME, "CDATA", url.toString());
    attributes.addAttribute("", REFERRER_ATTR_NAME, REFERRER_ATTR_NAME, "CDATA", referrer);

    // Output url, referrer, content-type, status, message for traversable url's
    HttpURLConnection h = null;
    try {

        URLConnection links_url_connection = url.openConnection();
        h = (HttpURLConnection) links_url_connection;
        String content_type = links_url_connection.getContentType();

        attributes.addAttribute("", CONTENT_ATTR_NAME, CONTENT_ATTR_NAME, "CDATA", content_type);

        attributes.addAttribute("", MESSAGE_ATTR_NAME, MESSAGE_ATTR_NAME, "CDATA", h.getResponseMessage());

        attributes.addAttribute("", STATUS_ATTR_NAME, STATUS_ATTR_NAME, "CDATA",
                String.valueOf(h.getResponseCode()));
    } catch (IOException ioe) {
        attributes.addAttribute("", MESSAGE_ATTR_NAME, MESSAGE_ATTR_NAME, "CDATA", ioe.getMessage());
    } finally {
        if (h != null) {
            h.disconnect();
        }
    }

    // don't try to get links of a url which is excluded from crawling
    // try to get links of a url which is included for crawling
    if (!isExcludedURL(url.toString()) && isIncludedURL(url.toString())) {
        // add prefix and query to get data from the linkserializer.
        result = url.toExternalForm() + ((url.toExternalForm().indexOf("?") == -1) ? "?" : "&") + linkViewQuery;
    }

    super.contentHandler.startElement(URI, LINK_NODE_NAME, PREFIX + ':' + LINK_NODE_NAME, attributes);
    super.contentHandler.endElement(URI, LINK_NODE_NAME, PREFIX + ':' + LINK_NODE_NAME);

    return result;
}

---

From source file:org.runnerup.export.GarminSynchronizer.java

private Status checkLogin() throws MalformedURLException, IOException, JSONException {
    HttpURLConnection conn = (HttpURLConnection) new URL(CHECK_URL).openConnection();
    addCookies(conn);//w  ww  . j  a  va 2  s  . c om
    {
        conn.connect();
        getCookies(conn);
        String str = SyncHelper.readInputStream(conn.getInputStream());
        Log.e(getName(), "checkLogin: str: " + str);
        JSONObject obj = SyncHelper.parse(str);
        conn.disconnect();
        int responseCode = conn.getResponseCode();
        String amsg = conn.getResponseMessage();
        // Returns username(which is actually Displayname from profile) if
        // logged in
        if (obj.optString("username", "").length() > 0) {
            isConnected = true;
            return Synchronizer.Status.OK;
        } else {
            Log.e(getName(), "GarminSynchronizer::connect() missing username, obj: " + obj.toString()
                    + ", code: " + responseCode + ", msg: " + amsg);
        }
        Status s = Status.NEED_AUTH;
        s.authMethod = Synchronizer.AuthMethod.USER_PASS;
        return s;
    }
}

---

From source file:org.exoplatform.utils.image.ExoPicassoDownloader.java

@Override
public Response load(Uri uri, int networkPolicy) throws IOException {
    // TODO use networkPolicy as in com.squareup.picasso.UrlConnectionDownloader
    // https://github.com/square/picasso/blob/picasso-parent-2.5.2/picasso/src/main/java/com/squareup/picasso/UrlConnectionDownloader.java
    HttpURLConnection connection = connection(uri);
    connection.setInstanceFollowRedirects(true);
    connection.setUseCaches(true);/* w w  w  .  j  a  v a  2s  .  com*/

    int responseCode = connection.getResponseCode();
    // Handle HTTP redirections that are not managed by HttpURLConnection
    // automatically, e.g. HTTP -> HTTPS
    // TODO consider using OkHttp instead
    if (responseCode >= 300 && responseCode < 400) {
        String location = connection.getHeaderField("Location");
        connection.disconnect();
        connection = connection(Uri.parse(location));
        connection.setInstanceFollowRedirects(true);
        connection.setUseCaches(true);
        responseCode = connection.getResponseCode();
    }
    // Either the original or the new request have failed -> error
    if (responseCode >= 300) {
        connection.disconnect();
        throw new ResponseException(responseCode + " " + connection.getResponseMessage(), networkPolicy,
                responseCode);
    }

    long contentLength = connection.getHeaderFieldInt("Content-Length", -1);
    // boolean fromCache =
    // parseResponseSourceHeader(connection.getHeaderField(RESPONSE_SOURCE));
    boolean fromCache = false;

    return new Response(connection.getInputStream(), fromCache, contentLength);
}

---

From source file:com.example.appengine.UrlFetchServlet.java

@Override
public void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException, ServletException {

    String id = req.getParameter("id");
    String text = req.getParameter("text");

    if (id == null || text == null || id == "" || text == "") {
        req.setAttribute("error", "invalid input");
        req.getRequestDispatcher("/main.jsp").forward(req, resp);
        return;/*  w ww .j  a v  a  2 s. com*/
    }

    JSONObject jsonObj = new JSONObject().put("userId", 33).put("id", id).put("title", text).put("body", text);

    // [START complex]
    URL url = new URL("http://jsonplaceholder.typicode.com/posts/" + id);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setDoOutput(true);
    conn.setRequestMethod("PUT");

    OutputStreamWriter writer = new OutputStreamWriter(conn.getOutputStream());
    writer.write(URLEncoder.encode(jsonObj.toString(), "UTF-8"));
    writer.close();

    int respCode = conn.getResponseCode(); // New items get NOT_FOUND on PUT
    if (respCode == HttpURLConnection.HTTP_OK || respCode == HttpURLConnection.HTTP_NOT_FOUND) {
        req.setAttribute("error", "");
        StringBuffer response = new StringBuffer();
        String line;

        BufferedReader reader = new BufferedReader(new InputStreamReader(conn.getInputStream()));
        while ((line = reader.readLine()) != null) {
            response.append(line);
        }
        reader.close();
        req.setAttribute("response", response.toString());
    } else {
        req.setAttribute("error", conn.getResponseCode() + " " + conn.getResponseMessage());
    }
    // [END complex]
    req.getRequestDispatcher("/main.jsp").forward(req, resp);
}

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