Example usage for java.net HttpURLConnection disconnect

Introduction

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

Prototype

public abstract void disconnect();

Source Link

Document

Indicates that other requests to the server are unlikely in the near future.

Usage

From source file:ext.services.network.TestNetworkUtils.java

/**
 * Test method for.//from w w w  . j  ava 2s  .  c om
 *
 * @throws Exception the exception
 * {@link ext.services.network.NetworkUtils#readPostURL(java.net.HttpURLConnection, java.lang.String)}
 * .
 */
public void testReadPostURL() throws Exception {
    HttpURLConnection connection = NetworkUtils.getConnection(URL, null);
    assertNotNull(connection);
    connection.setDoOutput(true);
    // TODO: currently I do not have an URL that works via POST, therefore we
    // get an invalid return code
    try {
        NetworkUtils.readPostURL(connection, "post");
        fail("Currently fails here");
    } catch (IllegalArgumentException e) {
        assertTrue(e.getMessage(), e.getMessage().contains("Invalid HTTP return code"));
    }
    connection.disconnect();
}

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From source file:de.hybris.platform.marketplaceintegration.utils.impl.MarketplaceintegrationHttpUtilImpl.java

/**
 * Post data//  www.j a  v  a 2s .  c om
 *
 * @param url
 * @param data
 * @return boolean
 * @throws IOException
 */
@Override
public boolean post(final String url, final String data) throws IOException {
    httpURL = new URL(url);
    final HttpURLConnection conn = (HttpURLConnection) httpURL.openConnection();
    conn.setDoOutput(true);
    initConnection(conn);
    OutputStreamWriter writer = null;
    try {
        writer = new OutputStreamWriter(conn.getOutputStream());
        writer.write(data);
        writer.flush();
    } finally {
        if (writer != null) {
            try {
                writer.close();
            } catch (final IOException ex) {
                LOG.error(ex.getMessage(), ex);
            }
        }
    }
    final int status = conn.getResponseCode();
    conn.disconnect();
    return status == HttpURLConnection.HTTP_OK;
}

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From source file:it.iit.genomics.cru.structures.bridges.pdb.PDBWSClient.java

/**
 *
 * @param pdbIds//from   w w  w  . ja va 2  s .  c o  m
 * @return
 * @throws BridgesRemoteAccessException
 */
public Collection<Ligand> getLigands(Collection<String> pdbIds) throws BridgesRemoteAccessException {
    try {

        // get ligands
        URL urlLigand = new URL(pdbUrl + "ligandInfo?structureId=" + StringUtils.join(pdbIds, ","));

        HttpURLConnection connLigand = (HttpURLConnection) urlLigand.openConnection();
        connLigand.setRequestMethod("GET");
        connLigand.setRequestProperty("Accept", "application/xml");

        if (connLigand.getResponseCode() != 200) {
            throw new BridgesRemoteAccessException(
                    "Failed : HTTP error code : " + connLigand.getResponseCode() + " " + urlLigand);
        }

        Collection<Ligand> ligands = parseLigands(connLigand.getInputStream());

        connLigand.disconnect();
        return ligands;
    } catch (IOException e) {
        logger.error("Fail to get ligands for " + StringUtils.join(pdbIds, ", "), e);
        throw new BridgesRemoteAccessException("Failed access to PDB REST service");
    }
}

---

From source file:com.joyent.manta.client.MantaClientSigningIT.java

@Test
public final void testCanCreateSignedGETUriFromPath() throws IOException {
    if (config.isClientEncryptionEnabled()) {
        throw new SkipException("Signed URLs are not decrypted by the client");
    }/*from   w ww. j  a v  a2  s.c o  m*/

    final String name = UUID.randomUUID().toString();
    final String path = testPathPrefix + name;

    mantaClient.put(path, TEST_DATA);

    // This will throw an error if the newly inserted object isn't present
    mantaClient.head(path);

    Instant expires = Instant.now().plus(1, ChronoUnit.HOURS);
    URI uri = mantaClient.getAsSignedURI(path, "GET", expires);

    HttpURLConnection connection = (HttpURLConnection) uri.toURL().openConnection();

    try (InputStream is = connection.getInputStream()) {
        connection.setReadTimeout(3000);
        connection.connect();

        if (connection.getResponseCode() != 200) {
            Assert.fail(IOUtils.toString(connection.getErrorStream(), Charset.defaultCharset()));
        }

