由于LAC和CID只是基站的标识符,无法直接转换成经纬度,需要借助基站定位技术来实现。

一种常用的方法是使用Google Maps API或其它基站定位服务提供商的API,通过发送LAC和CID信息查询基站的位置信息,进而得到对应的经纬度。

以下是一个使用Google Maps API实现的示例代码:

import java.io.*;
import java.net.*;
import org.json.*;

public class LocationConverter {

    public static void main(String[] args) throws Exception {
        String lac = "00008015";
        String cid = "00000CFC3281";
        String url = "https://www.googleapis.com/geolocation/v1/geolocate?key=YOUR_API_KEY";
        URL obj = new URL(url);
        HttpURLConnection con = (HttpURLConnection) obj.openConnection();

        // set request method
        con.setRequestMethod("POST");

        // set request headers
        con.setRequestProperty("Content-Type", "application/json");

        // set request body
        String requestBody = "{\"considerIp\": \"false\", \"cellTowers\": [{\"cellId\": \"" + cid + "\", \"locationAreaCode\": \"" + lac + "\", \"mobileCountryCode\": 460, \"mobileNetworkCode\": 0}]}";
        con.setDoOutput(true);
        OutputStreamWriter writer = new OutputStreamWriter(con.getOutputStream());
        writer.write(requestBody);
        writer.flush();

        // get response
        int responseCode = con.getResponseCode();
        BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
        String inputLine;
        StringBuffer response = new StringBuffer();
        while ((inputLine = in.readLine()) != null) {
            response.append(inputLine);
        }
        in.close();

        // parse response
        JSONObject jsonResponse = new JSONObject(response.toString());
        double lat = jsonResponse.getJSONObject("location").getDouble("lat");
        double lng = jsonResponse.getJSONObject("location").getDouble("lng");
        System.out.println("Latitude: " + lat + ", Longitude: " + lng);
    }
}

其中,YOUR_API_KEY需要替换为自己的Google Maps API密钥。运行该程序,即可得到对应的经纬度信息


原文地址: https://www.cveoy.top/t/topic/ffeO 著作权归作者所有。请勿转载和采集!

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