Android获取GPS进行定位的工具类

	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.Latitude = lca.getDouble("longitude");

	                                        if (lca.has("latitude"))

	                                                location.Longitude = 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);

	                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));

	                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 {<br />        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);                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();

	                }

	        }

	} 


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