Example usage for org.apache.http.impl.client CloseableHttpClient close

List of usage examples for org.apache.http.impl.client CloseableHttpClient close

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Introduction

In this page you can find the example usage for org.apache.http.impl.client CloseableHttpClient close.

Prototype

public void close() throws IOException;

Source Link

Document

Closes this stream and releases any system resources associated with it.

Usage

From source file:org.carewebframework.fhir.client.HttpClientProxy.java

/**
 * Silently close a client.// w ww  .  ja va 2s .  c om
 * 
 * @param client Client to close.
 */
private void close(CloseableHttpClient client) {
    try {
        client.close();
    } catch (IOException e) {
    }
}

From source file:org.glowroot.tests.WebDriverSetup.java

private static Container createContainer(int uiPort, File testDir) throws Exception {
    File adminFile = new File(testDir, "admin.json");
    Files.asCharSink(adminFile, UTF_8).write("{\"web\":{\"port\":" + uiPort + "}}");
    Container container;/*from ww w .j  a v a2 s  . c o  m*/
    if (Containers.useJavaagent()) {
        container = new JavaagentContainer(testDir, true, ImmutableList.of());
    } else {
        container = new LocalContainer(testDir, true, ImmutableMap.of());
    }
    // wait for UI to be available (UI starts asynchronously in order to not block startup)
    CloseableHttpClient httpClient = HttpClients.custom().setRedirectStrategy(new DefaultRedirectStrategy())
            .build();
    Stopwatch stopwatch = Stopwatch.createStarted();
    Exception lastException = null;
    while (stopwatch.elapsed(SECONDS) < 10) {
        HttpGet request = new HttpGet("http://localhost:" + uiPort);
        try (CloseableHttpResponse response = httpClient.execute(request);
                InputStream content = response.getEntity().getContent()) {
            ByteStreams.exhaust(content);
            lastException = null;
            break;
        } catch (Exception e) {
            lastException = e;
        }
    }
    httpClient.close();
    if (lastException != null) {
        throw new IllegalStateException("Timed out waiting for Glowroot UI", lastException);
    }
    return container;
}

From source file:com.dnastack.bob.service.processor.util.HttpUtils.java

/**
 * Executes GET/POST and obtain the response.
 *
 * @param request request// w  w  w .j av  a  2s . co m
 *
 * @return response
 */
public static String executeRequest(HttpRequestBase request) {
    String response = null;

    CloseableHttpClient httpclient = HttpClients.createDefault();
    try {
        ResponseHandler<String> responseHandler = new ResponseHandler<String>() {

            @Override
            public String handleResponse(final HttpResponse response)
                    throws ClientProtocolException, IOException {
                int status = response.getStatusLine().getStatusCode();
                if (status >= 200 && status < 300) {
                    HttpEntity entity = response.getEntity();
                    return entity != null ? EntityUtils.toString(entity) : null;
                } else {
                    throw new ClientProtocolException("Unexpected response status: " + status);
                }
            }
        };

        response = httpclient.execute(request, responseHandler);
    } catch (IOException ex) {
        // ignore, response already set to null
    } finally {
        try {
            httpclient.close();
        } catch (IOException ex) {
            // ignore
        }
    }

    return response;
}

From source file:org.everit.authentication.cas.ecm.tests.SampleApp.java

/**
 * Ping CAS login URL./* w  w  w . ja  va2  s .com*/
 */
public static void pingCasLoginUrl(final BundleContext bundleContext) throws Exception {
    CloseableHttpClient httpClient = new SecureHttpClient(null, bundleContext).getHttpClient();

    HttpGet httpGet = new HttpGet(CAS_LOGIN_URL + "?" + LOCALE);
    HttpResponse httpResponse = null;
    try {
        httpResponse = httpClient.execute(httpGet);
        Assert.assertEquals(CAS_PING_FAILURE_MESSAGE, HttpServletResponse.SC_OK,
                httpResponse.getStatusLine().getStatusCode());
    } catch (Exception e) {
        LOGGER.error(CAS_PING_FAILURE_MESSAGE, e);
        Assert.fail(CAS_PING_FAILURE_MESSAGE);
    } finally {
        if (httpResponse != null) {
            EntityUtils.consume(httpResponse.getEntity());
        }
        httpClient.close();
    }
}

From source file:org.openo.nfvo.emsdriver.northbound.client.HttpClientUtil.java

public static String doDelete(String url, String charset) {
    CloseableHttpClient httpClient = null;
    HttpDelete httpDelete = null;//from www .j ava2s.c o  m
    String result = null;
    try {
        httpClient = HttpClientFactory.getSSLClientFactory();
        httpDelete = new HttpDelete(url);

        CloseableHttpResponse response = httpClient.execute(httpDelete);

        try {
            if (response != null) {
                HttpEntity resEntity = response.getEntity();
                if (resEntity != null) {
                    result = EntityUtils.toString(resEntity, charset);
                }
            }
        } catch (Exception e) {
            log.error("", e);
        } finally {
            if (response != null) {
                response.close();
            }
        }
    } catch (Exception e) {
        log.error("doDelete is fail ", e);
    } finally {
        if (httpClient != null) {
            try {
                httpClient.close();
            } catch (IOException e) {
            }
        }
    }
    return result;
}

