wifi基站GPS定位程序

package com.zhou.activity; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.UnsupportedEncodingException; import java.util.Iterator; import java.util.List; import org.apache.http.HttpEntity; import org.apache.http.HttpResponse; import org.apache.http.client.ClientProtocolException; import org.apache.http.client.HttpClient; import org.apache.http.client.methods.HttpPost; import org.apache.http.entity.StringEntity; import org.apache.http.impl.client.DefaultHttpClient; import org.json.JSONArray; import org.json.JSONException; import org.json.JSONObject; import android.app.Activity; import android.content.Context; import android.location.Criteria; import android.location.Location; import android.location.LocationListener; import android.location.LocationManager; import android.net.ConnectivityManager; import android.net.NetworkInfo; import android.net.wifi.WifiInfo; import android.net.wifi.WifiManager; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.telephony.NeighboringCellInfo; import android.telephony.TelephonyManager; import android.telephony.gsm.GsmCellLocation; import android.util.Log; import android.view.View; import android.widget.Button; import android.widget.TextView; public class WhereAmIActivity extends Activity { Button btn ; //声明LocationManager对象 LocationManager loctionManager; Handler handler; TextView mText; Location mloc; StringBuffer sb=new StringBuffer(); int GPS_FAIL=0; String address; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); btn=(Button)findViewById(R.id.btn); mText=(TextView) findViewById(R.id.myLoctionText); Log.e("", "111"); class myth extends Thread{ @Override public void run() { Log.e("", "thread run"); Message msg=new Message(); msg.what=10; handler.sendMessage(msg); Log.e("", "start"); //通过系统服务，取得LocationManager对象 loctionManager=(LocationManager) getSystemService(Context.LOCATION_SERVICE); Log.e("", "start--"+loctionManager.isProviderEnabled(LocationManager.GPS_PROVIDER)); if(loctionManager.isProviderEnabled(LocationManager.GPS_PROVIDER)){ //通过GPS位置提供器获得位置 Log.e("", "Gps"); Location location = loctionManager.getLastKnownLocation(LocationManager.GPS_PROVIDER); mloc=location; if(location==null){ Message msggps=new Message(); msggps.what=0; Log.e("", "loc-null"); handler.sendMessage(msggps); }else{ Message msggps=new Message(); msggps.what=4; Log.e("", "Gps.."); handler.sendMessage(msggps); } Log.e("", "Gps-end"); }else{ Log.e("", "发射GPS消息"); Message msgwifi=new Message(); msgwifi.what=0; handler.sendMessage(msgwifi); Log.e("", "准备WIFI"); } if(loctionManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER)){ Log.e("", "NET"); Location location = loctionManager.getLastKnownLocation(LocationManager.NETWORK_PROVIDER); mloc=location; if(location!=null){ Log.e("", "NET"+location.toString()); } } if(iswifi()){ Log.e("", "WIFI。。。"); requestWIFILocation(); Log.e("", "WIFI-end"); Log.e("isgprs", ""+isGPRS()); }else{ Log.e("", "发射WIFI失败消息"); Message msggprs=new Message(); msggprs.what=1; handler.sendMessage(msggprs); Log.e("", "准备GPRS "); } if(isGPRS()){ Log.e("", "GPRS.."); requestTelLoc(); Log.e("", "GPRS-end"); }else{ Log.e("", "GPRS失败，发射消息 "); Message msgend=new Message(); msgend.what=2; handler.sendMessage(msgend); } }}; btn.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { sb.delete(0, sb.length()); new myth().start(); } }); Log.e("", "112"); handler=new Handler(){ @Override public void handleMessage(Message msg) { String str; switch(msg.what){ case 10: str="正在尝试GPS定位\n"; sb.append(str); mText.setText(sb); break; case 0: str="GPS不可用，尝试WIFI网络定位\n"; sb.append(str); mText.setText(sb); // mText.setText("GPS不可用，尝试WIFI网络定位"); break; case 1: str="WIFI不可用，尝试GPRS网络定位\n"; sb.append(str); mText.setText(sb); // mText.setText("WIFI不可用，尝试GPRS网络定位"); break; case 2: str="GPRS网络不可用,无法定位\n"; sb.append(str); mText.setText(sb); // mText.setText("GPRS网络不可用,无法定位"); break; case 4: updateWithNewLocation(mloc); break; case 5: updateWithNewLocation(mloc); break; case 6: sb.append(address); updateWithNewLocation(mloc); break; default: mText.setText("正在定位。。。"); break; } }}; Log.e("", "113"); //通过GPS位置提供器获得位置 // String provider=LocationManager.GPS_PROVIDER; // Location location = loctionManager.getLastKnownLocation(provider); //使用标准集合，让系统自动选择可用的最佳位置提供器，提供位置 // Criteria criteria = new Criteria(); // criteria.setAccuracy(Criteria.ACCURACY_FINE);//高精度 // criteria.setAccuracy(Criteria.ACCURACY_COARSE); //设置粗略精确度 // criteria.setAltitudeRequired(false);//不要求海拔 // criteria.setBearingRequired(false);//不要求方位 // criteria.setCostAllowed(true);//允许有花费 // criteria.setPowerRequirement(Criteria.POWER_HIGH);//低功耗 // POWER_HIGH--POWER_LOW // String provider = loctionManager.getBestProvider(criteria, true); // String provider=loctionManager.NETWORK_PROVIDER; // List<String> list=loctionManager.getAllProviders(); // list.size(); // Log.e("location", ""+list.size()+"--"+list.toString()); // requestWIFILocation(); // requestTelLoc(); // Log.e("location", "---"+loctionManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER)); //获得最后一次变化的位置 // Location location = loctionManager.getLastKnownLocation(LocationManager.GPS_PROVIDER); // Location location = loctionManager.getLastKnownLocation(LocationManager.NETWORK_PROVIDER); // if(location==null){ // Log.e("location", "null"); // }else{ // Log.e("location", "not null"); // } // //// Log.e("location", ""+location.toString()); // //显示在TextView中 // updateWithNewLocation(location); // //监听位置变化，2秒一次，距离10米以上 // loctionManager.requestLocationUpdates("network", 2000, 10, locationListener); } private boolean iswifi(){ ConnectivityManager conn = (ConnectivityManager)getSystemService(Context.CONNECTIVITY_SERVICE); if(conn!=null){ NetworkInfo[] info=conn.getAllNetworkInfo(); if(info!=null){ for(NetworkInfo ni : info){ if(ni.getTypeName().equals("WIFI") && ni.isConnected()){ return true; } } } } return false; }