涉及到 经纬度的查询 和路线规划 以下使用的@Slf4j注解

    private void checkOutOfRange(String address){Map map=new HashMap();map.put("address",shopAddress);map.put("output","json");map.put("ak",ak);//获取店铺的经纬度坐标String shopCoordinate = HttpClientUtil.doGet("https://api.map.baidu.com/geocoding/v3", map);JSONObject jsonObject = JSON.parseObject(shopCoordinate);if(!jsonObject.getString("status").equals("0")){//0代表着地址解析成功throw new OrderBusinessException("店铺地址解析失败");}
//        { 返回的结果集举例
//            "status": 0,
//                "result": {
//            "location": {
//                "lng": 113.923201,
//                "lat": 23.105796
//            }
//        }
//        }//查看经纬度JSONObject location = jsonObject.getJSONObject("result").getJSONObject("location");String lat = location.getString("lat");String lng = location.getString("lng");//获取店铺的经纬度String shopLngLat=lat+","+lng;log.info("获取店铺的经纬度{}",shopLngLat);map.put("address",address);//获取用户收货地址的经纬度坐标String userCoordinate = HttpClientUtil.doGet("https://api.map.baidu.com/geocoding/v3", map);jsonObject = JSON.parseObject(userCoordinate);if(!jsonObject.getString("status").equals("0")){//0代表着地址解析成功throw new OrderBusinessException("收获地址解析失败");}//数据解析location = jsonObject.getJSONObject("result").getJSONObject("location");lat=location.getString("lat");lng=location.getString("lng");//用户收货地址经纬度坐标String userLngLat=lat+","+lng;map.put("origin",shopLngLat);map.put("destination",userLngLat);map.put("steps_info","0");String json=HttpClientUtil.doGet("https://api.map.baidu.com/directionlite/v1/driving",map);jsonObject = JSON.parseObject(json);if(!jsonObject.getString("status").equals("0")){throw new OrderBusinessException("配送路线规划失败");}/*{"status": 0,"result": {"routes": [{"distance": "1449","duration": "245","real_time_traffic": {"road_id": "11607050001","speed": "50","delay": "0","jing_jie": "100","traffic_state": "normal"},.....*///数据解析JSONObject result = jsonObject.getJSONObject("result");JSONArray jsonArray = (JSONArray) result.get("routes");Integer distance = (Integer) ((JSONObject) jsonArray.get(0)).get("distance");//获取举例米log.info("距离为:{}",distance);if (distance>5000){//配送距离超过5000米throw new OrderBusinessException("超出配送范围");}}

请求第三方的客户端工具类

public class HttpClientUtil {static final  int TIMEOUT_MSEC = 5 * 1000;/*** 发送GET方式请求* @param url* @param paramMap* @return*/public static String doGet(String url,Map<String,String> paramMap){// 创建Httpclient对象CloseableHttpClient httpClient = HttpClients.createDefault();String result = "";CloseableHttpResponse response = null;try{URIBuilder builder = new URIBuilder(url);if(paramMap != null){for (String key : paramMap.keySet()) {builder.addParameter(key,paramMap.get(key));}}URI uri = builder.build();//创建GET请求HttpGet httpGet = new HttpGet(uri);//发送请求response = httpClient.execute(httpGet);//判断响应状态if(response.getStatusLine().getStatusCode() == 200){result = EntityUtils.toString(response.getEntity(),"UTF-8");}}catch (Exception e){e.printStackTrace();}finally {try {response.close();httpClient.close();} catch (IOException e) {e.printStackTrace();}}return result;}/*** 发送POST方式请求* @param url* @param paramMap* @return* @throws IOException*/public static String doPost(String url, Map<String, String> paramMap) throws IOException {// 创建Httpclient对象CloseableHttpClient httpClient = HttpClients.createDefault();CloseableHttpResponse response = null;String resultString = "";try {// 创建Http Post请求HttpPost httpPost = new HttpPost(url);// 创建参数列表if (paramMap != null) {List<NameValuePair> paramList = new ArrayList();for (Map.Entry<String, String> param : paramMap.entrySet()) {paramList.add(new BasicNameValuePair(param.getKey(), param.getValue()));}// 模拟表单UrlEncodedFormEntity entity = new UrlEncodedFormEntity(paramList);httpPost.setEntity(entity);}httpPost.setConfig(builderRequestConfig());// 执行http请求response = httpClient.execute(httpPost);resultString = EntityUtils.toString(response.getEntity(), "UTF-8");} catch (Exception e) {throw e;} finally {try {response.close();} catch (IOException e) {e.printStackTrace();}}return resultString;}/*** 发送POST方式请求* @param url* @param paramMap* @return* @throws IOException*/public static String doPost4Json(String url, Map<String, String> paramMap) throws IOException {// 创建Httpclient对象CloseableHttpClient httpClient = HttpClients.createDefault();CloseableHttpResponse response = null;String resultString = "";try {// 创建Http Post请求HttpPost httpPost = new HttpPost(url);if (paramMap != null) {//构造json格式数据JSONObject jsonObject = new JSONObject();for (Map.Entry<String, String> param : paramMap.entrySet()) {jsonObject.put(param.getKey(),param.getValue());}StringEntity entity = new StringEntity(jsonObject.toString(),"utf-8");//设置请求编码entity.setContentEncoding("utf-8");//设置数据类型entity.setContentType("application/json");httpPost.setEntity(entity);}httpPost.setConfig(builderRequestConfig());// 执行http请求response = httpClient.execute(httpPost);resultString = EntityUtils.toString(response.getEntity(), "UTF-8");} catch (Exception e) {throw e;} finally {try {response.close();} catch (IOException e) {e.printStackTrace();}}return resultString;}//设置连接超时时间private static RequestConfig builderRequestConfig() {return RequestConfig.custom().setConnectTimeout(TIMEOUT_MSEC).setConnectionRequestTimeout(TIMEOUT_MSEC).setSocketTimeout(TIMEOUT_MSEC).build();}}

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