android 基站定位

    1. package cn.LocationStation;  
    2.   
    3. import java.io.BufferedReader;  
    4. import java.io.InputStream;  
    5. import java.io.InputStreamReader;  
    6. import java.net.URL;  
    7. import java.util.Date;  
    8.   
    9. import org.apache.http.HttpEntity;  
    10. import org.apache.http.HttpResponse;  
    11. import org.apache.http.client.methods.HttpPost;  
    12. import org.apache.http.entity.StringEntity;  
    13. import org.apache.http.impl.client.DefaultHttpClient;  
    14. import org.json.JSONArray;  
    15. import org.json.JSONObject;  
    16.   
    17.   
    18. import android.app.Activity;  
    19. import android.content.Context;  
    20. import android.os.Bundle;  
    21. import android.telephony.TelephonyManager;  
    22. import android.telephony.gsm.GsmCellLocation;  
    23. import android.view.View;  
    24. import android.widget.Button;  
    25. import android.widget.TextView;  
    26.   
    27. public class LocationStation extends Activity {  
    28.     TextView mTextView;  
    29.     Button mButton;  
    30.     TelephonyManager tm;  
    31.   
    32.     /** Called when the activity is first created. */  
    33.     @Override  
    34.     public void onCreate(Bundle savedInstanceState) {  
    35.         super.onCreate(savedInstanceState);  
    36.         setContentView(R.layout.main);  
    37.   
    38.         mTextView = (TextView) findViewById(R.id.textView001);  
    39.         mButton = (Button) findViewById(R.id.Button001);  
    40.         tm = (TelephonyManager) this  
    41.                 .getSystemService(Context.TELEPHONY_SERVICE);  
    42.   
    43.         mButton.setOnClickListener(new Button.OnClickListener() {  
    44.   
    45.             @Override  
    46.             public void onClick(View v) {  
    47.                 // TODO Auto-generated method stub  
    48.                 GsmCellLocation gcl = (GsmCellLocation) tm.getCellLocation();  
    49.                 int cid = gcl.getCid();  
    50.                 int lac = gcl.getLac();  
    51.   
    52.                 int mcc = Integer.valueOf(tm.getNetworkOperator().substring(0,  
    53.                         3));  
    54.                 int mnc = Integer.valueOf(tm.getNetworkOperator().substring(3,  
    55.                         5));  
    56.                 try {  
    57.                     // 组装JSON查询字符串  
    58.                     JSONObject holder = new JSONObject();  
    59.                     holder.put("version""1.1.0");  
    60.                     holder.put("host""maps.google.com");  
    61.                     // holder.put("address_language", "zh_CN");  
    62.                     holder.put("request_address"true);  
    63.   
    64.                     JSONArray array = new JSONArray();  
    65.                     JSONObject data = new JSONObject();  
    66.                     data.put("cell_id", cid); // 25070  
    67.                     data.put("location_area_code", lac);// 4474  
    68.                     data.put("mobile_country_code", mcc);// 460  
    69.                     data.put("mobile_network_code", mnc);// 0  
    70.                     array.put(data);  
    71.                     holder.put("cell_towers", array);  
    72.   
    73.                     // 创建连接,发送请求并接受回应  
    74.                     DefaultHttpClient client = new DefaultHttpClient();  
    75.   
    76.                     HttpPost post = new HttpPost(  
    77.                             "http://www.google.com/loc/json");  
    78.   
    79.                     StringEntity se = new StringEntity(holder.toString());  
    80.   
    81.                     post.setEntity(se);  
    82.                     HttpResponse resp = client.execute(post);  
    83.   
    84.                     HttpEntity entity = resp.getEntity();  
    85.   
    86.                     BufferedReader br = new BufferedReader(  
    87.                             new InputStreamReader(entity.getContent()));  
    88.                     StringBuffer sb = new StringBuffer();  
    89.                     String result = br.readLine();  
    90.   
    91.                     while (result != null) {  
    92.   
    93.                         sb.append(result);  
    94.                         result = br.readLine();  
    95.                     }  
    96.                     JSONObject jsonObject = new JSONObject(sb.toString());  
    97.   
    98.                     JSONObject jsonObject1 = new JSONObject(jsonObject  
    99.                             .getString("location"));  
    100.   
    101.                     getAddress(jsonObject1.getString("latitude"), jsonObject1  
    102.                             .getString("longitude"));  
    103.   
    104.                     //mTextView.setText(sb.toString());  
    105.                 } catch (Exception e) {  
    106.                     // TODO: handle exception  
    107.                 }  
    108.   
    109.             }  
    110.   
    111.         });  
    112.     }  
    113.   
    114.     void getAddress(String lat, String lag) {  
    115.         try {  
    116.   
    117.             URL url = new URL("http://maps.google.cn/maps/geo?key=abcdefg&q="  
    118.                     + lat + "," + lag);  
    119.             InputStream inputStream = url.openConnection().getInputStream();  
    120.             InputStreamReader inputReader = new InputStreamReader(inputStream,  
    121.                     "utf-8");  
    122.             BufferedReader bufReader = new BufferedReader(inputReader);  
    123.   
    124.             String line = "", lines = "";  
    125.   
    126.             while ((line = bufReader.readLine()) != null) {  
    127.                 lines += line;  
    128.             }  
    129.             if (!lines.equals("")) {  
    130.   
    131.                 JSONObject jsonobject = new JSONObject(lines);  
    132.                 JSONArray jsonArray = new JSONArray(jsonobject.get("Placemark")  
    133.                         .toString());  
    134.                 for (int i = 0; i < jsonArray.length(); i++) {  
    135.   
    136.                     mTextView.setText(mTextView.getText() + "\n"  
    137.                             + jsonArray.getJSONObject(i).getString("address"));  
    138.                 }  
    139.   
    140.             }  
    141.   
    142.         } catch (Exception e) {  
    143.             ;  
    144.         }  
    145.   
    146.     }  
    147. }

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android 基站定位

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