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<dependency>

    <groupId>com.alibaba</groupId>

    <artifactId>fastjson</artifactId>

    <version>1.2.80</version>

</dependency>

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package com.zjh.weixin.Model;

import lombok.Data;

import java.util.List;

/**

 * @Author: zjh

 * @Date: 2022/9/19 11:03

 * @Description: 天气总实体

 * @Version: v1.0

 */

@Data

public class WeatherModel {

    private String status;

    private String count;

    private String nfo;

    private String infocode;

    private List<LivesModel> lives;

}

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package com.zjh.weixin.Model;

import lombok.Data;

/**

 * @Author zjh

 * @Date 2022/9/19 1053

 * @Description 天气实体类

 * @Version v1.0

 */

@Data

public class LivesModel {

    private String province;

    private String city;

    private String adcode;

    private String weather ;

    private String temperature ;

    private String winddirection;

    private String windpower;

    private String humidity;

    private String reporttime ;

}

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package com.zjh.weixin.Util;

import org.springframework.http.HttpEntity;

import org.springframework.http.HttpHeaders;

import org.springframework.http.MediaType;

import org.springframework.web.client.RestTemplate;

import com.alibaba.fastjson.JSON;

import java.util.Map;

/**

 * @Author: zjh

 * @Date: 2022/9/19 10:29

 * @Description: 后端根据路径发起请求

 * @Version: v1.0

 */

public class HttpsUtil {

    /**

     * get请求

     */

    public static String get(String url){

        HttpHeaders headers = new HttpHeaders();

        MediaType mediaType = MediaType.parseMediaType("application/json; charset=UTF-8");

        headers.setContentType(mediaType);

        RestTemplate restTemplate = new RestTemplate();

        String result = restTemplate.getForObject(url, String.class);

        return result;

    }

}

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public static void main(String[] args) {

       String url = "https://restapi.amap.com/v3/weather/weatherInfo?city=411400&key=b2f301************077d21";

       String s = HttpsUtil.get(url);

       System.out.println(s);

       JSONObject object = JSONObject.parseObject(s);

       WeatherModel jb = (WeatherModel)JSONObject.toJavaObject(object, WeatherModel.class);

       System.out.println(jb);

       LivesModel livesModel = jb.getLives().get(0);

       System.out.println(livesModel);

       int c =Integer.valueOf(livesModel.getTemperature());

       SimpleDateFormat dateFm = new SimpleDateFormat("EEEE");

       String currSun = dateFm.format(new Date());

       String r = null;

       if (c<=26 && c>=18){

           r="今天温度适宜";

       }else if (c>26){

           r="今天温度较高,注意防晒";

       }else if(c<18){

           r="今天温度较低,注意保暖";

       }

       String zong = "日期: "+livesModel.getReporttime()+"  "+currSun+"\n"+

               "所在城市: "+livesModel.getCity()+"\n"+

               "天气: " + livesModel.getWeather()+"\n"+

               "温度: "+ livesModel.getTemperature()+"  "+r+"\n"+

               "风向: "+ livesModel.getWinddirection()+"风"+"\n"+

               "风级: "+livesModel.getWindpower();

       System.out.println(zong);

   }

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public static String getWeather(String adcode,String key){

        String url = "https://restapi.amap.com/v3/weather/weatherInfo?city="+adcode+"&key="+key;

        String s = HttpsUtil.get(url);

        JSONObject object = JSONObject.parseObject(s);

        WeatherModel jb = (WeatherModel)JSONObject.toJavaObject(object, WeatherModel.class);

        LivesModel livesModel = jb.getLives().get(0);

        int c =Integer.valueOf(livesModel.getTemperature());

        SimpleDateFormat dateFm = new SimpleDateFormat("EEEE");

        String currSun = dateFm.format(new Date());

        String r = null;

        if (c<=26 && c>=18){

            r="今天温度适宜";

        }else if (c>26){

            r="今天温度较高,注意防晒";

        }else if(c<18){

            r="今天温度较低,注意保暖";

        }

        String zong = "日期: "+livesModel.getReporttime()+"  "+currSun+"\n"+

                "所在城市: "+livesModel.getCity()+"\n"+

                "天气: " + livesModel.getWeather()+"\n"+

                "温度: "+ livesModel.getTemperature()+"  "+r+"\n"+

                "风向: "+ livesModel.getWinddirection()+"风"+"\n"+

                "风级: "+livesModel.getWindpower();

        return zong;

    }

    private static String getCityCode(String adress,String key){

        String url = "https://restapi.amap.com/v3/geocode/geo?address="+adress+"&key="+key;

        String s = HttpsUtil.get(url);

        JSONObject object = JSONObject.parseObject(s);

        System.out.println(object);

        JSONArray array = (JSONArray) object.get("geocodes");

        JSONObject arrayObject = (JSONObject) array.get(0);

        String adcode = arrayObject.get("adcode").toString();

        return adcode;

    }

    public static void main(String[] args) {

        System.out.println(getCityCode("河南省郑州市","b2f301c36******77d21"));

        System.out.println(getWeather(getCityCode("河南省郑州市","b2f3*****7d21"),"b2f3*******7d21"));

    }