From source file:com.gogh.plugin.translator.TranslatorUtil.java

public static ResultEntity fetchEntity(String query, TranslatorEx translator) {
    final CloseableHttpClient client = TranslatorUtil.createClient();
    try {//from www  . j  a  v  a2  s  . c o m
        final URI queryUrl = translator.createUrl(query);
        HttpGet httpGet = new HttpGet(queryUrl);
        HttpResponse response = client.execute(httpGet);
        int status = response.getStatusLine().getStatusCode();
        if (status >= 200 && status < 300) {
            HttpEntity entity = response.getEntity();
            if (entity == null)
                return null;

            String json = EntityUtils.toString(entity);

            try {
                return new Gson().fromJson(json, ResultEntity.class);
            } catch (JsonSyntaxException e) {
                ResultEntity result = new ResultEntity();
                result.setErrorCode(ResultEntity.ERROR_CODE_RESTRICTED);
                return result;
            }
        }
    } catch (Exception ignore) {
        ignore.printStackTrace();
    } finally {
        try {
            client.close();
        } catch (IOException ignore) {
        }
    }
    return null;
}

From source file:com.aws.image.test.TestFlickrAPI.java

public static String callFlickrAPIForEachKeyword(String query, String synsetCode, String safeSearch,
        int urlsPerKeyword) throws IOException, JSONException {
    String apiKey = "ad4f88ecfd53b17f93178e19703fe00d";
    String apiSecret = "96cab0e9f89468d6";

    int total = 500;
    int perPage = 500;

    System.out.println("\n\t\t KEYWORD::" + query);
    System.out.println("\t No. of urls required::" + urlsPerKeyword);
    int totalPages;
    if (urlsPerKeyword % perPage != 0)
        totalPages = (urlsPerKeyword / perPage) + 1;
    else//from w  ww. j av a2s  .  c  o m
        totalPages = urlsPerKeyword / perPage;

    System.out.println("\n\n\t total pages ::" + totalPages);

    int currentCount = 0;

    int eachPage;
    List<Document> documentsInBatch = new ArrayList<>();

    for (int i = 1; i <= totalPages && currentCount <= total; i++, currentCount = currentCount + perPage) {
        documentsInBatch = new ArrayList<>();

        eachPage = urlsPerKeyword < perPage ? urlsPerKeyword : perPage;

        StringBuffer sb = new StringBuffer(512);
        sb.append("https://api.flickr.com/services/rest/?method=flickr.photos.search&text=")
                .append(URLEncoder.encode(query, "UTF-8")).append("&safe_search=").append(safeSearch)
                .append("&extras=url_c,url_m,url_n,license,owner_name&per_page=").append(eachPage)
                .append("&page=").append(i).append("&format=json&api_key=").append(apiKey)
                .append("&api_secret=").append(apiSecret).append("&license=4,5,6,7,8");

        String url = sb.toString();

        System.out.println("URL FORMED --> " + url);

        CloseableHttpClient httpClient = HttpClients.createDefault();
        HttpGet httpGet = new HttpGet(url);
        CloseableHttpResponse httpResponse = httpClient.execute(httpGet);

        //System.out.println("GET Response Status:: " + httpResponse.getStatusLine().getStatusCode());

        BufferedReader reader = new BufferedReader(
                new InputStreamReader(httpResponse.getEntity().getContent()));

        String inputLine;
        StringBuffer response = new StringBuffer();

        while ((inputLine = reader.readLine()) != null) {
            response.append(inputLine);
        }
        reader.close();

        String responseString = response.toString();

        responseString = responseString.replace("jsonFlickrApi(", "");

        int length = responseString.length();

        responseString = responseString.substring(0, length - 1);

        // print result
        httpClient.close();

        JSONObject json = null;
        try {
            json = new JSONObject(responseString);
        } catch (JSONException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

        //System.out.println("Converted JSON String " + json);

        JSONObject photosObj = json.has("photos") ? json.getJSONObject("photos") : null;
        total = photosObj.has("total") ? (Integer.parseInt(photosObj.getString("total"))) : 0;
        perPage = photosObj.has("perpage") ? (Integer.parseInt(photosObj.getString("perpage"))) : 0;

        //System.out.println(" perPage --> " + perPage + " total --> " + total);

        JSONArray photoArr = photosObj.getJSONArray("photo");
        //System.out.println("Length of Array --> " + photoArr.length());
        String scrapedImageURL = "";

        for (int itr = 0; itr < photoArr.length(); itr++) {
            JSONObject tempObject = photoArr.getJSONObject(itr);
            scrapedImageURL = tempObject.has("url_c") ? tempObject.getString("url_c")
                    : tempObject.has("url_m") ? tempObject.getString("url_m")
                            : tempObject.has("url_n") ? tempObject.getString("url_n") : null;

            if (scrapedImageURL == null) {
                continue;
            }
            String contributor = tempObject.getString("ownername");
            String license = tempObject.getString("license");

