import java.io.BufferedReader;

import java.io.InputStreamReader;

import java.net.URL;

import java.net.URLConnection;

import com.alibaba.fastjson.JSONObject;

public class BaiduMapUtils {

public static String MAP_AK = "秘钥AK";

public static String MAP_URL = "http://api.map.baidu.com/geocoder/v2/?output=json&ak=" + MAP_AK;

/**

* 将经纬度获取解析成详细地址

*

* @param lng

* 经度

* @param lat

* 纬度

* @return

*/

public static String getAddress(double lng, double lat) {

String address = "";

String location = lat + "," + lng;

BufferedReader in = null;

URL url = null;

URLConnection connection = null;

try {

url = new URL(MAP_URL + "&location=" + location);

connection = url.openConnection();

connection.setDoOutput(true);

in = new BufferedReader(new InputStreamReader(url.openStream(), "UTF-8"));

String line;

StringBuilder text = new StringBuilder("");

while ((line = in.readLine()) != null) {

text.append(line.trim());

}

JSONObject result = JSONObject.parseObject(text.toString());

if (result != null && result.getIntValue("status") == 0) {

address = result.getJSONObject("result").getString("formatted_address");

}

} catch (Exception e) {

e.printStackTrace();

}

return address;

}

/**

* 将地址解析成经纬度

*

* @param address

* 地址，例：浙江省杭州市西湖区

* @return 返回经纬度数据。例：{"lng":120.08899292561351,"lat":30.207036169515438}

*/

public static JSONObject getPosition(String address) {

BufferedReader in = null;

URL url = null;

URLConnection connection = null;

try {

url = new URL(MAP_URL + "&address=" + address);

connection = url.openConnection();

connection.setDoOutput(true);

in = new BufferedReader(new InputStreamReader(url.openStream(), "UTF-8"));

String line;

StringBuilder text = new StringBuilder("");

while ((line = in.readLine()) != null) {

text.append(line.trim());

}

JSONObject result = JSONObject.parseObject(text.toString());

if (result != null && result.getIntValue("status") == 0) {

return result.getJSONObject("result").getJSONObject("location");

}

} catch (Exception e) {

e.printStackTrace();

}

return null;

}

public static void main(String[] args) {

System.out.println(getAddress(120.08899292561351, 30.207036169515438));

System.out.println(getPosition("浙江省杭州市西湖区"));

}

}