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

Introduction

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

Prototype

public CloseableHttpResponse execute(final HttpUriRequest request) throws IOException, ClientProtocolException 

Source Link

Usage

From source file:com.vmware.identity.rest.core.client.RequestExecutor.java

private static <T> T executeInternal(CloseableHttpClient client, HttpUriRequest request, JavaType type)
        throws ClientProtocolException, WebApplicationException, HttpException, IOException {
    CloseableHttpResponse response = client.execute(request);

    try {/*from w ww  . j a v  a 2  s. c o  m*/
        int statusCode = response.getStatusLine().getStatusCode();
        if (statusCode == HttpStatus.SC_OK || statusCode == HttpStatus.SC_NO_CONTENT) {
            return handleSuccess(response, type);
        } else {
            throw handleError(response, response.getStatusLine().getStatusCode());
        }
    } finally {
        response.close();
    }
}

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From source file:org.wuspba.ctams.ui.server.ServerUtils.java

public static String get(URI uri) throws IOException {
    CloseableHttpClient httpclient = HttpClients.createDefault();
    HttpGet httpGet = new HttpGet(uri);

    String ret;/*from w w w . j  a v a2  s.  c  o m*/

    try (CloseableHttpResponse response = httpclient.execute(httpGet)) {
        HttpEntity entity = response.getEntity();

        ret = ServerUtils.convertEntity(entity);

        EntityUtils.consume(entity);
    }

    return ret;
}

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From source file:com.aws.sampleImage.url.TestHttpGetFlickrAPIProfile.java

private static String callFlickrAPIForEachKeyword(String query) throws IOException, JSONException {
    String apiKey = "ad4f88ecfd53b17f93178e19703fe00d";
    String apiSecret = "96cab0e9f89468d6";

    long httpCallTime = 0L;
    long jsonParseTime = 0L;

    int totalPages = 4;

    int total = 500;
    int perPage = 500;

    int counter = 0;

    int currentCount = 0;

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

        long startHttpCall = System.currentTimeMillis();

        String url = "https://api.flickr.com/services/rest/?method=flickr.photos.search&text=" + query
                + "&extras=url_c,url_m,url_n,license,owner_name&per_page=500&page=" + i
                + "&format=json&api_key=" + apiKey + "&api_secret=" + apiSecret + "&license=4,5,6,7,8";

        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());

        long endHttpCall = System.currentTimeMillis();

        httpCallTime = (long) (httpCallTime + (long) (endHttpCall - startHttpCall));

        long startJsonParse = System.currentTimeMillis();

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

        String inputLine;/*from ww  w . j a  va 2  s. com*/
        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
        System.out.println("After making it a valid JSON --> " + responseString);
        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") : "";

            //System.out.println("Scraped Image URL --> " + scrapedImageURL);

            counter++;
        }

        long endJsonParse = System.currentTimeMillis();

        jsonParseTime = (long) (jsonParseTime + (long) (endJsonParse - startJsonParse));

    }

    System.out.println("C O U N T E R -> " + counter);

    System.out.println("HTTP CALL TIME --> " + httpCallTime + " JSON PARSE TIME --> " + jsonParseTime);

    return null;
}

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From source file:com.atomiton.watermanagement.ngo.util.HttpRequestResponseHandler.java

public static String sendPost(String serverURL, String postBody) throws Exception {

    CloseableHttpClient client = HttpClients.createDefault();
    HttpPost post = new HttpPost(serverURL);

    StringEntity entity = new StringEntity(postBody, "UTF-8");

    post.setEntity(entity);//  w  w w . j a  va 2  s  .com

    HttpResponse response = client.execute(post);
    // System.out.println("\nSending 'POST' request to URL : " + serverURL);

    BufferedReader rd = new BufferedReader(new InputStreamReader(response.getEntity().getContent()));

    StringBuffer result = new StringBuffer();
    String line = "";
    while ((line = rd.readLine()) != null) {
        result.append(line);
    }
    client.close();
    // System.out.println(result.toString());
    return result.toString();
}

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

public static ResultEntity fetchEntity(String query, TranslatorEx translator) {
    final CloseableHttpClient client = TranslatorUtil.createClient();
    try {/* w  w w  . ja va 2 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;
}

