package com.panzhihua.sangeshenbian.utils;
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import com.alibaba.fastjson.JSONArray;
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import com.alibaba.fastjson.JSONObject;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.web.util.UriUtils;
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import java.io.BufferedReader;
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import java.io.InputStreamReader;
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import java.net.HttpURLConnection;
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import java.net.URL;
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import java.net.URLConnection;
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import java.util.LinkedHashMap;
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import java.util.Map;
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/**
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* @author mitao
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* @date 2025/2/26
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*/
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@Slf4j
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public class BaiduMapUtil {
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public static String URL = "https://api.map.baidu.com/place/v2/search?";
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public static String GEOCONV_URL = "https://api.map.baidu.com/geoconv/v2/?";
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public static String AK = "3mHKIXMArjgIkgADzOlTYp4XssNSNkwr";
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public static void main(String[] args) throws Exception {
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//Map params = new LinkedHashMap<String, String>();
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//params.put("query", "银行");
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//params.put("location", "39.915,116.404");
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//params.put("radius", "2000");
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//params.put("output", "json");
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//params.put("ak", AK);
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//
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//
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//requestGetAK(URL, params);
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System.out.println(geoconv("116.390838,39.916245").toJSONString());
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}
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/**
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* 默认ak
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* 选择了ak，使用IP白名单校验：
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* 根据您选择的AK已为您生成调用代码
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* 检测到您当前的ak设置了IP白名单校验
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* 您的IP白名单中的IP非公网IP，请设置为公网IP，否则将请求失败
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* 请在IP地址为xxxxxxx的计算发起请求，否则将请求失败
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*/
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public static JSONArray requestGetAK(String strUrl, Map<String, String> param) throws Exception {
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if (strUrl == null || strUrl.length() <= 0 || param == null || param.size() <= 0) {
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return new JSONArray();
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}
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StringBuffer queryString = new StringBuffer();
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queryString.append(strUrl);
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for (Map.Entry<?, ?> pair : param.entrySet()) {
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queryString.append(pair.getKey() + "=");
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// 第一种方式使用的 jdk 自带的转码方式 第二种方式使用的 spring 的转码方法 两种均可
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// queryString.append(URLEncoder.encode((String) pair.getValue(), "UTF-8").replace("+", "%20") + "&");
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queryString.append(UriUtils.encode((String) pair.getValue(), "UTF-8") + "&");
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}
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if (queryString.length() > 0) {
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queryString.deleteCharAt(queryString.length() - 1);
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}
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java.net.URL url = new URL(queryString.toString());
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System.out.println(queryString.toString());
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URLConnection httpConnection = (HttpURLConnection) url.openConnection();
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httpConnection.connect();
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InputStreamReader isr = new InputStreamReader(httpConnection.getInputStream());
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BufferedReader reader = new BufferedReader(isr);
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StringBuffer buffer = new StringBuffer();
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String line;
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while ((line = reader.readLine()) != null) {
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buffer.append(line);
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}
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reader.close();
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isr.close();
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System.out.println("AK: " + buffer.toString());
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JSONObject jsonObject = JSONObject.parseObject(buffer.toString());
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System.out.println(jsonObject);
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if (jsonObject.getString("message").equals("ok")) {
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return jsonObject.getJSONArray("results");
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}
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return new JSONArray();
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}
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public static JSONArray searchLocation(String query, String location) {
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Map params = new LinkedHashMap<String, String>();
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params.put("query", query);
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params.put("location", location);
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params.put("radius", "2000");
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params.put("output", "json");
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params.put("ak", AK);
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JSONArray jsonArray;
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try {
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jsonArray = requestGetAK(URL, params);
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} catch (Exception e) {
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log.error("searchLocation error",e);
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throw new RuntimeException(e);
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}
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return jsonArray;
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}
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public static JSONObject requestGetAKObject(String strUrl, Map<String, String> param) throws Exception {
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if (strUrl == null || strUrl.length() <= 0 || param == null || param.size() <= 0) {
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return new JSONObject();
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}
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StringBuffer queryString = new StringBuffer();
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queryString.append(strUrl);
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for (Map.Entry<?, ?> pair : param.entrySet()) {
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queryString.append(pair.getKey() + "=");
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// 第一种方式使用的 jdk 自带的转码方式 第二种方式使用的 spring 的转码方法 两种均可
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// queryString.append(URLEncoder.encode((String) pair.getValue(), "UTF-8").replace("+", "%20") + "&");
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queryString.append(UriUtils.encode((String) pair.getValue(), "UTF-8") + "&");
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}
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if (queryString.length() > 0) {
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queryString.deleteCharAt(queryString.length() - 1);
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}
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java.net.URL url = new URL(queryString.toString());
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System.out.println(queryString.toString());
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URLConnection httpConnection = (HttpURLConnection) url.openConnection();
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httpConnection.connect();
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InputStreamReader isr = new InputStreamReader(httpConnection.getInputStream());
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BufferedReader reader = new BufferedReader(isr);
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StringBuffer buffer = new StringBuffer();
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String line;
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while ((line = reader.readLine()) != null) {
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buffer.append(line);
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}
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reader.close();
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isr.close();
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return JSONObject.parseObject(buffer.toString());
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}
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public static JSONObject geoconv(String coords) throws Exception {
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Map params = new LinkedHashMap<String, String>();
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params.put("coords", coords);
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params.put("output", "json");
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params.put("model", "2");
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params.put("ak", AK);
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return requestGetAKObject(GEOCONV_URL, params);
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}
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}
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