/**

     * 获取用户

     */

    @RequestMapping("getUserMassages")

    public Map<String,Object> getuserMassge(String SAPDB){

        Map<String,Object> map=new HashMap<>();

        //获取用户

        String userMassge=HttpUtil.doGets("http://api.xxxx.com.cn/user/userxxxxxx?xxx="+xxx);

        List<Map<String,Object>> UserStock = JSONObject.parseObject(userMassge, List.class);

        map.put("userMassge",UserStock);

        return map;

    }

private static String token = "";
private static Date createDate = new Date();

public static String getToken(){
   if("".equals(token)){
      return getUrlToken();
   }
   else{
      Date now = new Date();
      if(now.getTime() - createDate.getTime() > 7000000l ){
         return getUrlToken();
      }
   }
   return token;
}

public static String getUrlToken(){
   String tokenStr = HttpUtil.doGet("http://xxxx.xxxxx.com.cn/user/xxx?xxx=xxx&xxxx=123456&xxxx=2","");
   HttpResult result = JSONObject.parseObject(tokenStr,HttpResult.class);
   if("success".equals(result.getStatus())){
      Token t = JSONObject.parseObject(result.getResult(), Token.class);
      token=t.getToken();
   }
   return token;
}

package org.springblade.desk.utils;

import org.apache.commons.lang3.StringUtils;

import org.apache.http.client.ResponseHandler;

import org.apache.http.client.methods.HttpPost;

import org.apache.http.entity.StringEntity;

import org.apache.http.impl.client.BasicResponseHandler;

import org.apache.http.impl.client.CloseableHttpClient;

import org.apache.http.impl.client.HttpClients;

import java.io.BufferedReader;

import java.io.IOException;

import java.io.InputStream;

import java.io.InputStreamReader;

import java.net.HttpURLConnection;

import java.net.MalformedURLException;

import java.net.URL;

/**

 * create by Dell on 2020/6/17

 */

public class HttpUtil {

    // get请求

    public static String doGet(String httpurl,String token) {

        HttpURLConnection connection = null;

        InputStream is = null;

        BufferedReader br = null;

        String result = null;// 返回结果字符串

        try {

            URL url = new URL(httpurl);

            connection = (HttpURLConnection) url.openConnection();

            connection.setRequestMethod("GET");

            if(!StringUtils.isEmpty(token)){

                connection.setRequestProperty("token", token);

            }

            connection.setConnectTimeout(15000);

            connection.setReadTimeout(60000);

            connection.connect();

            if (connection.getResponseCode() == 200) {

                is = connection.getInputStream();

                br = new BufferedReader(new InputStreamReader(is, "UTF-8"));

                StringBuffer sbf = new StringBuffer();

                String temp = null;

                while ((temp = br.readLine()) != null) {

                    sbf.append(temp);

                    sbf.append("\r\n");

                }

                result = sbf.toString();

            }

        } catch (MalformedURLException e) {

            e.printStackTrace();

        } catch (IOException e) {

            e.printStackTrace();

        } finally {

            if (null != br) {

                try {

                    br.close();

                } catch (IOException e) {

                    e.printStackTrace();

                }

            }

            if (null != is) {

                try {

                    is.close();

                } catch (IOException e) {

                    e.printStackTrace();

                }

            }

            connection.disconnect();// 关闭远程连接

        }

        return result;

    }

    // post请求参数为json格式

    public static String doPostByJson(String url, String json) throws Exception {

        String result = null;

        CloseableHttpClient httpClient = HttpClients.createDefault();

        ResponseHandler<String> responseHandler = new BasicResponseHandler();

        try {

            httpClient = HttpClients.createDefault();

            HttpPost httpPost = new HttpPost(url);

            StringEntity requestEntity = new StringEntity(json, "utf-8");

            requestEntity.setContentEncoding("UTF-8");

            httpPost.setHeader("Content-type", "application/json");

            httpPost.setEntity(requestEntity);

            result = httpClient.execute(httpPost, responseHandler);

        } catch (Exception e) {

            System.out.println(e.getMessage());

        } finally {

            try {

                httpClient.close();

            } catch (IOException e) {

                System.out.println(e.getMessage());

            }

        }

        return result;

    }

    // get请求

    public static String doGets(String httpurl) {

        System.out.println("进入get远程请求======================httpurl============="+httpurl);

        HttpURLConnection connection = null;

        InputStream is = null;

        BufferedReader br = null;

        String result = null;// 返回结果字符串

        try {

            URL url = new URL(httpurl);

            connection = (HttpURLConnection) url.openConnection();

            connection.setRequestMethod("GET");

            connection.setConnectTimeout(15000);

            connection.setReadTimeout(60000);

            connection.connect();

            if (connection.getResponseCode() == 200) {

                is = connection.getInputStream();

                br = new BufferedReader(new InputStreamReader(is, "UTF-8"));

                StringBuffer sbf = new StringBuffer();

                String temp = null;

                while ((temp = br.readLine()) != null) {

                    sbf.append(temp);

                    sbf.append("\r\n");

                }

                result = sbf.toString();

            }

        } catch (MalformedURLException e) {

            e.printStackTrace();

        } catch (IOException e) {

            e.printStackTrace();

        } finally {

            if (null != br) {

                try {

                    br.close();

                } catch (IOException e) {

                    e.printStackTrace();

                }

            }

            if (null != is) {

                try {

                    is.close();

                } catch (IOException e) {

                    e.printStackTrace();

                }

            }

            connection.disconnect();// 关闭远程连接

        }

        return result;

    }

}