【开发技巧】Java根据详细地址获取对应经纬度

博主： Fivk
发布时间：2024 年 01 月 10 日
920 次浏览
10599字数
分类： Java 开发技巧

Q：稳不稳定？

A：稳不稳定我不知道，不过我永远相信`gov.cn`后缀域名网站的稳定性！

</div>

## 获取密钥

去天地图注册开发者账号：[http://lbs.tianditu.gov.cn/](http://lbs.tianditu.gov.cn/)

![](https://blog.fivk.cn/usr/uploads/2024/01/124709168.png)

我测试在代码中新建的项目需要选择服务端

![](https://blog.fivk.cn/usr/uploads/2024/01/1633341248.png)

新建之后复制密钥

![](https://blog.fivk.cn/usr/uploads/2024/01/2374434501.png)

## 在Java中的代码

首先导入Maven坐标

```xml
<dependency>
    <groupId>org.snmp4j</groupId>
    <artifactId>snmp4j</artifactId>
    <version>2.8.18</version>
</dependency>
```

需要用到的工具类

```java
import lombok.extern.slf4j.Slf4j;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpDelete;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.methods.HttpPut;
import org.apache.http.client.utils.URLEncodedUtils;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.message.BasicNameValuePair;

import java.io.*;
import java.net.URI;
import java.net.URLEncoder;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Set;
 
@Slf4j
public class HttpClientUtil {
    /**
     * 封装HTTP POST方法
     *
     * @param
     * @param
     * @return
     * @throws ClientProtocolException
     * @throws IOException
     */
    public static String post(String url, Map<String, String> paramMap) throws ClientProtocolException, IOException {
        HttpClient httpClient = HttpClients.createDefault();
        HttpPost httpPost = new HttpPost(url);
        //设置请求和传输超时时间
        RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(60000).setConnectTimeout(60000).build();
        httpPost.setConfig(requestConfig);
        List<NameValuePair> formParams = setHttpParams(paramMap);
        UrlEncodedFormEntity param = new UrlEncodedFormEntity(formParams, "UTF-8");
        httpPost.setEntity(param);
        HttpResponse response = httpClient.execute(httpPost);
        log.info("************{}", response);
        String httpEntityContent = getHttpEntityContent(response);
        log.info("************{}", httpEntityContent);
        httpPost.abort();
        log.info("************{}", httpEntityContent);
        return httpEntityContent;
 
    }
 
    /**
     * 封装HTTP POST方法
     *
     * @param
     * @param （如JSON串）
     * @return
     * @throws ClientProtocolException
     * @throws IOException
     */
    public static String post(String url, String data) throws ClientProtocolException, IOException {
        HttpClient httpClient = HttpClients.createDefault();
        HttpPost httpPost = new HttpPost(url);
        //设置请求和传输超时时间
        RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(60000).setConnectTimeout(60000).build();
        httpPost.setConfig(requestConfig);
        httpPost.setHeader("Content-Type", "text/json; charset=utf-8");
        httpPost.setEntity(new StringEntity(URLEncoder.encode(data, "UTF-8")));
        HttpResponse response = httpClient.execute(httpPost);
        String httpEntityContent = getHttpEntityContent(response);
        httpPost.abort();
        return httpEntityContent;
    }
 
    /**
     * 封装HTTP GET方法
     *
     * @param
     * @return
     * @throws ClientProtocolException
     * @throws IOException
     */
    public static String get(String url) throws ClientProtocolException, IOException {
        HttpClient httpClient = HttpClients.createDefault();
        HttpGet httpGet = new HttpGet();
        //设置请求和传输超时时间
        RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(60000).setConnectTimeout(60000).build();
        httpGet.setConfig(requestConfig);
        httpGet.setURI(URI.create(url));
        HttpResponse response = httpClient.execute(httpGet);
        String httpEntityContent = getHttpEntityContent(response);
        httpGet.abort();
        return httpEntityContent;
    }
 
    /**
     * 封装HTTP GET方法
     *
     * @param
     * @param
     * @return
     * @throws ClientProtocolException
     * @throws IOException
     */
    public static String get(String url, Map<String, String> paramMap) throws ClientProtocolException, IOException {
        HttpClient httpClient = HttpClients.createDefault();
        HttpGet httpGet = new HttpGet();
        //设置请求和传输超时时间
        RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(60000).setConnectTimeout(60000).build();
        httpGet.setConfig(requestConfig);
        List<NameValuePair> formparams = setHttpParams(paramMap);
        String param = URLEncodedUtils.format(formparams, "UTF-8");
        httpGet.setURI(URI.create(url + "?" + param));
        HttpResponse response = httpClient.execute(httpGet);
        String httpEntityContent = getHttpEntityContent(response);
        httpGet.abort();
        return httpEntityContent;
    }
 
    /**
     * 封装HTTP PUT方法
     *
     * @param
     * @param
     * @return
     * @throws ClientProtocolException
     * @throws IOException
     */
    public static String put(String url, Map<String, String> paramMap) throws ClientProtocolException, IOException {
        HttpClient httpClient = HttpClients.createDefault();
        HttpPut httpPut = new HttpPut(url);
        //设置请求和传输超时时间
        RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(60000).setConnectTimeout(60000).build();
        httpPut.setConfig(requestConfig);
        List<NameValuePair> formparams = setHttpParams(paramMap);
        UrlEncodedFormEntity param = new UrlEncodedFormEntity(formparams, "UTF-8");
        httpPut.setEntity(param);
        HttpResponse response = httpClient.execute(httpPut);
        String httpEntityContent = getHttpEntityContent(response);
        httpPut.abort();
        return httpEntityContent;
    }
 
    /**
     * 封装HTTP DELETE方法
     *
     * @param
     * @return
     * @throws ClientProtocolException
     * @throws IOException
     */
    public static String delete(String url) throws ClientProtocolException, IOException {
        HttpClient httpClient = HttpClients.createDefault();
        HttpDelete httpDelete = new HttpDelete();
        //设置请求和传输超时时间
        RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(60000).setConnectTimeout(60000).build();
        httpDelete.setConfig(requestConfig);
        httpDelete.setURI(URI.create(url));
        HttpResponse response = httpClient.execute(httpDelete);
        String httpEntityContent = getHttpEntityContent(response);
        httpDelete.abort();
        return httpEntityContent;
    }
 
    /**
     * 封装HTTP DELETE方法
     *
     * @param
     * @param
     * @return
     * @throws ClientProtocolException
     * @throws IOException
     */
    public static String delete(String url, Map<String, String> paramMap) throws ClientProtocolException, IOException {
        HttpClient httpClient = HttpClients.createDefault();
        HttpDelete httpDelete = new HttpDelete();
        //设置请求和传输超时时间
        RequestConfig requestConfig = RequestConfig.custom().setSocketTimeout(60000).setConnectTimeout(60000).build();
        httpDelete.setConfig(requestConfig);
        List<NameValuePair> formparams = setHttpParams(paramMap);
        String param = URLEncodedUtils.format(formparams, "UTF-8");
        httpDelete.setURI(URI.create(url + "?" + param));
        HttpResponse response = httpClient.execute(httpDelete);
        String httpEntityContent = getHttpEntityContent(response);
        httpDelete.abort();
        return httpEntityContent;
    }
 
 
    /**
     * 设置请求参数
     *
     * @param
     * @return
     */
    private static List<NameValuePair> setHttpParams(Map<String, String> paramMap) {
        List<NameValuePair> formparams = new ArrayList<NameValuePair>();
        Set<Map.Entry<String, String>> set = paramMap.entrySet();
        for (Map.Entry<String, String> entry : set) {
            formparams.add(new BasicNameValuePair(entry.getKey(), entry.getValue()));
        }
        return formparams;
    }
 
    /**
     * 获得响应HTTP实体内容
     *
     * @param response
     * @return
     * @throws IOException
     * @throws UnsupportedEncodingException
     */
    private static String getHttpEntityContent(HttpResponse response) throws IOException, UnsupportedEncodingException {
        HttpEntity entity = response.getEntity();
        if (entity != null) {
            InputStream is = entity.getContent();
            BufferedReader br = new BufferedReader(new InputStreamReader(is, "UTF-8"));
            String line = br.readLine();
            StringBuilder sb = new StringBuilder();
            while (line != null) {
                sb.append(line + "\n");
                line = br.readLine();
            }
            return sb.toString();
        }
        return "";
    }
}
```

