Example usage for java.net HttpURLConnection disconnect

List of usage examples for java.net HttpURLConnection disconnect

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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:jp.primecloud.auto.sdk.Requester.java

protected String request(String endpoint, Map<String, String> parameters) {
    String queryString = createQueryString(apiPath + endpoint, parameters);
    String url = this.url + apiPath + endpoint + "?" + queryString;

    log.trace("[API Request] " + url);

    HttpURLConnection connection;
    try {/*ww w.ja  v  a2s.  c o m*/
        connection = createConnection(url, options);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }

    try {
        int code = connection.getResponseCode();
        if (code != 200) {
            throw new RuntimeException(connection.getResponseMessage());
        }

        String body = IOUtils.toString(connection.getInputStream(), StandardCharsets.UTF_8);

        log.trace("[API Response] " + body);

        return body;

    } catch (IOException e) {
        throw new RuntimeException(e);
    } finally {
        connection.disconnect();
    }
}

From source file:org.elasticsearch.metrics.ElasticsearchReporter.java

/**
 * This index template is automatically applied to all indices which start with the index name
 * The index template simply configures the name not to be analyzed
 *//*ww w  . j  av  a  2s .co  m*/
private void checkForIndexTemplate() {
    try {
        HttpURLConnection connection = openConnection("/_template/metrics_template", "HEAD");
        if (connection == null) {
            LOGGER.error("Could not connect to any configured elasticsearch instances: {}",
                    Arrays.asList(hosts));
            return;
        }
        connection.disconnect();

        boolean isTemplateMissing = connection.getResponseCode() == HttpURLConnection.HTTP_NOT_FOUND;

        // nothing there, lets create it
        if (isTemplateMissing) {
            LOGGER.debug("No metrics template found in elasticsearch. Adding...");
            HttpURLConnection putTemplateConnection = openConnection("/_template/metrics_template", "PUT");
            if (putTemplateConnection == null) {
                LOGGER.error("Error adding metrics template to elasticsearch");
                return;
            }

            JsonGenerator json = new JsonFactory().createGenerator(putTemplateConnection.getOutputStream());
            json.writeStartObject();
            json.writeStringField("template", index + "*");
            json.writeObjectFieldStart("mappings");

            json.writeObjectFieldStart("_default_");
            json.writeObjectFieldStart("_all");
            json.writeBooleanField("enabled", false);
            json.writeEndObject();
            json.writeObjectFieldStart("properties");
            json.writeObjectFieldStart("name");
            json.writeObjectField("type", "string");
            json.writeObjectField("index", "not_analyzed");
            json.writeEndObject();
            json.writeEndObject();
            json.writeEndObject();

            json.writeEndObject();
            json.writeEndObject();
            json.flush();

            putTemplateConnection.disconnect();
            if (putTemplateConnection.getResponseCode() != 200) {
                LOGGER.error(
                        "Error adding metrics template to elasticsearch: {}/{}"
                                + putTemplateConnection.getResponseCode(),
                        putTemplateConnection.getResponseMessage());
            }
        }
        checkedForIndexTemplate = true;
    } catch (IOException e) {
        LOGGER.error("Error when checking/adding metrics template to elasticsearch", e);
    }
}

From source file:co.cask.cdap.gateway.router.NettyRouterTestBase.java

@Test
public void testConnectionNoIdleTimeout() throws Exception {
    // even though the handler will sleep for 500ms over the configured idle timeout before responding, the connection
    // is not closed because the http request is in progress
    long timeoutMillis = TimeUnit.SECONDS.toMillis(CONNECTION_IDLE_TIMEOUT_SECS) + 500;
    URL url = new URL(resolveURI(Constants.Router.GATEWAY_DISCOVERY_NAME, "/v1/timeout/" + timeoutMillis));
    HttpURLConnection urlConnection = openURL(url);
    Assert.assertEquals(200, urlConnection.getResponseCode());
    urlConnection.disconnect();
}

From source file:com.oneops.metrics.es.ElasticsearchReporter.java

/**
 * This index template is automatically applied to all indices which start with the index name
 * The index template simply configures the name not to be analyzed
 *///from w  ww. ja  va2 s  .  c o  m
private void checkForIndexTemplate() {
    try {
        HttpURLConnection connection = openConnection("/_template/metrics_template", "HEAD");
        if (connection == null) {
            LOGGER.error("Could not connect to any configured elasticsearch instances: {}",
                    Arrays.asList(hosts));
            return;
        }
        connection.disconnect();

        boolean isTemplateMissing = connection.getResponseCode() == HttpURLConnection.HTTP_NOT_FOUND;