        String actual = IOUtils.toString(is, Charset.defaultCharset());

        Assert.assertEquals(actual, TEST_DATA);
    } finally {
        connection.disconnect();
    }
}

---

From source file:de.mpg.escidoc.pubman.util.FileLocatorUploadBean.java

/**
 * Executes a GET request to the locator.
 * @param locato/*from   www .  j  a v  a  2  s .  c o  m*/
 * @return byte[]
 */
private byte[] fetchLocator(URL locator) {
    byte[] input = null;
    URLConnection conn = null;

    try {
        conn = locator.openConnection();
        HttpURLConnection httpConn = (HttpURLConnection) conn;
        int responseCode = httpConn.getResponseCode();
        switch (responseCode) {
        case 200:
            this.logger.info("Source responded with 200.");

            // Fetch file
            GetMethod method = new GetMethod(locator.toString());
            HttpClient client = new HttpClient();
            client.executeMethod(method);
            input = method.getResponseBody();
            httpConn.disconnect();
            break;
        }
    } catch (Exception e) {
        this.error = getMessage("errorLocatorTechnicalException");
        return null;
    }

    return input;
}

---

From source file:export.Facebook.java

private JSONObject createRun(JSONObject ref, JSONObject runObj) throws Exception {
    int sport = runObj.optInt("sport", DB.ACTIVITY.SPORT_OTHER);
    if (sport != DB.ACTIVITY.SPORT_RUNNING && sport != DB.ACTIVITY.SPORT_BIKING) {

        /* only running and biking is supported */
        return null;
    }//ww w .  j  a v  a  2  s . c  o m
    String id = ref.getString("id");
    ArrayList<Part<?>> list = new ArrayList<Part<?>>();
    list.add(new Part<StringWritable>("access_token", new StringWritable(FormCrawler.URLEncode(access_token))));
    list.add(new Part<StringWritable>("course", new StringWritable(id)));
    if (explicitly_shared)
        list.add(new Part<StringWritable>("fb:explicitly_shared", new StringWritable("true")));

    list.add(new Part<StringWritable>("start_time",
            new StringWritable(formatTime(runObj.getLong("startTime")))));
    if (runObj.has("endTime")) {
        list.add(new Part<StringWritable>("end_time",
                new StringWritable(formatTime(runObj.getLong("endTime")))));
    }

    if (uploadComment && runObj.has("comment")) {
        list.add(new Part<StringWritable>("message", new StringWritable(runObj.getString("comment"))));
    }

    Part<?> parts[] = new Part<?>[list.size()];
    list.toArray(parts);

    URL url = new URL(sport == DB.ACTIVITY.SPORT_RUNNING ? RUN_ENDPOINT : BIKE_ENDPOINT);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setDoOutput(true);
    conn.setDoInput(true);
    conn.setRequestMethod("POST");
    postMulti(conn, parts);

    int code = conn.getResponseCode();
    String msg = conn.getResponseMessage();

    InputStream in = new BufferedInputStream(conn.getInputStream());
    JSONObject runRef = parse(in);

    conn.disconnect();
    if (code != 200) {
        throw new Exception("Got code: " + code + ", msg: " + msg + " from " + url.toString());
    }

    return runRef;
}

---

From source file:export.Facebook.java

private JSONObject createCourse(JSONObject course) throws JSONException, IOException, Exception {
    JSONObject obj = new JSONObject();
    /* create a facebook course instance */
    obj.put("fb:app_id", Facebook.CLIENT_ID);
    obj.put("og:type", "fitness.course");
    obj.put("og:title", "a RunnerUp course");
    obj.put("fitness", course);

    Part<StringWritable> themePart = new Part<StringWritable>("access_token",
            new StringWritable(FormCrawler.URLEncode(access_token)));
    Part<StringWritable> payloadPart = new Part<StringWritable>("object", new StringWritable(obj.toString()));
    Part<?> parts[] = { themePart, payloadPart };

