Android手机通过wifi进行数据传输（二）
上文接 Android手机通过wifi进行数据传输（一）
以下是源码文件
原文件Constant.java
package edu.cdut.robin;
public class Constant {
public final static String END="end";
public final static String HOST_SPOT_SSID="HotSpotRobin";
public final static String HOST_SPOT_PASS_WORD="123456789";
}
源码文件1
QuickTransferActivity.java文件
package edu . cdut . robin ;import java . io . BufferedReader ;import java . io . IOException ;import java . io . InputStreamReader ;import java . io . PrintWriter ;import java . net . InetAddress ;import java . net . ServerSocket ;import java . net . Socket ;import java . net . UnknownHostException ;import edu . cdut . robin . hotspot . WifiAdmin ;import edu . cdut . robin . hotspot . WifiApAdmin ;import android . app . Activity ;import android . content . BroadcastReceiver ;import android . content . Context ;import android . content . Intent ;import android . content . IntentFilter ;import android . net . DhcpInfo ;import android . net . wifi . WifiInfo ;import android . net . wifi . WifiManager ;import android . os . Bundle ;import android . os . Handler ;import android . util . Log ;import android . view . View ;import android . widget . Button ;import android . widget . TextView ;public class QuickTransferActivity extends Activity implements DisplayMesage , ITransferResult {/** Called when the activity is first created. */TextView content ;Button mBtn3 , mBtn4 ;WifiAdmin mWifiAdmin ;WifiApAdmin wifiAp ;Context context ;final static String TAG = "robin" ;@Overridepublic void onCreate ( Bundle savedInstanceState ) {super . onCreate ( savedInstanceState );setContentView ( R . layout . main );content = ( TextView ) this . findViewById ( R . id . content );mBtn3 = ( Button ) findViewById ( R . id . button3 );mBtn4 = ( Button ) findViewById ( R . id . button4 );mBtn3 . setText ( "点击连接Wifi" );mBtn4 . setText ( "点击创建Wifi热点" );context = this ;mBtn3 . setOnClickListener ( new Button . OnClickListener () {@Overridepublic void onClick ( View v ) {// TODO Auto-generated method stubmWifiAdmin = new WifiAdmin ( context ) {@Overridepublic void myUnregisterReceiver ( BroadcastReceiver receiver ) {// TODO Auto-generated method stubunregisterReceiver(receiver);}@Overridepublic Intent myRegisterReceiver ( BroadcastReceiver receiver , IntentFilter filter ) {// TODO Auto-generated method stubregisterReceiver(receiver, filter);return null;}@Overridepublic void onNotifyWifiConnected () {// TODO Auto-generated method stubLog.v(TAG, "have connected success!");Log.v(TAG, "###############################");}@Overridepublic void onNotifyWifiConnectFailed () {// TODO Auto-generated method stubLog.v(TAG, "have connected failed!");Log.v(TAG, "###############################");}};mWifiAdmin . openWifi ();mWifiAdmin . addNetwork ( mWifiAdmin . createWifiInfo ( Constant . HOST_SPOT_SSID , Constant . HOST_SPOT_PASS_WORD ,WifiAdmin . TYPE_WPA ));}});mBtn4 . setOnClickListener ( new Button . OnClickListener () {@Overridepublic void onClick ( View v ) {// TODO Auto-generated method stubwifiAp = new WifiApAdmin ( context );wifiAp . startWifiAp ( Constant . HOST_SPOT_SSID , Constant . HOST_SPOT_PASS_WORD );}});}public void onClick ( View view ) {if ( view . getId () == R . id . button1 ) {WifiManager wifiManage = ( WifiManager ) getSystemService ( Context . WIFI_SERVICE );DhcpInfo info = wifiManage . getDhcpInfo ();WifiInfo wifiinfo = wifiManage . getConnectionInfo ();String ip = intToIp ( wifiinfo . getIpAddress ());String serverAddress = intToIp ( info . serverAddress );new Sender ( serverAddress , this , this ). start ();Log . w ( "robin" , "ip:" + ip + "serverAddress:" + serverAddress + info );} else if ( view . getId () == R . id . button2 ) {Receiver service = new Receiver ( this , this );service . start ();}}Handler handler = new Handler ();StringBuffer strBuffer = new StringBuffer ();public void displayMesage ( final String msg ) {Runnable r = new Runnable () {public void run () {// TODO Auto-generated method stubif (strBuffer.length() > 1024) {strBuffer.delete(0, 100);}strBuffer.append(msg + "\n");content.setText(strBuffer.toString());content.invalidate();}};handler.post(r);}// 将获取的int转为真正的ip地址,参考的网上的，修改了下private String intToIp ( int i ) {return ( i & 0xFF ) + "." + (( i >> 8 ) & 0xFF ) + "." + (( i >> 16 ) & 0xFF ) + "." + (( i >> 24 ) & 0xFF );}@Overridepublic void appendMesage ( String msg ) {displayMesage ( msg );}@Overridepublic void onResult ( int result , long size ) {if ( wifiAp != null ) {wifiAp . closeWifiAp ( context );}// TODO Auto-generated method stubcloseWifi();Runnable r = new Runnable() {@Overridepublic void run () {// TODO Auto-generated method stubdisplayMesage("try to open wifi");openWifi();displayMesage("open wifi end");}};handler . postDelayed ( r , 30 * 1000 );}WifiManager mWifiManager ;// 打开WIFIpublic void openWifi() {if(mWifiAdmin!