        // nothing there, lets create it
        if (isTemplateMissing) {
            LOGGER.debug("No metrics template found in elasticsearch. Adding...");
            HttpURLConnection putTemplateConnection = openConnection("/_template/metrics_template", "PUT");
            JsonGenerator json = new JsonFactory().createGenerator(putTemplateConnection.getOutputStream());
            json.writeStartObject();
            json.writeStringField("template", index + "*");
            json.writeObjectFieldStart("mappings");

            json.writeObjectFieldStart("_default_");
            json.writeObjectFieldStart("_all");
            json.writeBooleanField("enabled", false);
            json.writeEndObject();
            json.writeObjectFieldStart("properties");
            json.writeObjectFieldStart("name");
            json.writeObjectField("type", "string");
            json.writeObjectField("index", "not_analyzed");
            json.writeEndObject();
            json.writeEndObject();
            json.writeEndObject();

            json.writeEndObject();
            json.writeEndObject();
            json.flush();

            putTemplateConnection.disconnect();
            if (putTemplateConnection.getResponseCode() != 200) {
                LOGGER.error(
                        "Error adding metrics template to elasticsearch: {}/{}"
                                + putTemplateConnection.getResponseCode(),
                        putTemplateConnection.getResponseMessage());
            }
        }
        checkedForIndexTemplate = true;
    } catch (IOException e) {
        LOGGER.error("Error when checking/adding metrics template to elasticsearch", e);
    }
}

From source file:com.boozallen.cognition.ingest.storm.bolt.geo.TwoFishesGeocodeBolt.java

/**
 * Submits a URL query string and builds a TwoFishesFeature for the result and all parents.
 *
 * @param query/*from  ww w .ja  v a2s  .c o  m*/
 * @return
 * @throws IOException
 * @throws ParseException
 */
private TwoFishesFeature[] submitQuery(String query) throws IOException, ParseException {
    URL url = new URL(query);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setRequestMethod("GET");
    conn.setRequestProperty("Accept", "application/json");
    if (conn.getResponseCode() != 200) {
        logger.error("Failed : HTTP error code : " + conn.getResponseCode() + ":" + url.toString());
        _failCount++;
        return null;
    }
    BufferedReader br = new BufferedReader(new InputStreamReader((conn.getInputStream())));
    String jsonStr = br.readLine();
    br.close();
    conn.disconnect();

    JSONParser parser = new JSONParser();
    JSONObject jsonObject = (JSONObject) parser.parse(jsonStr);
    JSONArray interpretations = (JSONArray) jsonObject.get("interpretations");

    if (interpretations.size() == 0) {
        //logger.warn("Twofishes unable to resolve location " + unresolvedLocation);
        _failCount++;
        return null;
    } else {
        if (interpretations.size() > 1) {
            //lat-long searches have multiple interpretations, e.g. city, county, state, country. most specific is first, so still use it.
            logger.debug("Twofishes has more than one interpretation of " + query);
        }
        JSONObject interpretation0 = (JSONObject) interpretations.get(0);

        //ArrayList of main result and parents
        ArrayList<JSONObject> features = new ArrayList<JSONObject>();
        JSONObject feature = (JSONObject) interpretation0.get("feature");

        //save main result
        features.add(feature);

        JSONArray parents = (JSONArray) interpretation0.get("parents");
        //get parents as feature JSONObjects
        for (int i = 0; i < parents.size(); i++) {
            JSONObject parentFeature = (JSONObject) parents.get(i);
            features.add(parentFeature);
        }

        //parse features and return
        TwoFishesFeature[] results = new TwoFishesFeature[features.size()];

        for (int i = 0; i < features.size(); i++) {
            JSONObject f = features.get(i);
            TwoFishesFeature result = new TwoFishesFeature();
            result.name = (String) f.get("name");
            result.countryCode = (String) f.get(CC);
            result.woeType = (long) f.get("woeType");
            JSONObject geometry = (JSONObject) f.get("geometry");
            JSONObject center = (JSONObject) geometry.get("center");
            result.lat = String.valueOf(center.get(LAT));
            result.lng = String.valueOf(center.get(LNG));
            results[i] = result;
        }

        _successCount++;
        return results;
    }

}

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

public String getIdMetricDateStrMonitoringResources(String id, String level, String metricName, String dfrom,
        String dto) {/*from  w  w  w .j a v  a 2 s  .  c  o  m*/
    String xml = new String("");

