Java CloseableHttpClient.execute方法代码示例

import org.apache.http.impl.client.CloseableHttpClient; //导入方法依赖的package包/类
@Test
public void client() throws URISyntaxException, IOException {

    CloseableHttpClient httpclient = HttpClients.createDefault();

    URI uri = new URIBuilder()
            .setScheme("http")
            .setHost("www.google.com")
            .setPath("/search")
            .setParameter("q", "httpclient")
            .setParameter("btnG", "Google Search")
            .setParameter("aq", "f")
            .setParameter("oq", "")
            .build();
    HttpGet httpget = new HttpGet(uri);
    CloseableHttpResponse response = httpclient.execute(httpget);
}
 

import org.apache.http.impl.client.CloseableHttpClient; //导入方法依赖的package包/类
/**
 * Simple Http Post.
 *
 * @param path the path
 * @param payload the payload
 * @return the closeable http response
 * @throws URISyntaxException the URI syntax exception
 * @throws IOException Signals that an I/O exception has occurred.
 * @throws MininetException the MininetException
 */
public CloseableHttpResponse simplePost(String path, String payload) 
    throws URISyntaxException, IOException, MininetException {
  URI uri = new URIBuilder()
      .setScheme("http")
      .setHost(mininetServerIP.toString())
      .setPort(mininetServerPort.getPort())
      .setPath(path)
      .build();
  CloseableHttpClient client = HttpClientBuilder.create().build();
  RequestConfig config = RequestConfig
      .custom()
      .setConnectTimeout(CONNECTION_TIMEOUT_MS)
      .setConnectionRequestTimeout(CONNECTION_TIMEOUT_MS)
      .setSocketTimeout(CONNECTION_TIMEOUT_MS)
      .build();
  HttpPost request = new HttpPost(uri);
  request.setConfig(config);
  request.addHeader("Content-Type", "application/json");
  request.setEntity(new StringEntity(payload));
  CloseableHttpResponse response = client.execute(request);
  if (response.getStatusLine().getStatusCode() >= 300) {
    throw new MininetException(String.format("failure - received a %d for %s.", 
        response.getStatusLine().getStatusCode(), request.getURI().toString()));
  }
  return response;
}
 

import org.apache.http.impl.client.CloseableHttpClient; //导入方法依赖的package包/类
private void register(RegisterModel model) throws Exception {
	String url = "http://" + properties.getScouter().getHost() + ":" + properties.getScouter().getPort() + "/register";
	
       String param = new Gson().toJson(model);

       HttpPost post = new HttpPost(url);
       post.addHeader("Content-Type","application/json");
       post.setEntity(new StringEntity(param));
     
       CloseableHttpClient client = HttpClientBuilder.create().build();
     
       // send the post request
       HttpResponse response = client.execute(post);
       
       if (response.getStatusLine().getStatusCode() == HttpStatus.SC_OK || response.getStatusLine().getStatusCode() == HttpStatus.SC_CREATED) {
       		logger.info("Register message sent to [{}] for [{}].", url, model.getObject().getDisplay());
       } else {
        	logger.warn("Register message sent failed. Verify below information.");
        	logger.warn("[URL] : " + url);
        	logger.warn("[Message] : " + param);
        	logger.warn("[Reason] : " + EntityUtils.toString(response.getEntity(), "UTF-8"));
       }
}
 

import org.apache.http.impl.client.CloseableHttpClient; //导入方法依赖的package包/类
public boolean postMessage(String url, String message) {
	boolean ret = true;
	
	try {
		CloseableHttpClient client = HttpClients.createDefault();
	    HttpPost httpPost = new HttpPost(URL + url);
	 
	    StringEntity se = new StringEntity(message);
	    
	    httpPost.setEntity(se);
	    
	    CloseableHttpResponse response = client.execute(httpPost);
	    
	    if (response.getStatusLine().getStatusCode() != 200) {
	    	ret = false;
	    }
	    
	    client.close();
	} catch (Exception e) {
		e.printStackTrace();
		ret = false;
		System.exit(-1);
	}
	
	return ret;
}
 

import org.apache.http.impl.client.CloseableHttpClient; //导入方法依赖的package包/类
private void delete(String url) throws IOException, HttpException {
	CredentialsProvider credentials = credentialsProvider();
	CloseableHttpClient httpclient = HttpClients.custom()
               .setDefaultCredentialsProvider(credentials)
               .build();

	try {
		HttpDelete httpDelete = new HttpDelete(url);
 		httpDelete.setHeader("Accept", "application/json");
	        
