package baidu;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
import net.sf.json.JSONObject;
public class MapTest {
public static void main(String[] args) {
String str= "";
//把代码中的ak值（红色字部分）更改为你自己的ak值，在百度地图API中注册一下就有。
//调用方式：
Map<String,Double> map=MapTest.getLngAndLat("保定哈罗城");
System.out.println("经度："+map.get("lng")+"---纬度："+map.get("lat"));
}
public static ArrayList<String> getName(String address,String name){
String url = "http://api.map.baidu.com/geocoder/v2/?address="+address+"&output=json&ak=SndPX8S4Gk1VTxx5Y8XegXALCGSDO2cG";
String json = loadJSON(url);
JSONObject obj = JSONObject.fromObject(json);
if(obj.get("suggestId").toString().equals("0")){
}
return null;
}
public static Map<String,Double> getLngAndLat(String address){
Map<String,Double> map=new HashMap<String, Double>();
String url = "http://api.map.baidu.com/geocoder/v2/?address="+address+"&output=json&ak=SndPX8S4Gk1VTxx5Y8XegXALCGSDO2cG";
String json = loadJSON(url);
JSONObject obj = JSONObject.fromObject(json);
if(obj.get("status").toString().equals("0")){
double lng=obj.getJSONObject("result").getJSONObject("location").getDouble("lng");
double lat=obj.getJSONObject("result").getJSONObject("location").getDouble("lat");
map.put("lng", lng);
map.put("lat", lat);
//System.out.println("经度："+lng+"---纬度："+lat);
}else{
//System.out.println("未找到相匹配的经纬度！");
}
return map;
}
public static String loadJSON (String url) {
StringBuilder json = new StringBuilder();
try {
URL oracle = new URL(url);
URLConnection yc = oracle.openConnection();
BufferedReader in = new BufferedReader(new InputStreamReader(yc.getInputStream()));
String inputLine = null;
while ( (inputLine = in.readLine()) != null) {
json.append(inputLine);
}
in.close();
} catch (MalformedURLException e) {
} catch (IOException e) {
}
return json.toString();
}
}