    String urlString = MMANAGER_URL + "QueryResources/date/metric/" + metricName + "/" + level + "/" + id + "/"
            + dfrom + "." + dto;
    logger.debug("Metric monitoring resource URL:" + urlString);
    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())));

        logger.debug("Output from Server... \n" + dfrom.toString());
        String li;
        while ((li = br.readLine()) != null) {
            xml = xml.concat(li);
        }

        conn.disconnect();

    } catch (MalformedURLException e) {

        e.printStackTrace();

    } catch (IOException e) {

        e.printStackTrace();

    }
    return xml;
}

From source file:icevaluation.GetWikiURL.java

public String getWikiResults(String searchText, String bingAPIKey) {
    String search_results = null;
    //update key use by incrementing key use
    Integer n = keyMap.get(bingAPIKey);
    if (n == null) {
        n = 1;/*from  www  .j a  v a2 s  .c om*/
    } else {
        n = n + 1;
    }
    keyMap.put(bingAPIKey, n);

    searchText = searchText.replaceAll(" ", "%20");
    String accountKey = bingAPIKey;

    byte[] accountKeyBytes = Base64.encodeBase64((accountKey + ":" + accountKey).getBytes());
    String accountKeyEnc = new String(accountKeyBytes);
    URL url;
    try {
        url = new URL("https://api.datamarket.azure.com/Bing/Search/v1/Composite?Sources=%27Web%27&Query=%27"
                + searchText + "%27&$format=JSON");
        HttpURLConnection conn = (HttpURLConnection) url.openConnection();
        conn.setRequestMethod("GET");
        conn.setRequestProperty("Authorization", "Basic " + accountKeyEnc);
        //conn.addRequestProperty(accountKeyEnc, "Mozilla/4.76"); 
        BufferedReader br = new BufferedReader(new InputStreamReader((conn.getInputStream())));
        StringBuilder sb = new StringBuilder();
        String output = null;

        //System.out.println("Output from Server .... \n");
        //write json to string sb
        if ((output = br.readLine()) != null) {
            search_results = output;
        }

        conn.disconnect();
    } catch (MalformedURLException e1) {
        e1.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }

    return search_results;

}

From source file:net.jadler.AbstractJadlerStubbingIntegrationTest.java

@Test
public void havingEmptyQueryString() throws Exception {
    onRequest().havingQueryStringEqualTo("").havingQueryString(isEmptyString()).respond().withStatus(201);

    //it seems HttpClient cannot send a request with an empty query string ('?' as the last character)
    //let's test this in a more hardcore fashion
    final URL url = new URL("http://localhost:" + port() + "/?");
    final HttpURLConnection c = (HttpURLConnection) url.openConnection();

    assertThat(c.getResponseCode(), is(201));

    c.disconnect();
}

From source file:fr.gael.dhus.service.SystemService.java

/**
 * Performs a backup of Solr index.//from  w ww . ja v a2  s  . co  m
 * @param backupDirectory directory where put the backup.
 * @return true if backup is successful, otherwise false.
 */
private boolean backupSolr(final String backupDirectory) {
    StringBuilder request = new StringBuilder();
    request.append(cfgManager.getServerConfiguration().getUrl());
    request.append("/solr/dhus/replication?");
    request.append("command=backup&location=").append(backupDirectory);
    request.append("&name=").append(BACKUP_INDEX_NAME);

    try {
        URL url = new URL(request.toString());
        HttpURLConnection con = (HttpURLConnection) url.openConnection();
        InputStream input = con.getInputStream();
        StringBuilder response = new StringBuilder();
        byte[] buff = new byte[1024];
        int length;
        while ((length = input.read(buff)) != -1) {
            response.append(new String(buff, 0, length));
        }
        input.close();
        con.disconnect();
        logger.debug(response.toString());
    } catch (IOException e) {
        return Boolean.FALSE;
    }
    return Boolean.TRUE;
}

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

public List<MonitoringResource> getIdMetricDateListMonitoringResources(String id, String level,
        String metricName, String dfrom, String dto) {
    String xml = new String("");

    String urlString = MMANAGER_URL + "QueryResources/date/metric/" + metricName + "/" + level + "/" + id + "/"
            + dfrom + "." + dto;

    try {//from   ww w .jav  a  2 s  . c  o m
        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())));
        System.out.println("Output from Server... \n" + dfrom.toString());
        String li;
        while ((li = br.readLine()) != null) {
            xml = xml.concat(li);
        }
        conn.disconnect();
    } catch (MalformedURLException e) {
        logger.debug("Could get resources from the URL:" + urlString);
        e.printStackTrace();

    } catch (IOException e) {
        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>();
    }
    return list;
}