	    System.out.println("Executing request " + httpDelete.getRequestLine());
	    CloseableHttpResponse response = httpclient.execute(httpDelete);
	    try {
	        LOG.debug("----------------------------------------");
	        LOG.debug((String)response.getStatusLine().getReasonPhrase());
	    } finally {
	        response.close();
	    }
	} finally {
	    httpclient.close();
	}
}
 

import org.apache.http.impl.client.CloseableHttpClient; //导入方法依赖的package包/类
@Override
public String getJsonFromCAdvisor(String containerId) {
	String result = "";
	try {
		CloseableHttpClient httpclient = HttpClients.createDefault();
		HttpGet httpget = new HttpGet(cAdvisorURL + "/api/v1.3/containers/docker/" + containerId);
		CloseableHttpResponse response = httpclient.execute(httpget);
		try {
			result = EntityUtils.toString(response.getEntity());
			if (logger.isDebugEnabled()) {
				logger.debug(result);
			}
		} finally {
			response.close();
		}
	} catch (Exception e) {
		logger.error(containerId, e);
	}
	return result;
}
 

import org.apache.http.impl.client.CloseableHttpClient; //导入方法依赖的package包/类
@Override
public File execute(CloseableHttpClient httpclient, HttpHost httpProxy, String uri, 
    WxMpQrCodeTicket ticket) throws WxErrorException, IOException {
  if (ticket != null) {
    if (uri.indexOf('?') == -1) {
      uri += '?';
    }
    uri += uri.endsWith("?") 
        ? "ticket=" + URLEncoder.encode(ticket.getTicket(), "UTF-8") 
        : "&ticket=" + URLEncoder.encode(ticket.getTicket(), "UTF-8");
  }
  
  HttpGet httpGet = new HttpGet(uri);
  if (httpProxy != null) {
    RequestConfig config = RequestConfig.custom().setProxy(httpProxy).build();
    httpGet.setConfig(config);
  }

  try (CloseableHttpResponse response = httpclient.execute(httpGet);
      InputStream inputStream = InputStreamResponseHandler.INSTANCE.handleResponse(response);) {
    Header[] contentTypeHeader = response.getHeaders("Content-Type");
    if (contentTypeHeader != null && contentTypeHeader.length > 0) {
      // 出错
      if (ContentType.TEXT_PLAIN.getMimeType().equals(contentTypeHeader[0].getValue())) {
        String responseContent = Utf8ResponseHandler.INSTANCE.handleResponse(response);
        throw new WxErrorException(WxError.fromJson(responseContent));
      }
    }
    return FileUtils.createTmpFile(inputStream, UUID.randomUUID().toString(), "jpg");
  } finally {
    httpGet.releaseConnection();
  }

}
 

import org.apache.http.impl.client.CloseableHttpClient; //导入方法依赖的package包/类
@Test
public void testUnknownHostException() throws IOException {
    CloseableHttpClient client = clientBuilder.build();

    try {
        client.execute(new HttpGet("http://notexisting.example.com"));
    } catch (UnknownHostException ex) {
    }

    List<MockSpan> mockSpans = mockTracer.finishedSpans();
    Assert.assertEquals(2, mockSpans.size());

    MockSpan mockSpan = mockSpans.get(0);
    Assert.assertEquals(Boolean.TRUE, mockSpan.tags().get(Tags.ERROR.getKey()));

