pom文件

        
     
      org.apache.httpcomponents
         
     
      httpclient
         
     
      4.5.3
      
    

public void sendDataToRemote(){
          Map
    
      map = new HashMap
     
      ();         synchronized (PointValueService.mapLock){
              map = PointValueService.map;         }         Gson gson = new Gson();         String url = ipAddress + "/receiveService/receiveRemoteService";     //访问远程方法路径         String dataString = gson.toJson(map);         System.out.println("----------------dataString----------" + dataString);         try {
              String data = CodecTools.compressAndEncode(dataString);    // 压缩后的实时数据信息             // TODO Java调用指定ip路径下方法 accessPath             String t=CodecTools.decodeAndUncompress(data); //            System.out.println("data---------------"+data); //            System.out.println("t---------------"+t);             List
      
        params = new ArrayList
       
        (); //            params.add(new BasicNameValuePair("userName", "Sun"));             params.add(new BasicNameValuePair("param",data));             getRest(url, params);         } catch (IOException e) {
              e.printStackTrace();         }     }     public static String getRest(String url,List
        
          params){
          // 创建默认的httpClient实例.         CloseableHttpClient httpclient = HttpClients.createDefault();         // 创建httppost         HttpPost httppost = new HttpPost(url);         UrlEncodedFormEntity uefEntity;         try{
              uefEntity = new UrlEncodedFormEntity(params, "UTF-8");             httppost.setEntity(uefEntity);             CloseableHttpResponse response = httpclient.execute(httppost);             HttpEntity entity = response.getEntity();             String json= EntityUtils.toString(entity, "UTF-8");             int code= response.getStatusLine().getStatusCode();             if(code==200 ||code ==204){
                  return json;             }         }catch (Exception e){
              e.printStackTrace();         }         return "";     }