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:eionet.gdem.utils.HttpUtils.java

/**
 * Downloads remote file//from   w ww  .  j a v a  2 s.  c  om
 * @param url URL
 * @return Downloaded file
 * @throws DCMException If an error occurs.
 * @throws IOException If an error occurs.
 */
public static byte[] downloadRemoteFile(String url) throws DCMException, IOException {
    byte[] responseBody = null;
    CloseableHttpClient client = HttpClients.createDefault();

    // Create a method instance.
    HttpGet method = new HttpGet(url);
    // Execute the method.
    CloseableHttpResponse response = null;
    try {
        response = client.execute(method);
        HttpEntity entity = response.getEntity();
        int statusCode = response.getStatusLine().getStatusCode();

        if (statusCode != HttpStatus.SC_OK) {
            LOGGER.error("Method failed: " + response.getStatusLine().getReasonPhrase());
            throw new DCMException(BusinessConstants.EXCEPTION_SCHEMAOPEN_ERROR,
                    response.getStatusLine().getReasonPhrase());
        }

        // Read the response body.
        InputStream instream = entity.getContent();
        responseBody = IOUtils.toByteArray(instream);

        // Deal with the response.
        // Use caution: ensure correct character encoding and is not binary data
        // System.out.println(new String(responseBody));
        /*catch (HttpException e) {
        LOGGER.error("Fatal protocol violation: " + e.getMessage());
        e.printStackTrace();
        throw e;*/
    } catch (IOException e) {
        LOGGER.error("Fatal transport error: " + e.getMessage());
        e.printStackTrace();
        throw e;
    } finally {
        // Release the connection.
        response.close();
        method.releaseConnection();
        client.close();
    }
    return responseBody;
}

From source file:httpServerClient.app.QuickStart.java

public static void getAllMessages(String[] args) throws Exception {
    // arguments to run Quick start:
    // args[0] GET
    // args[1] IPAddress of server
    // args[2] port No.

    CloseableHttpClient httpclient = HttpClients.createDefault();
    JacksonObjectMapperToList myList = new JacksonObjectMapperToList();

    try {//from  w  ww .  java  2s  . c  o  m
        HttpGet httpGet = new HttpGet("http://" + args[1] + ":" + args[2] + "/getAllMessages");
        CloseableHttpResponse response1 = httpclient.execute(httpGet);
        // The underlying HTTP connection is still held by the response
        // object
        // to allow the response content to be streamed directly from the
        // network socket.
        // In order to ensure correct deallocation of system resources
        // the user MUST call CloseableHttpResponse#close() from a finally
        // clause.
        // Please note that if response content is not fully consumed the
        // underlying
        // connection cannot be safely re-used and will be shut down and
        // discarded
        // by the connection manager.
        try {
            System.out.println(response1.getStatusLine());
            HttpEntity entity1 = response1.getEntity();
            String result = EntityUtils.toString(entity1);

            /*
             * Vypisanie odpovede do konzoly a discard dat zo serveru.
             */
            //myList.jsonToList(result);
            myList.jacksonToList(result);
            myList.PrintList();
            EntityUtils.consume(entity1);
        } finally {
            response1.close();
        }

    } finally {
        httpclient.close();
    }
}

From source file:org.keycloak.testsuite.OAuthClient.java

public void closeClient(CloseableHttpClient client) {
    try {//from w w w.j  a  v  a2  s. co  m
        client.close();
    } catch (IOException ioe) {
        throw new RuntimeException(ioe);
    }
}

From source file:com.ibm.watson.developer_cloud.professor_languo.pipeline.RnrMergerAndRanker.java

/**
 * Deletes the specified ranker/*from  www  .  j  a v  a  2 s.  c  o m*/
 * 
 * @param ranker_id ofthe ranker to be deleted
 * @throws ClientProtocolException
 * @throws IOException
 * @throws JSONException
 */
public static void deleteRanker(CloseableHttpClient client, String ranker_id)
        throws ClientProtocolException, IOException {