=null){mWifiAdmin.openWifi();return;}if (mWifiManager == null) {mWifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);}if (!mWifiManager.isWifiEnabled()) {mWifiManager.setWifiEnabled(true);}}// 关闭WIFIpublic void closeWifi() {if(mWifiAdmin!=null){mWifiAdmin.closeWifi();return;}if (mWifiManager == null) {mWifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);}if (mWifiManager.isWifiEnabled()) {mWifiManager.setWifiEnabled(false);}}}interface DisplayMesage {void displayMesage ( String msg );void appendMesage ( String msg );}interface ITransferResult {void onResult ( int result , long size );}class Receiver extends Thread {private static BufferedReader in ;DisplayMesage console ;ITransferResult transferResult ;Receiver ( DisplayMesage console , ITransferResult transferResult ) {super ();this . console = console ;this . transferResult = transferResult ;}public void run () {try {ServerSocket socketService = new ServerSocket ( 3358 );Log . i ( "robin" , "waiting a connection from the client" + socketService );Socket sock = socketService . accept ();String hostAddress = sock . getLocalAddress (). getHostAddress ();String inetAddress = sock . getInetAddress (). getHostAddress ();Log . w ( "robin" , "local:" + hostAddress + "| inetAddress" + inetAddress + "|" + sock . getRemoteSocketAddress ());Log . w ( "robin" , "local name:" + sock . getLocalAddress (). getHostName () + "| inetAddress"+ sock . getInetAddress (). getHostName () + "|" + InetAddress . getLocalHost (). getHostAddress ());in = new BufferedReader ( new InputStreamReader ( sock . getInputStream ()));String line ;boolean flag = true ;long count = 0 ;long time = System . currentTimeMillis ();do {line = in . readLine ();if ( flag ) {console . displayMesage ( "Recevie:" + line );flag = false ;}count = count + line . length ();if ( count % 1024 == 0 ) {console . displayMesage ( "Recevied:" + (( count << 1 ) >> 10 ) + "kB data" );}} while (! Constant . END . equals ( line ));Log . w ( "robin" , "you input is :" + line );long t = System . currentTimeMillis () - time ;if ( t == 0 )t = 1 ;count = count << 1 ;long rate = (( count / t ) * 1000 ) / 1024 ;count = count >> 10 ;console . displayMesage ( "Recevied:" + count + "kB data" + " in " + t + " ms" + " at rate:" + rate+ " kB/second" );Log . i ( "robin" , "exit the app" );sock . close ();socketService . close ();transferResult . onResult ( 1 , count );} catch ( Exception e ) {e . printStackTrace ();}}}class Sender extends Thread {DisplayMesage console ;String serverIp ;ITransferResult transferResult ;Sender ( String serverAddress , DisplayMesage console , ITransferResult transferResult ) {super ();serverIp = serverAddress ;this . console = console ;this . transferResult = transferResult ;}public void run () {Socket sock = null ;PrintWriter out ;try {// 声明sock，其中参数为服务端的IP地址与自定义端口sock = new Socket(serverIp, 3358);Log.w("robin", "I am try to writer" + sock);} catch (UnknownHostException e) {// TODO Auto-generated catch blocke.printStackTrace();} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}char data[] = new char[1024 * 10];for (int i = 0; i < data.length; i++) {data[i] = (char) i;}try {if (sock != null) {// 声明输出流out，向服务端输出“Output Message！！”final String msg = "Hello,this is robin!!";Log.w("robin", "try to writer");out = new PrintWriter(sock.getOutputStream(), true);StringBuffer strBuffer = new StringBuffer();strBuffer.append(msg);String str = msg;for (int i = 0; i < 1024; i++) {if (i != 0) {str = msg + System.currentTimeMillis() + "|";out.write(data);}out . println ( str );Log . w ( "robin" , str );if ( i == 0 ) {console . displayMesage ( "send message...." );} else if ( i % 100 == 0 ) {console . displayMesage ( "send message " + i + " success!" );}if ( strBuffer . length () > 1024 ) {strBuffer . delete ( 0 , strBuffer . length ());}}out . println ( Constant . END );out . flush ();}transferResult . onResult ( 1 , 1 );} catch ( IOException e ) {// TODO Auto-generated catch blocke.printStackTrace();}try {if ( sock != null ) {sock . close ();}} catch ( Exception ex ) {ex . printStackTrace ();}}}
下文