    // logs
    Assert.assertEquals(1, mockSpan.logEntries().size());
    Assert.assertEquals(2, mockSpan.logEntries().get(0).fields().size());
    Assert.assertEquals(Tags.ERROR.getKey(), mockSpan.logEntries().get(0).fields().get("event"));
    Assert.assertNotNull(mockSpan.logEntries().get(0).fields().get("error.object"));
}
 

import org.apache.http.impl.client.CloseableHttpClient; //导入方法依赖的package包/类
public static String postAttempt(int id) throws IOException {
  final CloseableHttpClient client = EduStepicAuthorizedClient.getHttpClient();
  if (client == null || StudySettings.getInstance().getUser() == null) return "";
  final HttpPost attemptRequest = new HttpPost(EduStepicNames.STEPIC_API_URL + EduStepicNames.ATTEMPTS);
  String attemptRequestBody = new Gson().toJson(new StepicWrappers.AttemptWrapper(id));
  attemptRequest.setEntity(new StringEntity(attemptRequestBody, ContentType.APPLICATION_JSON));

  final CloseableHttpResponse attemptResponse = client.execute(attemptRequest);
  final HttpEntity responseEntity = attemptResponse.getEntity();
  final String attemptResponseString = responseEntity != null ? EntityUtils.toString(responseEntity) : "";
  final StatusLine statusLine = attemptResponse.getStatusLine();
  EntityUtils.consume(responseEntity);
  if (statusLine.getStatusCode() != HttpStatus.SC_CREATED) {
    LOG.warn("Failed to make attempt " + attemptResponseString);
    return "";
  }
  return attemptResponseString;
}
 

import org.apache.http.impl.client.CloseableHttpClient; //导入方法依赖的package包/类
/**
 * Performs HTTP Post request for the end point with the given path, with
 * the given JSON as payload.
 * 
 * @param path
 *            the path to be called.
 * @param jsonContent
 *            the JSON content to be posted.
 * @return the CloseableHttpResponse object.
 * @throws ClientProtocolException
 * @throws IOException
 */
public CloseableHttpResponse executeHttpPost(String path, String jsonContent)
		throws ClientProtocolException, IOException {
	logger.debug(DEBUG_EXECUTING_HTTP_POST_FOR_WITH_JSON_CONTENT, baseUri, path, jsonContent);

	HttpPost httpPost = createHttpPost(baseUri + path);

	StringEntity input = new StringEntity(jsonContent, StandardCharsets.UTF_8);
	input.setContentType(APPLICATION_JSON);
	httpPost.setEntity(input);

	CloseableHttpClient httpClient = HttpClients.createDefault();
	CloseableHttpResponse response = httpClient.execute(httpPost);

	logger.debug(DEBUG_EXECUTED_HTTP_POST_FOR_WITH_JSON_CONTENT, baseUri, path, jsonContent);
	return response;
}
 

import org.apache.http.impl.client.CloseableHttpClient; //导入方法依赖的package包/类
/**
 * httpClient post 获取资源
 * @param url
 * @param params
 * @return
 */
public static String post(String url, Map<String, Object> params) {
	log.info(url);
	try {
		CloseableHttpClient httpClient = HttpClientBuilder.create().build();
		HttpPost httpPost = new HttpPost(url);
		if (params != null && params.size() > 0) {
			List<NameValuePair> nvps = new ArrayList<NameValuePair>();
			Set<String> keySet = params.keySet();
			for (String key : keySet) {
				Object object = params.get(key);
				nvps.add(new BasicNameValuePair(key, object==null?null:object.toString()));
			}
			httpPost.setEntity(new UrlEncodedFormEntity(nvps, "UTF-8"));
		}
		CloseableHttpResponse response = httpClient.execute(httpPost);
		return EntityUtils.toString(response.getEntity(), "UTF-8");
	} catch (Exception e) {
		log.error(e);
	}
	return null;
}
 

import org.apache.http.impl.client.CloseableHttpClient; //导入方法依赖的package包/类
@Test
public void testHttpRequestGet() throws Exception {

    RequestConfig.Builder req = RequestConfig.custom();
    req.setConnectTimeout(5000);
    req.setConnectionRequestTimeout(5000);
    req.setRedirectsEnabled(false);
    req.setSocketTimeout(5000);
    req.setExpectContinueEnabled(false);

    HttpGet get = new HttpGet("http://127.0.0.1:54322/login");
    get.setConfig(req.build());

    PoolingHttpClientConnectionManager cm = new PoolingHttpClientConnectionManager();
    cm.setDefaultMaxPerRoute(5);