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From source file:org.wuspba.ctams.ui.server.ServerUtils.java

public static String delete(URI uri) throws IOException {
    CloseableHttpClient httpclient = HttpClients.createDefault();
    HttpDelete httpDelete = new HttpDelete(uri);

    String ret;/*from w w  w. j a va 2s.  com*/

    try (CloseableHttpResponse response = httpclient.execute(httpDelete)) {
        HttpEntity responseEntity = response.getEntity();

        ret = convertEntity(responseEntity);

        EntityUtils.consume(responseEntity);
    }

    return ret;
}

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From source file:org.rapidoid.http.HTTP.java

public static byte[] get(String uri) {
    try {/*  www. j  ava2 s  .  c  o  m*/
        CloseableHttpClient client = client(uri);

        HttpGet get = new HttpGet(uri);

        Log.info("Starting HTTP GET request", "request", get.getRequestLine());

        CloseableHttpResponse response = client.execute(get);

        int statusCode = response.getStatusLine().getStatusCode();
        U.must(statusCode == 200, "Expected HTTP status code 200, but found: %s", statusCode);

        InputStream resp = response.getEntity().getContent();

        return IOUtils.toByteArray(resp);
    } catch (Throwable e) {
        throw U.rte(e);
    }
}

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From source file:org.codehaus.mojo.license.utils.HttpRequester.java

/**
 * this method will send a simple GET-request to the given destination and will return the result as a
 * string//from  w w w  .  j  a  v a 2 s  .c  om
 * 
 * @param url the resource destination that is expected to contain pure text
 * @return the string representation of the resource at the given URL
 */
public static String getFromUrl(String url) throws MojoExecutionException {
    CloseableHttpClient httpClient = HttpClientBuilder.create().build();
    HttpGet get = new HttpGet(url);
    CloseableHttpResponse response = null;

    String result = null;
    try {
        response = httpClient.execute(get);
        result = IOUtils.toString(response.getEntity().getContent(), Charset.forName("UTF-8"));
    } catch (ClientProtocolException e) {
        throw new MojoExecutionException(e.getMessage(), e);
    } catch (IOException e) {
        throw new MojoExecutionException(e.getMessage(), e);
    } finally {
        if (response != null) {
            try {
                response.close();
            } catch (IOException e) {
                throw new MojoExecutionException(e.getMessage(), e);
            }
        }
    }
    return result;
}

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From source file:no.kantega.commons.util.XMLHelper.java

public static Document openDocument(URL url) throws SystemException {
    Document doc = null;/* w  ww  .j a v a  2  s. c o  m*/
    CloseableHttpClient httpClient = getHttpClient();
    try (CloseableHttpResponse execute = httpClient.execute(new HttpGet(url.toURI()))) {

        DocumentBuilderFactory docFactory = DocumentBuilderFactory.newInstance();
        DocumentBuilder builder = docFactory.newDocumentBuilder();

        doc = builder.parse(execute.getEntity().getContent());
    } catch (Exception e) {
        log.error("Error opening XML document from URL", e);
        throw new SystemException("Error opening XML document from URL", e);
    }

    return doc;
}

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From source file:org.openo.nfvo.jujuvnfmadapter.common.DownloadCsarManager.java

/**
 * Download from given URL to given file location.
 * @param url String//w  ww . ja v  a2s . c o  m
 * @param filepath String
 * @return
 */
public static String download(String url, String filepath) {
    String status = "";
    try {
        CloseableHttpClient client = HttpClients.createDefault();
        HttpGet httpget = new HttpGet(url);
        CloseableHttpResponse response = client.execute(httpget);

        HttpEntity entity = response.getEntity();
        InputStream is = entity.getContent();
        if (filepath == null) {
            filepath = getFilePath(response); //NOSONAR
        }

        File file = new File(filepath);
        file.getParentFile().mkdirs();
        FileOutputStream fileout = new FileOutputStream(file);

        byte[] buffer = new byte[CACHE];
        int ch;
        while ((ch = is.read(buffer)) != -1) {
            fileout.write(buffer, 0, ch);
        }
        is.close();
        fileout.flush();
        fileout.close();
        status = Constant.DOWNLOADCSAR_SUCCESS;

    } catch (Exception e) {
        status = Constant.DOWNLOADCSAR_FAIL;
        LOG.error("Download csar file failed! " + e.getMessage(), e);
    }
    return status;
}

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