Android之应用APN、WIFI、GPS定位小例子
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Android之应用APN、WIFI、GPS定位小例子
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轉自一個網上項目，由于是例子打包下載，出處不詳。例子中自我寫入注釋。
?
Activity類：
package?com.maxtech.common;import?com.maxtech.common.gps.GpsTask;
import?com.maxtech.common.gps.GpsTaskCallBack;
import?com.maxtech.common.gps.GpsTask.GpsData;
import?com.maxtech.common.gps.IAddressTask.MLocation;
import?android.app.Activity;
import?android.app.AlertDialog;
import?android.app.ProgressDialog;
import?android.os.AsyncTask;
import?android.os.Bundle;
import?android.util.Log;
import?android.view.View;
import?android.view.View.OnClickListener;
import?android.widget.TextView;
public?class?GpsActivity?extends?Activity?implements?OnClickListener?{
????private?TextView?gps_tip?=?null;
????//聲明AlertDialog
????private?AlertDialog?dialog?=?null;
????@Override
????public?void?onCreate(Bundle?savedInstanceState)?{
????????super.onCreate(savedInstanceState);
????????setContentView(R.layout.main);
????????//布局主要就是三個按鈕與一個Textview
????????gps_tip?=?(TextView)?findViewById(R.id.gps_tip);
????????findViewById(R.id.do_gps).setOnClickListener(GpsActivity.this);
????????findViewById(R.id.do_apn).setOnClickListener(GpsActivity.this);
????????findViewById(R.id.do_wifi).setOnClickListener(GpsActivity.this);
????????
????????//這個ProgressDialog是用于讀取數據時顯示
????????dialog?=?new?ProgressDialog(GpsActivity.this);
????????dialog.setTitle("請稍等...");
????????dialog.setMessage("正在定位...");
????}
????//各個按鈕的工作
????@SuppressWarnings("unchecked")
????@Override
????public?void?onClick(View?v)?{
????????gps_tip.setText("");
????????switch?(v.getId())?{
????????case?R.id.do_apn:
????????????//進行apn的定位
????????????do_apn();
????????????break;
????????case?R.id.do_gps:
????????????//進行gps定位
????????????GpsTask?gpstask?=?new?GpsTask(GpsActivity.this,
????????????????????new?GpsTaskCallBack()?{
????????????????????????@Override
????????????????????????public?void?gpsConnectedTimeOut()?{
????????????????????????????gps_tip.setText("獲取GPS超時了");
????????????????????????}
????????????????????????@Override
????????????????????????public?void?gpsConnected(GpsData?gpsdata)?{
????????????????????????????do_gps(gpsdata);
????????????????????????}
????????????????????},?30?*?1000);
????????????gpstask.execute();
????????????break;
????????//進行wifi定位
????????case?R.id.do_wifi:
????????????do_wifi();
????????????break;
????????}
????}
????private?void?do_apn()?{
????????//異步
????????new?AsyncTask<Void,?Void,?String>()?{
????????????@Override
????????????protected?String?doInBackground(Void...?params)?{
????????????????MLocation?location?=?null;
????????????????try?{
????????????????????//具體操作
????????????????????location?=?new?AddressTask(GpsActivity.this,
????????????????????????????AddressTask.DO_APN).doApnPost();
????????????????}?catch?(Exception?e)?{
????????????????????e.printStackTrace();
????????????????}
????????????????if(location?==?null)
????????????????????return?null;
????????????????return?location.toString();
????????????}
????????????//異步操作前執行dialog顯示
????????????@Override
????????????protected?void?onPreExecute()?{
????????????????dialog.show();
????????????????super.onPreExecute();
????????????}
????????????//異步操作后顯示相關信息并且關閉dialog
????????????@Override
????????????protected?void?onPostExecute(String?result)?{
????????????????if(result?==?null){
????????????????????gps_tip.setText("基站定位失敗了...");????????????????????
????????????????}else?{
????????????????????gps_tip.setText(result);
????????????????}
????????????????dialog.dismiss();
????????????????super.onPostExecute(result);
????????????}
????????????