    JSONObject res;

    try {
        HttpDelete httpdelete = new HttpDelete(ranker_url + "/" + ranker_id);
        httpdelete.setHeader("Content-Type", "application/json");
        CloseableHttpResponse response = client.execute(httpdelete);

        try {

            String result = EntityUtils.toString(response.getEntity());
            res = (JSONObject) JSON.parse(result);
            if (res.isEmpty()) {
                logger.info(MessageFormat.format(Messages.getString("RetrieveAndRank.RANKER_DELETE"), //$NON-NLS-1$
                        ranker_id));
            } else {
                logger.info(MessageFormat.format(Messages.getString("RetrieveAndRank.RANKER_DELETE_FAIL"), //$NON-NLS-1$
                        ranker_id));
            }
        } catch (NullPointerException | JSONException e) {
            logger.error(e.getMessage());
        }

        finally {
            response.close();
        }
    }

    finally {
        client.close();
    }
}

From source file:httpServerClient.app.QuickStart.java

public static void sendMessage(String[] args) throws Exception {
    // arguments to run Quick start POST:
    // args[0] POST
    // args[1] IPAddress of server
    // args[2] port No.
    // args[3] user name
    // args[4] myMessage
    CloseableHttpClient httpclient = HttpClients.createDefault();

    try {/* w  w  w .ja  v  a2 s  .  c  o  m*/
        HttpPost httpPost = new HttpPost("http://" + args[1] + ":" + args[2] + "/sendMessage");
        // httpPost.setEntity(new StringEntity("lubo je kral"));
        httpPost.setEntity(
                new StringEntity("{\"name\":\"" + args[3] + "\",\"myMessage\":\"" + args[4] + "\"}"));
        CloseableHttpResponse response1 = httpclient.execute(httpPost);
        // The underlying HTTP connection is still held by the response
        // object
        // to allow the response content to be streamed directly from the
        // network socket.
        // In order to ensure correct deallocation of system resources
        // the user MUST call CloseableHttpResponse#close() from a finally
        // clause.
        // Please note that if response content is not fully consumed the
        // underlying
        // connection cannot be safely re-used and will be shut down and
        // discarded
        // by the connection manager.
        try {
            System.out.println(response1.getStatusLine());
            HttpEntity entity1 = response1.getEntity();

            /*
             * Vypisanie odpovede do konzoly a discard dat zo serveru.
             */

            System.out.println(EntityUtils.toString(entity1));
            EntityUtils.consume(entity1);
        } finally {
            response1.close();
        }

    } finally {
        httpclient.close();
    }
}

From source file:com.kingmed.dp.ndp.impl.SignOutResponseHandlerTest.java

@Test
public void testSignOut() {
    for (NDPServe ndpServe : allNDPServes) {
        String signinUrl = ndpServe.getUrlSignin();
        String signOutUrl = ndpServe.getUrlSignout();
        CloseableHttpClient httpclient = HttpClients.createDefault();
        NDPServeResponseHandler responeHandler = new SignInResponseHandler();
        String cookie = null;/*from  w w  w.  j a  va 2s  .c  om*/
        try {
            HttpGet httpget = new HttpGet(signinUrl);
            httpclient.execute(httpget, responeHandler);
            cookie = responeHandler.getCookie();
            Assert.notNull(cookie);
        } catch (Exception e) {
            e.printStackTrace();
            fail("?");
        } finally {
            try {
                httpclient.close();
            } catch (IOException ex) {
                fail("");
            }
        }

        Header header = new BasicHeader("Cookie", cookie);
        httpclient = HttpClients.createDefault();
        responeHandler = new SignOutResponseHandler();
        try {
            HttpGet httpget = new HttpGet(signOutUrl);
            httpget.setHeader(header.getName(), header.getValue());
            String status = httpclient.execute(httpget, responeHandler);
            assertTrue("?", NDPServeImpl.STATUS_SUCCEEDED.equals(status));
        } catch (Exception e) {
            e.printStackTrace();
            fail("");
        } finally {
            try {
                httpclient.close();
            } catch (IOException ex) {
                fail("");
            }
        }

    }
}

From source file:jenkins.plugins.logstash.persistence.ElasticSearchDao.java

@Override
public void push(String data) throws IOException {
    CloseableHttpClient httpClient = null;
    CloseableHttpResponse response = null;
    HttpPost post = getHttpPost(data);/* w  w w  . j  av a2 s .  c  o m*/

    try {
        httpClient = clientBuilder.build();
        response = httpClient.execute(post);

        if (response.getStatusLine().getStatusCode() != 201) {
            throw new IOException(this.getErrorMessage(response));
        }
    } finally {
        if (response != null) {
            response.close();
        }
        if (httpClient != null) {
            httpClient.close();
        }
    }
}