    HttpURLConnection conn = (HttpURLConnection) new URL(COURSE_ENDPOINT).openConnection();
    conn.setDoOutput(true);/*from  ww w.  ja va  2  s .co m*/
    conn.setDoInput(true);
    conn.setRequestMethod("POST");
    postMulti(conn, parts);

    int code = conn.getResponseCode();
    String msg = conn.getResponseMessage();

    InputStream in = new BufferedInputStream(conn.getInputStream());
    JSONObject ref = parse(in);

    conn.disconnect();
    if (code != 200) {
        throw new Exception("got " + code + ": >" + msg + "< from createCourse");
    }

    return ref;
}

---

From source file:eu.optimis.mi.gui.server.MonitoringManagerWebServiceImpl.java

public List<MonitoringResource> getMonitoringResources(String level, String id) {
    String xml = new String("");
    String urlString;//from   ww  w  .j a v a  2  s .co  m
    if (level.equals("service")) {
        //urlString = MMANAGER_URL + "QueryResources/group/complete/service/"+ id;
        urlString = MMANAGER_URL + "QueryResources/group/type/service/" + id;
    } else if (level.equals("virtual")) {
        urlString = MMANAGER_URL + "QueryResources/group/complete/virtual/" + id;
    } else if (level.equals("physical")) {
        urlString = MMANAGER_URL + "QueryResources/group/complete/physical/" + id;
    } else if (level.equals("energy")) {
        urlString = MMANAGER_URL + "QueryResources/group/complete/energy/" + id;
    } else {
        return new ArrayList<MonitoringResource>();
    }

    try {

        URL url = new URL(urlString);
        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setRequestMethod("GET");
        conn.setRequestProperty("Accept", "application/XML");

        if (conn.getResponseCode() != 200) {
            throw new RuntimeException("Failed : HTTP error code : " + conn.getResponseCode());
        }

        BufferedReader br = new BufferedReader(new InputStreamReader((conn.getInputStream())));
        String li;
        while ((li = br.readLine()) != null) {
            xml = xml.concat(li);
        }

        conn.disconnect();

    } catch (MalformedURLException e) {
        logger.error("cannot get resource by url:" + urlString);
        e.printStackTrace();

    } catch (IOException e) {
        logger.error("IO connection timeout");
        //GWT.log("IO connection timeout");
        e.printStackTrace();

    }

    XmlUtil util = new XmlUtil();
    List<MonitoringResource> list;
    if (xml != null && xml.contains("metric_name")) {
        list = util.getMonitoringRsModel(xml);
    } else {
        list = new ArrayList<MonitoringResource>();
    }
    logger.info("OK calling " + urlString);
    return list;
}

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From source file:com.sonar.it.jenkins.orchestrator.container.JenkinsDownloader.java

private File downloadUrl(String url, File toFile) {
    try {/*w  ww .  j  av  a  2s  . c o  m*/
        FileUtils.forceMkdir(toFile.getParentFile());

        HttpURLConnection conn;
        URL u = new URL(url);

        LOG.info("Download: " + u);
        // gets redirected multiple times, including from https -> http, so not done by Java

        while (true) {
            conn = (HttpURLConnection) u.openConnection();
            conn.connect();
            if (conn.getResponseCode() == HttpURLConnection.HTTP_MOVED_PERM
                    || conn.getResponseCode() == HttpURLConnection.HTTP_MOVED_TEMP) {
                String newLocationHeader = conn.getHeaderField("Location");
                LOG.info("Redirect: " + newLocationHeader);
                conn.disconnect();
                u = new URL(newLocationHeader);
                continue;
            }
            break;
        }

        InputStream is = conn.getInputStream();
        ByteStreams.copy(is, Files.asByteSink(toFile).openBufferedStream());
        LOG.info("Downloaded to: " + toFile);
        return toFile;
    } catch (Exception e) {
        throw new IllegalStateException(e);
    }

}

---

From source file:com.ivanbratoev.festpal.datamodel.db.external.ExternalDatabaseHandler.java

/**
 * check whether connection to the database server can be established
 *
 * @return true on success false otherwise
 *//*from w w w .j a v  a  2s.  c o  m*/
public boolean canConnectToDB() {
    try {
        URL url = new URL(ExternalDatabaseHelper.getAddress());
        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setConnectTimeout(15_000);
        connection.connect();
        connection.disconnect();
        return true;
    } catch (Exception ignore) {
    }
    return false;
}

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