java根据经纬度获取该经纬度的省市区

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转载自：http://blog.csdn.net/lihua5419/article/details/77964786

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1. import java.net.URL;  
2.   
3.   
4. import net.sf.json.JSONArray;  
5. import net.sf.json.JSONObject;  
6.   
7. public class GetLocation {    
8.     public static void main(String[] args) {    
9.         // lat 31.2990170   纬度      
10.         //log 121.3466440    经度  
11.         String add = getAdd("121.3466440", "31.2990170");    
12.         JSONObject jsonObject = JSONObject.fromObject(add);    
13.         JSONArray jsonArray = JSONArray.fromObject(jsonObject.getString("addrList"));    
14.         JSONObject j_2 = JSONObject.fromObject(jsonArray.get(0));    
15.         String allAdd = j_2.getString("admName");    
16.         String arr[] = allAdd.split(",");    
17.         System.out.println("省:"+arr[0]+"\n市:"+arr[1]+"\n区:"+arr[2]);    
18.     }    
19.         
20.     public static String getAdd(String log, String lat ){    
21.         //lat 小  log  大    
22.         //参数解释: 纬度,经度 type 001 (100代表道路，010代表POI，001代表门址，111可以同时显示前三项)   
23.         String urlString = "http://gc.ditu.aliyun.com/regeocoding?l="+lat+","+log+"&type=010";    
24.         String res = "";       
25.         try {       
26.             URL url = new URL(urlString);      
27.             java.net.HttpURLConnection conn = (java.net.HttpURLConnection)url.openConnection();      
28.             conn.setDoOutput(true);      
29.             conn.setRequestMethod("POST");      
30.             java.io.BufferedReader in = new java.io.BufferedReader(new java.io.InputStreamReader(conn.getInputStream(),"UTF-8"));      
31.             String line;      
32.            while ((line = in.readLine()) != null) {      
33.                res += line+"\n";      
34.          }      
35.             in.close();      
36.         } catch (Exception e) {      
37.             System.out.println("error in wapaction,and e is " + e.getMessage());      
38.         }     
39.         System.out.println(res);    
40.         return res;      
41.     }    
42.         
43. }    

import java.net.URL;import net.sf.json.JSONArray;import net.sf.json.JSONObject;public class GetLocation {      public static void main(String[] args) {          // lat 31.2990170   纬度            //log 121.3466440    经度        String add = getAdd("121.3466440", "31.2990170");          JSONObject jsonObject = JSONObject.fromObject(add);          JSONArray jsonArray = JSONArray.fromObject(jsonObject.getString("addrList"));          JSONObject j_2 = JSONObject.fromObject(jsonArray.get(0));          String allAdd = j_2.getString("admName");          String arr[] = allAdd.split(",");          System.out.println("省:"+arr[0]+"\n市:"+arr[1]+"\n区:"+arr[2]);      }            public static String getAdd(String log, String lat ){      //lat 小  log  大          //参数解释: 纬度,经度 type 001 (100代表道路，010代表POI，001代表门址，111可以同时显示前三项)         String urlString = "http://gc.ditu.aliyun.com/regeocoding?l="+lat+","+log+"&type=010";          String res = "";             try {                 URL url = new URL(urlString);                java.net.HttpURLConnection conn = (java.net.HttpURLConnection)url.openConnection();                conn.setDoOutput(true);                conn.setRequestMethod("POST");                java.io.BufferedReader in = new java.io.BufferedReader(new java.io.InputStreamReader(conn.getInputStream(),"UTF-8"));                String line;               while ((line = in.readLine()) != null) {                   res += line+"\n";             }                in.close();            } catch (Exception e) {                System.out.println("error in wapaction,and e is " + e.getMessage());            }           System.out.println(res);          return res;        }        }  

运行结果如下图：

需要注意的是JSONObject和JSONArray的引用是下面两个，否则会报方法JSONObject.fromObject()的错误

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1. import net.sf.json.JSONArray;  
2. import net.sf.json.JSONObject;  

import net.sf.json.JSONArray;import net.sf.json.JSONObject;