????????}.execute();
????}
????private?void?do_gps(final?GpsData?gpsdata)?{
????????new?AsyncTask<Void,?Void,?String>()?{
????????????@Override
????????????protected?String?doInBackground(Void...?params)?{
????????????????MLocation?location?=?null;
????????????????try?{
????????????????????Log.i("do_gpspost",?"經緯度"?+?gpsdata.getLatitude()?+?"----"?+?gpsdata.getLongitude());
????????????????????//gps定位具體操作
????????????????????location?=?new?AddressTask(GpsActivity.this,
????????????????????????????AddressTask.DO_GPS).doGpsPost(gpsdata.getLatitude(),
????????????????????????????????????gpsdata.getLongitude());
????????????????}?catch?(Exception?e)?{
????????????????????e.printStackTrace();
????????????????}
????????????????if(location?==?null)
????????????????????return?"GPS信息獲取錯誤";
????????????????return?location.toString();
????????????}
????????????@Override
????????????protected?void?onPreExecute()?{
????????????????dialog.show();
????????????????super.onPreExecute();
????????????}
????????????@Override
????????????protected?void?onPostExecute(String?result)?{
????????????????gps_tip.setText(result);
????????????????dialog.dismiss();
????????????????super.onPostExecute(result);
????????????}
????????????
????????}.execute();
????}
????private?void?do_wifi()?{
????????new?AsyncTask<Void,?Void,?String>()?{
????????????@Override
????????????protected?String?doInBackground(Void...?params)?{
????????????????MLocation?location?=?null;
????????????????try?{
????????????????????location?=?new?AddressTask(GpsActivity.this,
????????????????????????????AddressTask.DO_WIFI).doWifiPost();
????????????????}?catch?(Exception?e)?{
????????????????????e.printStackTrace();
????????????????}
????????????????if(location?==?null)
????????????????????return?null;
????????????????return?location.toString();
????????????}
????????????@Override
????????????protected?void?onPreExecute()?{
????????????????dialog.show();
????????????????super.onPreExecute();
????????????}
????????????@Override
????????????protected?void?onPostExecute(String?result)?{
????????????????if(result?!=?null){
????????????????????gps_tip.setText(result);
????????????????}else?{
????????????????????gps_tip.setText("WIFI定位失敗了...");
????????????????}
????????????????
????????????????dialog.dismiss();
????????????????super.onPostExecute(result);
????????????}
????????????
????????}.execute();
????}
}
GPS接口：?
package?com.maxtech.common.gps;import?com.maxtech.common.gps.GpsTask.GpsData;
public?interface?GpsTaskCallBack?{
????public?void?gpsConnected(GpsData?gpsdata);
????
????public?void?gpsConnectedTimeOut();
}?????
GpsTask gps的具體實現類：
package?com.maxtech.common.gps;import?java.util.Timer;
import?java.util.TimerTask;
import?android.app.Activity;
import?android.content.Context;
import?android.location.Location;
import?android.location.LocationListener;
import?android.location.LocationManager;
import?android.os.AsyncTask;
import?android.os.Bundle;
import?android.os.Handler;
import?android.os.Message;
@SuppressWarnings("rawtypes")
public?class?GpsTask?extends?AsyncTask?{
????private?GpsTaskCallBack?callBk?=?null;
????private?Activity?context?=?null;
????private?LocationManager?locationManager?=?null;
????private?LocationListener?locationListener?=?null;
????private?Location?location?=?null;
????private?boolean?TIME_OUT?=?false;
????private?boolean?DATA_CONNTECTED?=?false;
????private?long?TIME_DURATION?=?5000;
????private?GpsHandler?handler?=?null;
????????????private?class?GpsHandler?extends?Handler?{
????????
????????????????@Override
????????????????public?void?handleMessage(Message?msg)?{
????????????????????super.handleMessage(msg);
????????????????????if(callBk?==?null)
????????????????????????return;
????????????????????switch?(msg.what)?{
????????????????????case?0:
????????????????????????callBk.gpsConnected((GpsData)msg.obj);
????????????????????????break;
????????????????????case?1:
????????????????????????callBk.gpsConnectedTimeOut();
????????????????????????break;
????????????????????}
????????????????}
????????????????
????????????}
????public?GpsTask(Activity?context,?GpsTaskCallBack?callBk)?{
????????this.callBk?=?callBk;
????????this.context?=?context;
????????gpsInit();
????}
????public?GpsTask(Activity?context,?GpsTaskCallBack?callBk,?long?time_out)?{
????????this.callBk?=?callBk;
????????this.context?=?context;
????????this.TIME_DURATION?=?time_out;
????????gpsInit();
????}
????private?void?gpsInit()?{
????????locationManager?=?(LocationManager)?context
????????????????.getSystemService(Context.LOCATION_SERVICE);
????????handler?=?new?GpsHandler();
????????if(locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER))?{
????????????
????????}?else?{
????????????//GPS?�д�
????????????