            //System.out.println("Scraped Image URL, need to insert this to Mongo DB --> " + scrapedImageURL);

            //documentsInBatch.add(getDocumentPerCall(scrapedImageURL, contributor, license, safeSearch));

            counter++;

        }

        //insertData(documentsInBatch);
    }

    System.out.println("F L I C K R      C O U N T E R -> " + counter);
    //insertData(documentsInBatch);

    //countDownLatchForImageURLs.countDown();
    return null;
}

From source file:com.beginner.core.utils.HttpUtil.java

/**
 * <p>To request the POST way.</p>
 * /*  ww w  .j a  v  a 2 s  .  co m*/
 * @param url      request URI
 * @param json      request parameter(json format string)
 * @param timeout   request timeout time in milliseconds(The default timeout time for 30 seconds.)
 * @return String   response result
 * @throws Exception
 * @since 1.0.0
 */
public static String post(String url, String json, Integer timeout) throws Exception {

    // Validates input
    if (StringUtils.isBlank(url))
        throw new IllegalArgumentException("The url cannot be null and cannot be empty.");

    //The default timeout time for 30 seconds
    if (null == timeout)
        timeout = 30000;

    String result = null;
    CloseableHttpClient httpClient = null;
    CloseableHttpResponse httpResponse = null;

    try {
        httpClient = HttpClients.createDefault();
        RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(timeout)
                .setConnectTimeout(timeout).build();

        HttpPost httpPost = new HttpPost(url);
        httpPost.setConfig(requestConfig);
        httpPost.setHeader("Content-Type", "text/plain");
        httpPost.setEntity(new StringEntity(json, "UTF-8"));

        httpResponse = httpClient.execute(httpPost);

        HttpEntity entity = httpResponse.getEntity();

        result = EntityUtils.toString(entity);

        EntityUtils.consume(entity);
    } catch (Exception e) {
        logger.error("POST?", e);
        return null;
    } finally {
        if (null != httpResponse)
            httpResponse.close();
        if (null != httpClient)
            httpClient.close();
    }
    return result;
}

From source file:net.wedjaa.elasticparser.tester.ESSearchTester.java

private static int countIndexed() {
    System.out.println("Getting the indexing status");
    int indexed = 0;

    HttpGet statusGet = new HttpGet("http://localhost:9500/unit/_stats");
    try {/*from w  w  w . j  ava2s . c  om*/
        CloseableHttpClient httpclient = HttpClientBuilder.create().build();
        System.out.println("Executing request");
        HttpResponse response = httpclient.execute(statusGet);
        System.out.println("Processing response");
        InputStream isResponse = response.getEntity().getContent();
        BufferedReader isReader = new BufferedReader(new InputStreamReader(isResponse));
        StringBuilder strBuilder = new StringBuilder();
        String readLine;
        while ((readLine = isReader.readLine()) != null) {
            strBuilder.append(readLine);
        }
        isReader.close();
        System.out.println("Done - reading JSON");
        JSONObject esResponse = new JSONObject(strBuilder.toString());
        indexed = esResponse.getJSONObject("indices").getJSONObject("unit").getJSONObject("total")
                .getJSONObject("docs").getInt("count");
        System.out.println("Indexed docs: " + indexed);
        httpclient.close();
    } catch (ClientProtocolException e1) {
        e1.printStackTrace();
    } catch (IOException e1) {
        e1.printStackTrace();
    }

    return indexed;
}

From source file:io.apiman.gateway.test.PerfOverheadTest.java

/**
 * Send a bunch of GET requests to the given endpoint and measure the response
 * time in millis.// w  ww.  j  ava  2s  . c o  m
 * @param endpoint
 * @param numIterations
 * @throws Exception 
 */
private static int doTest(String endpoint, int numIterations) throws Exception {
    System.out.print("Testing endpoint " + endpoint + ": \n    ["); //$NON-NLS-1$ //$NON-NLS-2$
    CloseableHttpClient client = HttpClientBuilder.create().build();

    try {
        long totalResponseTime = 0;
        for (int i = 0; i < numIterations; i++) {
            HttpGet get = new HttpGet(endpoint);
            long start = System.currentTimeMillis();
            HttpResponse response = client.execute(get);
            if (response.getStatusLine().getStatusCode() != 200) {
                throw new Exception("Status Code Error: " + response.getStatusLine().getStatusCode()); //$NON-NLS-1$
            }
            response.getAllHeaders();
            IOUtils.toString(response.getEntity().getContent());
            long end = System.currentTimeMillis();
            totalResponseTime += (end - start);
            System.out.print("-"); //$NON-NLS-1$
            if (i % 80 == 0) {
                System.out.println(""); //$NON-NLS-1$
            }
        }
        System.out.println("]  Total=" + totalResponseTime); //$NON-NLS-1$
        return (int) (totalResponseTime / numIterations);
    } finally {
        client.close();
    }
}