java httpq请求的问题

Question

2016-12-05 20:23:30.303  INFO 3392 --- [pool-2-thread-1] com.wx.aibox.service.token.TokenAuth     : >Update token16-12-5 下午8:23 2016-12-05 20:23:30.304  INFO 3392 --- [pool-2-thread-1] com.wx.aibox.service.token.TokenService  : https%3A%2F%2Fapi.weixin.qq.com%2Fcgi-bin%2Ftoken%3Fgrant_type%3Dclient_credential%26appid%3Dwx6f41feeb796d964e%26secret%3D0f8aab5aac94d181caa0d0cfa94b7fe6+ 2016-12-05 20:23:30.312  INFO 3392 --- [pool-2-thread-1] com.wx.aibox.tools.HttpClient            :  httpGet:   https%3A%2F%2Fapi.weixin.qq.com%2Fcgi-bin%2Ftoken%3Fgrant_type%3Dclient_credential%26appid%3Dwx6f41feeb796d964e%26secret%3D0f8aab5aac94d181caa0d0cfa94b7fe6+ 2016-12-05 20:23:30.444  INFO 3392 --- [           main] s.b.c.e.t.TomcatEmbeddedServletContainer : Tomcat started on port(s): 80 (http) 2016-12-05 20:23:30.456  INFO 3392 --- [           main] com.wx.aibox.WxApplication               : Started WxApplication in 13.379 seconds (JVM running for 15.142) org.apache.http.client.ClientProtocolException     at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:186)     at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82)     at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:106)package com.wx.aibox.service.token;  */     public void getToken() throws UnsupportedEncodingException {             String url=Constant.url;         url=URLEncoder.encode(url, "UTF-8");         try {logger.info(""+url);             JSONObject  jsonObject = HttpClient.httpGet(url);             logger.info(" json"+jsonObject.toString());             tokenAuthEachRsp = (TokenAuthEachRsp) jsonObject.toJavaObject(TokenAuthEachRsp.class);             logger.info("成功"+tokenAuthEachRsp.toString());         }catch (Exception e){             logger.error(e.toString());             try{Thread.sleep(2000);}catch (InterruptedException r){r.printStackTrace();}             logger.info("token 失败 重新发送"); //            getToken();         }     } import java.io.IOException; import java.net.URLDecoder; import static org.apache.commons.httpclient.methods.multipart.FilePart.DEFAULT_CHARSET; import static org.springframework.http.HttpHeaders.ACCEPT; import static org.springframework.http.HttpHeaders.HOST; public class HttpClient {     private static final Logger logger = LoggerFactory.getLogger(HttpClient.class);         /**      * 发送get请求      * @param url    路径      * @return      */     public static JSONObject httpGet(String url){         logger.info(" httpGet:   {}",url);         JSONObject jsonResult = null;         try {             CloseableHttpClient client= HttpClients.createDefault();             HttpGet request = new HttpGet(url);             HttpClient httpClient = new HttpClient();             GetMethod getMethod = new GetMethod(url);             request.addHeader("Accept-Charset", "UTF-8");             request.addHeader("Host", HOST);             request.addHeader("Accept", ACCEPT);             HttpResponse response = client.execute(request);             logger.info(" response.getStatusLine().getStatusCode(){}",response.getStatusLine().getStatusCode());             /**请求发送成功，并得到响应**/             if (response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {                 String strResult = EntityUtils.toString(response.getEntity());                 logger.info(" json 返回值{}",response.toString());                 logger.info(" json 返回值{}",strResult);                 jsonResult = JSONObject.parseObject(strResult);                 url = URLDecoder.decode(url, "UTF-8");             } else {                 logger.error("get请求提交失败:" + url+"code"+response.getStatusLine().getStatusCode());                 jsonResult=  JSONObject.parseObject(String.valueOf(response.getStatusLine().getStatusCode()));             }             logger.info("HttpStatus {}",response.getStatusLine().getStatusCode() );         } catch (Exception e) {             e.printStackTrace();             logger.error("get请求提交失败:" + url, e);         }         logger.error("result" + jsonResult);         logger.error("result" + jsonResult.toString());         return jsonResult;     } }