????????????TIME_OUT?=?true;
????????}
????????locationListener?=?new?LocationListener()?{
????????????@Override
????????????public?void?onStatusChanged(String?provider,?int?status,
????????????????????Bundle?extras)?{
????????????}
????????????@Override
????????????public?void?onProviderEnabled(String?provider)?{
????????????}
????????????@Override
????????????public?void?onProviderDisabled(String?provider)?{
????????????}
????????????//位置改變才會調用
????????????@Override
????????????public?void?onLocationChanged(Location?l)?{
????????????????DATA_CONNTECTED?=?true;
????????????????Message?msg?=?handler.obtainMessage();
????????????????msg.what?=?0;
????????????????msg.obj?=?transData(l);
????????????????handler.sendMessage(msg);
????????????}
????????};
????????locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER,?0,
????????????????100,?locationListener);
????}
????@Override
????protected?Object?doInBackground(Object...?params)?{
????????while?(!TIME_OUT?&&?!DATA_CONNTECTED)?{
????????????location?=?locationManager
????????????????????.getLastKnownLocation(LocationManager.GPS_PROVIDER);
????????????if?(location?!=?null?&&?callBk?!=?null)?{
????????????????//�����?�����
????????????????Message?msg?=?handler.obtainMessage();
????????????????msg.what?=?0;
????????????????msg.obj?=?transData(location);
????????????????handler.sendMessage(msg);
????????????????break;
????????????}
????????}
????????return?null;
????}
????@Override
????protected?void?onPreExecute()?{
????????super.onPreExecute();
????????//Timer是自動另外開的一條線程
????????Timer?timer?=?new?Timer();
????????timer.schedule(new?TimerTask()?{
????????????@Override
????????????public?void?run()?{
????????????????TIME_OUT?=?true;
????????????????
????????????}
????????},?TIME_DURATION);
????}
????@SuppressWarnings("unchecked")
????@Override
????protected?void?onPostExecute(Object?result)?{
????????locationManager.removeUpdates(locationListener);
????????//?��?��?
????????if?(TIME_OUT?&&?callBk?!=?null){
????????????handler.sendEmptyMessage(1);
????????}
????????super.onPostExecute(result);
????}
????private?GpsData?transData(Location?location)?{
????????GpsData?gpsData?=?new?GpsData();
????????gpsData.setAccuracy(location.getAccuracy());
????????gpsData.setAltitude(location.getAltitude());
????????gpsData.setBearing(location.getBearing());
????????gpsData.setLatitude(location.getLatitude());
????????gpsData.setLongitude(location.getLongitude());
????????gpsData.setSpeed(location.getSpeed());
????????gpsData.setTime(location.getTime());
????????return?gpsData;
????}
????public?static?class?GpsData?{
????????private?double?latitude?=?0;
????????private?double?longitude?=?0;
????????private?float?accuracy?=?0;
????????private?double?altitude?=?0;
????????private?float?bearing?=?0;
????????private?float?speed?=?0;
????????private?long?time?=?0;
????????public?double?getLatitude()?{
????????????return?latitude;
????????}
????????public?void?setLatitude(double?latitude)?{
????????????this.latitude?=?latitude;
????????}
????????public?double?getLongitude()?{
????????????return?longitude;
????????}
????????public?void?setLongitude(double?longitude)?{
????????????this.longitude?=?longitude;
????????}
????????public?float?getAccuracy()?{
????????????return?accuracy;
????????}
????????public?void?setAccuracy(float?accuracy)?{
????????????this.accuracy?=?accuracy;
????????}
????????public?double?getAltitude()?{
????????????return?altitude;
????????}
????????public?void?setAltitude(double?altitude)?{
????????????this.altitude?=?altitude;
????????}
????????public?float?getBearing()?{
????????????return?bearing;
????????}
????????public?void?setBearing(float?bearing)?{
????????????this.bearing?=?bearing;
????????}
????????public?float?getSpeed()?{
????????????return?speed;
????????}
????????public?void?setSpeed(float?speed)?{
????????????this.speed?=?speed;
????????}
????????public?long?getTime()?{
????????????return?time;
????????}
????????public?void?setTime(long?time)?{
????????????this.time?=?time;
????????}
????}
}??
?
AddressTask?使用post訪問的參數設置
package?com.maxtech.common;import?org.apache.http.HttpHost;
import?org.apache.http.HttpResponse;
import?org.apache.http.client.HttpClient;
import?org.apache.http.client.methods.HttpPost;
import?org.apache.http.conn.params.ConnRouteParams;
import?org.apache.http.entity.StringEntity;
import?org.apache.http.impl.client.DefaultHttpClient;
import?org.apache.http.params.HttpConnectionParams;
import?org.json.JSONObject;
import?android.app.Activity;
import?android.net.Proxy;
import?com.maxtech.common.gps.IAddressTask;
public?class?AddressTask?extends?IAddressTask?{
????public?static?final?int?DO_APN?=?0;
????public?static?final?int?DO_WIFI?=?1;
????public?static?final?int?DO_GPS?=?2;
????private?int?postType?=?-1;
????