主要的代码逻辑

```java
package com.klay.utils;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import org.junit.platform.commons.util.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class AddressUtil {

private static final Logger log = LoggerFactory.getLogger(AddressUtil.class);

public static String getLatAndLngByAddr(String addr) {
        try {
            String result = "";
            addr = addr.replace(" ", "").replace("#", "").replace("中国", "");
            String queryStr = "http://api.tianditu.gov.cn/geocoder?ds=%7B'keyWord':'" + addr + "'%7D&tk=" + "你获取的key";
            String info = com.klay.utils.HttpClientUtil.get(queryStr);
            if (StringUtils.isNotBlank(info)) {
                JSONObject resultJson = JSON.parseObject(info);
                if (!"无结果".equals(resultJson.get("msg"))) {
                    JSONObject locationObj = (JSONObject) resultJson.get("location");
                    //纬度
                    String lat = locationObj.get("lat") + "";
                    //经度
                    String lng = locationObj.get("lon") + "";

result = "经度：" + lng + "\n纬度：" + lat;
                }
            }
            return result;
        } catch (Exception e) {
            return "无";
        }
    }

public static void main(String[] args) {
        System.out.println(getLatAndLngByAddr("福田区梅林一村二期94栋15A室"));
    }
}
```

最后修改：2024 年 01 月 10 日

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【开发技巧】Java根据详细地址获取对应经纬度

Fivk • 2024 年 01 月 10 日

Q：稳不稳定？

A：稳不稳定我不知道，不过我永远相信`gov.cn`后缀域名网站的稳定性！

</div>

## 获取密钥

去天地图注册开发者账号：[http://lbs.tianditu.gov.cn/](http://lbs.tianditu.gov.cn/)

![](https://blog.fivk.cn/usr/uploads/2024/01/124709168.png)

我测试在代码中新建的项目需要选择服务端

![](https://blog.fivk.cn/usr/uploads/2024/01/1633341248.png)

新建之后复制密钥

![](https://blog.fivk.cn/usr/uploads/2024/01/2374434501.png)

## 在Java中的代码

首先导入Maven坐标

```xml
<dependency>
    <groupId>org.snmp4j</groupId>
    <artifactId>snmp4j</artifactId>
    <version>2.8.18</version>
</dependency>
```

需要用到的工具类

主要的代码逻辑

```java
package com.klay.utils;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import org.junit.platform.commons.util.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class AddressUtil {

private static final Logger log = LoggerFactory.getLogger(AddressUtil.class);

result = "经度：" + lng + "\n纬度：" + lat;
                }
            }
            return result;
        } catch (Exception e) {
            return "无";
        }
    }

public static void main(String[] args) {
        System.out.println(getLatAndLngByAddr("福田区梅林一村二期94栋15A室"));
    }
}
```

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【开发技巧】Java根据详细地址获取对应经纬度