    HttpClientBuilder builder = HttpClients.custom();
    builder.disableAutomaticRetries();
    builder.disableRedirectHandling();
    builder.setConnectionTimeToLive(5, TimeUnit.SECONDS);
    builder.setKeepAliveStrategy(DefaultConnectionKeepAliveStrategy.INSTANCE);
    builder.setConnectionManager(cm);
    CloseableHttpClient client = builder.build();

    String s = client.execute(get, new ResponseHandler<String>() {

        @Override
        public String handleResponse(HttpResponse response) throws ClientProtocolException, IOException {
            assertEquals(301, response.getStatusLine().getStatusCode());
            return "success";
        }

    });
    assertEquals("success", s);

}
 

import org.apache.http.impl.client.CloseableHttpClient; //导入方法依赖的package包/类
/**
 * sendGetCommand
 *
 * @param url
 * @param parameters
 * @return
 */
public Map<String, String> sendGetCommand(String url, Map<String, Object> parameters)
        throws ManagerResponseException {
    Map<String, String> response = new HashMap<String, String>();
    CloseableHttpClient httpclient = HttpClients.createDefault();
    HttpGet httpget = new HttpGet(url);
    try {
        CloseableHttpResponse httpResponse = httpclient.execute(httpget, localContext);
        ResponseHandler<String> handler = new CustomResponseErrorHandler();
        String body = handler.handleResponse(httpResponse);
        response.put(BODY, body);
        httpResponse.close();

    } catch (Exception e) {
        throw new ManagerResponseException(e.getMessage(), e);
    }

    return response;
}
 

import org.apache.http.impl.client.CloseableHttpClient; //导入方法依赖的package包/类
/**
 * Simple Http Get.
 *
 * @param path the path
 * @return the CloseableHttpResponse
 * @throws URISyntaxException the URI syntax exception
 * @throws IOException Signals that an I/O exception has occurred.
 * @throws MininetException the MininetException
 */
public CloseableHttpResponse simpleGet(String path) 
    throws URISyntaxException, IOException, MininetException {
  URI uri = new URIBuilder()
      .setScheme("http")
      .setHost(mininetServerIP.toString())
      .setPort(mininetServerPort.getPort())
      .setPath(path)
      .build();
  CloseableHttpClient client = HttpClientBuilder.create().build();
  RequestConfig config = RequestConfig
      .custom()
      .setConnectTimeout(CONNECTION_TIMEOUT_MS)
      .setConnectionRequestTimeout(CONNECTION_TIMEOUT_MS)
      .setSocketTimeout(CONNECTION_TIMEOUT_MS)
      .build();
  HttpGet request = new HttpGet(uri);
  request.setConfig(config);
  request.addHeader("Content-Type", "application/json");
  CloseableHttpResponse response = client.execute(request);
  if (response.getStatusLine().getStatusCode() >= 300) {
    throw new MininetException(String.format("failure - received a %d for %s.", 
        response.getStatusLine().getStatusCode(), request.getURI().toString()));
  }
  return response;
}
 

import org.apache.http.impl.client.CloseableHttpClient; //导入方法依赖的package包/类
private Map put(String url, String data) throws IOException, HttpException {
	Map<String,Object> map = null;
	CredentialsProvider credentials = credentialsProvider();
	CloseableHttpClient httpclient = HttpClients.custom()
               .setDefaultCredentialsProvider(credentials)
               .build();

	try {
		HttpPut httpPut = new HttpPut(url);
 		httpPut.setHeader("Accept", "application/json");
 		httpPut.setHeader("Content-Type", "application/json");
        HttpEntity entity = new ByteArrayEntity(data.getBytes("utf-8"));
 		httpPut.setEntity(entity);
	        
	    System.out.println("Executing request " + httpPut.getRequestLine());
	    CloseableHttpResponse response = httpclient.execute(httpPut);
	    try {
	        LOG.debug("----------------------------------------");
	        LOG.debug((String)response.getStatusLine().getReasonPhrase());
	        String responseBody = EntityUtils.toString(response.getEntity());
	        LOG.debug(responseBody);
	        Gson gson = new Gson();
	        map = new HashMap<String,Object>();
			map = (Map<String,Object>) gson.fromJson(responseBody, map.getClass());
	        LOG.debug(responseBody);
	    } finally {
	        response.close();
	    }
	} finally {
	    httpclient.close();
	}

	return map;
}