????public?AddressTask(Activity?context,?int?postType)?{
????????super(context);
????????this.postType?=?postType;
????}
????
????@Override
????public?HttpResponse?execute(JSONObject?params)?throws?Exception?{
????????HttpClient?httpClient?=?new?DefaultHttpClient();
????????HttpConnectionParams.setConnectionTimeout(httpClient.getParams(),
????????????????20?*?1000);
????????HttpConnectionParams.setSoTimeout(httpClient.getParams(),?20?*?1000);
????????
????????//訪問json
????????HttpPost?post?=?new?HttpPost("http://74.125.71.147/loc/json");
????????//?設置代理
????????if?(postType?==?DO_APN)?{
????????????String?proxyHost?=?Proxy.getDefaultHost();
????????????if(proxyHost?!=?null)?{
????????????????HttpHost?proxy?=?new?HttpHost(proxyHost,?80);
????????????????httpClient.getParams().setParameter(
????????????????????????ConnRouteParams.DEFAULT_PROXY,?proxy);
????????????}
????????}
????????//請求一系列的參數
????????StringEntity?se?=?new?StringEntity(params.toString());
????????post.setEntity(se);
????????HttpResponse?response?=?httpClient.execute(post);
????????return?response;
????}
}??
?
IAddressTask? apn、wifi、gps具體實現類：
package?com.maxtech.common.gps;import?java.io.BufferedReader;
import?java.io.InputStreamReader;
import?org.apache.http.HttpEntity;
import?org.apache.http.HttpResponse;
import?org.json.JSONArray;
import?org.json.JSONObject;
import?android.app.Activity;
import?android.content.Context;
import?android.net.wifi.WifiManager;
import?android.telephony.TelephonyManager;
import?android.telephony.gsm.GsmCellLocation;
public?abstract?class?IAddressTask?{
????protected?Activity?context;
????
????public?IAddressTask(Activity?context)?{
????????this.context?=?context;
????}
????
????public?abstract?HttpResponse?execute(JSONObject?params)?throws?Exception;
????
????public?MLocation?doWifiPost()?throws?Exception?{
????????return?transResponse(execute(doWifi()));
????}
????
????public?MLocation?doApnPost()?throws?Exception??{
????????return?transResponse(execute(doApn()));
????}
????
????public?MLocation?doGpsPost(double?lat,?double?lng)?throws?Exception?{
????????return?transResponse(execute(doGps(lat,?lng)));
????}
????private?MLocation?transResponse(HttpResponse?response)?{
????????MLocation?location?=?null;
????????if?(response.getStatusLine().getStatusCode()?==?200)?{
????????????location?=?new?MLocation();
????????????HttpEntity?entity?=?response.getEntity();
????????????BufferedReader?br;
????????????try?{
????????????????br?=?new?BufferedReader(new?InputStreamReader(
????????????????????????entity.getContent()));
????????????????StringBuffer?sb?=?new?StringBuffer();
????????????????String?result?=?br.readLine();
????????????????while?(result?!=?null)?{
????????????????????sb.append(result);
????????????????????result?=?br.readLine();
????????????????}
????????????????JSONObject?json?=?new?JSONObject(sb.toString());
????????????????JSONObject?lca?=?json.getJSONObject("location");
????????????????location.Access_token?=?json.getString("access_token");
????????????????if?(lca?!=?null)?{
????????????????????if(lca.has("accuracy"))
????????????????????????location.Accuracy?=?lca.getString("accuracy");
????????????????????if(lca.has("longitude"))
????????????????????????location.Longitude?=?lca.getDouble("longitude");
????????????????????if(lca.has("latitude"))
????????????????????????location.Latitude?=?lca.getDouble("latitude");
????????????????????if(lca.has("address"))?{
????????????????????????JSONObject?address?=?lca.getJSONObject("address");
????????????????????????if?(address?!=?null)?{
????????????????????????????if(address.has("region"))
????????????????????????????????location.Region?=?address.getString("region");
????????????????????????????if(address.has("street_number"))
????????????????????????????????location.Street_number?=?address
????????????????????????????????????????.getString("street_number");
????????????????????????????if(address.has("country_code"))
????????????????????????????????location.Country_code?=?address
????????????????????????????????????????.getString("country_code");
????????????????????????????if(address.has("street"))
????????????????????????????????location.Street?=?address.getString("street");
????????????????????????????if(address.has("city"))
????????????????????????????????location.City?=?address.getString("city");
????????????????????????????if(address.has("country"))
????????????????????????????????location.Country?=?address.getString("country");
????????????????????????}
????????????????????}
????????????????}
????????????}?catch?(Exception?e)?{
????????????????e.printStackTrace();
????????????????location?=?null;
????????????}
????????}
????????return?location;
????}
????private?JSONObject?doGps(double?lat,?double?lng)?throws?Exception?{
????????JSONObject?holder?=?new?JSONObject();
????????holder.put("version",?"1.1.0");
????????holder.put("host",?"maps.google.com");
????????holder.put("address_language",?"zh_CN");
????????holder.put("request_address",?true);
????????
