package com.stylefeng.guns.modular.system.util;
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import com.alibaba.fastjson.JSONArray;
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import com.alibaba.fastjson.JSONObject;
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import org.apache.http.HttpEntity;
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import org.apache.http.client.config.RequestConfig;
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import org.apache.http.client.methods.CloseableHttpResponse;
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import org.apache.http.client.methods.HttpGet;
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import org.apache.http.impl.client.CloseableHttpClient;
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import org.apache.http.impl.client.HttpClients;
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import org.apache.http.util.EntityUtils;
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import java.io.IOException;
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public class GaoDeMapUtil {
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public static void main(String[] args) {
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// 地址名称
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String address = "深圳市";
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// 调用自己写好的封装方法
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JSONObject positionObj = getLngAndLat(address);
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String longitude = positionObj.getString("longitude");
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String latitude = positionObj.getString("latitude");
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System.out.println("经度：" + longitude);
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System.out.println("纬度：" + latitude);
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}
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/**
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* 根据地址查询经纬度
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*
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* @param address
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* @return
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*/
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public static JSONObject getLngAndLat(String address) {
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JSONObject positionObj = new JSONObject();
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try {
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// 拼接请求高德的url
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String url = "http://restapi.amap.com/v3/geocode/geo?address=" + address + "&output=JSON&key=" + "86b7352a4b7dcd688f7308c8c61d043b";
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// 请求高德接口
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String result = sendHttpGet(url);
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JSONObject resultJOSN = JSONObject.parseObject(result);
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System.out.println("高德接口返回原始数据：");
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System.out.println(resultJOSN);
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JSONArray geocodesArray = resultJOSN.getJSONArray("geocodes");
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if (geocodesArray.size() > 0) {
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String position = geocodesArray.getJSONObject(0).getString("location");
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String[] lngAndLat = position.split(",");
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String longitude = lngAndLat[0];
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String latitude = lngAndLat[1];
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positionObj.put("longitude", longitude);
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positionObj.put("latitude", latitude);
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}
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geocodesArray.getJSONObject(0).getString("location");
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} catch (Exception e) {
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e.printStackTrace();
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}
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return positionObj;
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}
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/**
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* 发送Get请求
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*
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* @param url
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* @return
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*/
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public static String sendHttpGet(String url) {
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HttpGet httpGet = new HttpGet(url);
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RequestConfig defaultRequestConfig = RequestConfig.custom()
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.setConnectTimeout(3000)
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.setSocketTimeout(10000)
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.build();
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CloseableHttpClient httpClient = HttpClients.custom().setDefaultRequestConfig(defaultRequestConfig).build();
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String result = "";
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try {
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CloseableHttpResponse closeableHttpResponse = httpClient.execute(httpGet);
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HttpEntity entity = closeableHttpResponse.getEntity();
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result = EntityUtils.toString(entity, "UTF-8");
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} catch (IOException e) {
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e.printStackTrace();
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}
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return result;
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}
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}
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