From source file:siddur.solidtrust.image.ImageController.java

@Transactional(readOnly = false)
@RequestMapping(value = "/image/save")
public @ResponseBody String save(@RequestParam(value = "index") int index,
        @RequestParam(value = "imageProductId") int imageProductId,
        @RequestParam(value = "url", required = false) String url,
        @RequestParam(value = "file", required = false) MultipartFile file, Model model) throws Exception {
    ImageInfo image = null;/*  w  w  w.j a  va 2s .  co  m*/
    if (!StringUtils.isEmpty(url)) {
        CloseableHttpClient httpclient = HttpClients.createDefault();
        try {
            image = extractor.persist(url, httpclient);
        } finally {
            httpclient.close();
        }
    } else if (file != null) {
        image = extractor.persist(file);
    }
    if (image != null) {
        String filename = image.getUuid();
        ImageProduct ip = em.find(ImageProduct.class, imageProductId);
        setImage(ip, filename, index);
        em.persist(ip);

        return filename;
    }
    return "";
}

From source file:com.kingmed.dp.ndp.impl.UpdateLinkedFolderResponseHandlerTest.java

@Test
public void testUpdateLinkedFolder() {
    for (NDPServe ndpServe : allNDPServes) {
        String signinUrl = ndpServe.getUrlSignin();
        CloseableHttpClient httpclient = HttpClients.createDefault();
        NDPServeResponseHandler responeHandler = new SignInResponseHandler();
        String cookie = null;/*w  ww. j a v  a2  s.  co m*/
        try {
            HttpGet httpget = new HttpGet(signinUrl);
            httpclient.execute(httpget, responeHandler);
            cookie = responeHandler.getCookie();
            Assert.notNull(cookie);
        } catch (Exception e) {
            e.printStackTrace();
            fail("?");
        } finally {
            try {
                httpclient.close();
            } catch (IOException ex) {
                fail("");
            }
        }

        String uri = ndpServe.getUrlForUpdateLinkedFolders();
        httpclient = HttpClients.createDefault();
        responeHandler = new UpdateLinkedFoldersResponseHandler();

        try {
            HttpGet httpget = new HttpGet(uri);
            httpget.setHeader("Cookie", cookie);
            String status = httpclient.execute(httpget, responeHandler);
            System.out.println("status==================" + status);
            assertTrue("?succeed", status.equals(NDPServeImpl.STATUS_SUCCEEDED));
        } catch (Exception e) {
            e.printStackTrace();
            fail("");
        } finally {
            try {
                httpclient.close();
            } catch (IOException ex) {
                fail("");
            }
        }

    }
}

From source file:com.glaf.core.util.http.HttpClientUtils.java

/**
 * ??POST/*ww w  .  j ava  2  s.c  o m*/
 * 
 * @param url
 *            ??
 * @param encoding
 *            
 * @param dataMap
 *            ?
 * 
 * @return
 */
public static String doPost(String url, String encoding, Map<String, String> dataMap) {
    StringBuffer buffer = new StringBuffer();
    HttpPost post = null;
    InputStreamReader is = null;
    BufferedReader reader = null;
    BasicCookieStore cookieStore = new BasicCookieStore();
    HttpClientBuilder builder = HttpClientBuilder.create();
    CloseableHttpClient client = builder.setDefaultCookieStore(cookieStore).build();
    try {
        post = new HttpPost(url);
        if (dataMap != null && !dataMap.isEmpty()) {
            List<org.apache.http.NameValuePair> nameValues = new ArrayList<org.apache.http.NameValuePair>();
            for (Map.Entry<String, String> entry : dataMap.entrySet()) {
                String name = entry.getKey().toString();
                String value = entry.getValue();
                nameValues.add(new BasicNameValuePair(name, value));
            }
            UrlEncodedFormEntity entity = new UrlEncodedFormEntity(nameValues, encoding);
            post.setEntity(entity);
        }
        HttpResponse response = client.execute(post);
        HttpEntity entity = response.getEntity();
        is = new InputStreamReader(entity.getContent(), encoding);
        reader = new BufferedReader(is);
        String tmp = reader.readLine();
        while (tmp != null) {
            buffer.append(tmp);
            tmp = reader.readLine();
        }

    } catch (IOException ex) {
        ex.printStackTrace();
        throw new RuntimeException(ex);
    } finally {
        IOUtils.closeStream(reader);
        IOUtils.closeStream(is);
        if (post != null) {
            post.releaseConnection();
        }
        try {
            client.close();
        } catch (IOException ex) {
        }
    }
    return buffer.toString();
}