????????JSONObject?data?=?new?JSONObject();
????????data.put("latitude",?lat);
????????data.put("longitude",?lng);
????????holder.put("location",?data);
????????return?holder;
????}
????
????private?JSONObject?doApn()?throws?Exception?{
????????JSONObject?holder?=?new?JSONObject();
????????holder.put("version",?"1.1.0");
????????holder.put("host",?"maps.google.com");
????????holder.put("address_language",?"zh_CN");
????????holder.put("request_address",?true);
????????
????????//獲得GSM相關信息
????????TelephonyManager?tm?=?(TelephonyManager)?context
????????????????.getSystemService(Context.TELEPHONY_SERVICE);
????????GsmCellLocation?gcl?=?(GsmCellLocation)?tm.getCellLocation();
????????int?cid?=?gcl.getCid();
????????int?lac?=?gcl.getLac();
????????int?mcc?=?Integer.valueOf(tm.getNetworkOperator().substring(0,
????????????????3));
????????int?mnc?=?Integer.valueOf(tm.getNetworkOperator().substring(3,
????????????????5));
????????//請求參數
????????JSONArray?array?=?new?JSONArray();
????????JSONObject?data?=?new?JSONObject();
????????data.put("cell_id",?cid);
????????data.put("location_area_code",?lac);
????????data.put("mobile_country_code",?mcc);
????????data.put("mobile_network_code",?mnc);
????????array.put(data);
????????holder.put("cell_towers",?array);
????????
????????return?holder;
????}
????
????private?JSONObject?doWifi()?throws?Exception?{
????????JSONObject?holder?=?new?JSONObject();
????????holder.put("version",?"1.1.0");
????????holder.put("host",?"maps.google.com");
????????holder.put("address_language",?"zh_CN");
????????holder.put("request_address",?true);
????????
????????//獲得wifi相關信息
????????WifiManager?wifiManager?=?(WifiManager)?context.getSystemService(Context.WIFI_SERVICE);
????????
????????if(wifiManager.getConnectionInfo().getBSSID()?==?null)?{
????????????throw?new?RuntimeException("bssid?is?null");
????????}
????????
????????JSONArray?array?=?new?JSONArray();
????????JSONObject?data?=?new?JSONObject();
????????data.put("mac_address",?wifiManager.getConnectionInfo().getBSSID());??
????????data.put("signal_strength",?8);??
????????data.put("age",?0);??
????????array.put(data);
????????holder.put("wifi_towers",?array);
????????
????????return?holder;
????}
????public?static?class?MLocation?{
????????public?String?Access_token;
????????public?double?Latitude;
????????public?double?Longitude;
????????public?String?Accuracy;
????????public?String?Region;
????????public?String?Street_number;
????????public?String?Country_code;
????????public?String?Street;
????????public?String?City;
????????public?String?Country;
????????@Override
????????public?String?toString()?{
????????????StringBuffer?buffer?=?new?StringBuffer();
????????????buffer.append("Access_token:"?+?Access_token?+?"\n");
????????????buffer.append("Region:"?+?Region?+?"\n");
????????????buffer.append("Accuracy:"?+?Accuracy?+?"\n");
????????????buffer.append("Latitude:"?+?Latitude?+?"\n");
????????????buffer.append("Longitude:"?+?Longitude?+?"\n");
????????????buffer.append("Country_code:"?+?Country_code?+?"\n");
????????????buffer.append("Country:"?+?Country?+?"\n");
????????????buffer.append("City:"?+?City?+?"\n");
????????????buffer.append("Street:"?+?Street?+?"\n");
????????????buffer.append("Street_number:"?+?Street_number?+?"\n");
????????????return?buffer.toString();
????????}
????}
}??
?
總結
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