Android之應用APN、WIFI、GPS定位小例子

轉自一個網上項目，由于是例子打包下載下傳，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是用于讀取資料時顯示

        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")

    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("擷取gps逾時了");

                        }

                        public void gpsconnected(gpsdata gpsdata) {

                            do_gps(gpsdata);

                    }, 30 * 1000);

            gpstask.execute();

        //進行wifi定位

        case r.id.do_wifi:

            do_wifi();

        }

    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

            protected void onpreexecute() {

                dialog.show();

                super.onpreexecute();

            //異步操作後顯示相關資訊并且關閉dialog

            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) {

                    log.i("do_gpspost", "經緯度" + gpsdata.getlatitude() + "----" + gpsdata.getlongitude());

                    //gps定位具體操作

                            addresstask.do_gps).dogpspost(gpsdata.getlatitude(),

                                    gpsdata.getlongitude());

                    return "gps資訊擷取錯誤";

                gps_tip.settext(result);

    private void do_wifi() {

                            addresstask.do_wifi).dowifipost();

                if(result != null){

                    gps_tip.settext("wifi定位失敗了...");

}

gps接口： 

package com.maxtech.common.gps;

public interface gpstaskcallback {

    public void gpsconnected(gpsdata gpsdata);

    public void gpsconnectedtimeout();

}     

gpstask gps的具體實作類：

import java.util.timer;

import java.util.timertask;

import android.content.context;

import android.location.location;

import android.location.locationlistener;

import android.location.locationmanager;

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();

                    }

    public gpstask(activity context, gpstaskcallback callbk) {

        this.callbk = callbk;

        this.context = context;

        gpsinit();

    public gpstask(activity context, gpstaskcallback callbk, long time_out) {

        this.time_duration = time_out;

    private void gpsinit() {

        locationmanager = (locationmanager) context

                .getsystemservice(context.location_service);

        handler = new gpshandler();

        if(locationmanager.isproviderenabled(locationmanager.gps_provider)) {

        } else {

            //gpsû�д�

            time_out = true;

        locationlistener = new locationlistener() {

            public void onstatuschanged(string provider, int status,

                    bundle extras) {

            public void onproviderenabled(string provider) {

            public void onproviderdisabled(string provider) {

            //位置改變才會調用

            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);

    protected object doinbackground(object... params) {

        while (!time_out && !data_conntected) {

            location = locationmanager

                    .getlastknownlocation(locationmanager.gps_provider);

            if (location != null && callbk != null) {

                //�����һ�����

                msg.obj = transdata(location);

                break;

        return null;

    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() {

            public void run() {

                time_out = true;

        }, time_duration);

    protected void onpostexecute(object result) {

        locationmanager.removeupdates(locationlistener);

        // ��ȡ��ʱ

        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通路的參數設定

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.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;

    public httpresponse execute(jsonobject params) throws exception {

        httpclient httpclient = new defaulthttpclient();

        httpconnectionparams.setconnectiontimeout(httpclient.getparams(),

                20 * 1000);

        httpconnectionparams.setsotimeout(httpclient.getparams(), 20 * 1000);

        //通路json

        httppost post = new httppost("http://74.125.71.147/loc/json");

        // 設定代理

        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具體實作類：

import java.io.bufferedreader;

import java.io.inputstreamreader;

import org.apache.http.httpentity;

import org.json.jsonarray;

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) {

    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 {

        //獲得gsm相關資訊

        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();

        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);

    private jsonobject dowifi() throws exception {

        //獲得wifi相關資訊

        wifimanager wifimanager = (wifimanager) context.getsystemservice(context.wifi_service);

        if(wifimanager.getconnectioninfo().getbssid() == null) {

            throw new runtimeexception("bssid is null");

        data.put("mac_address", wifimanager.getconnectioninfo().getbssid());  

        data.put("signal_strength", 8);  

        data.put("age", 0);  

        holder.put("wifi_towers", array);

    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();