Android手机通过wifi进行数据传输(二)
2014-05-08 10:27
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上文接Android手机通过wifi进行数据传输(一)
本文参照自:
【Android连接Wifi和创建Wifi热点 demo】
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";
@Override public 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() {
@Override public void onClick(View v) { // TODO Auto-generated method stub
mWifiAdmin = new WifiAdmin(context) {
@Override public void myUnregisterReceiver(BroadcastReceiver receiver) { // TODO Auto-generated method stub unregisterReceiver(receiver); }
@Override public Intent myRegisterReceiver(BroadcastReceiver receiver, IntentFilter filter) { // TODO Auto-generated method stub registerReceiver(receiver, filter); return null; }
@Override public void onNotifyWifiConnected() { // TODO Auto-generated method stub Log.v(TAG, "have connected success!"); Log.v(TAG, "###############################"); }
@Override public void onNotifyWifiConnectFailed() { // TODO Auto-generated method stub Log.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() {
@Override public void onClick(View v) { // TODO Auto-generated method stub
wifiAp = 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 stub if (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); }
@Override public void appendMesage(String msg) { displayMesage(msg);
}
@Override public void onResult(int result, long size) { if (wifiAp != null) { wifiAp.closeWifiAp(context); } // TODO Auto-generated method stub closeWifi(); Runnable r = new Runnable() {
@Override public void run() { // TODO Auto-generated method stub displayMesage("try to open wifi"); openWifi(); displayMesage("open wifi end"); }
}; handler.postDelayed(r, 30 * 1000);
}
WifiManager mWifiManager;
// 打开WIFI public 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WIFI public 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 block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.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 block e.printStackTrace(); }
try { if (sock != null) { sock.close(); } } catch (Exception ex) { ex.printStackTrace(); } }}
下文
本文参照自:
【Android连接Wifi和创建Wifi热点 demo】
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";
@Override public 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() {
@Override public void onClick(View v) { // TODO Auto-generated method stub
mWifiAdmin = new WifiAdmin(context) {
@Override public void myUnregisterReceiver(BroadcastReceiver receiver) { // TODO Auto-generated method stub unregisterReceiver(receiver); }
@Override public Intent myRegisterReceiver(BroadcastReceiver receiver, IntentFilter filter) { // TODO Auto-generated method stub registerReceiver(receiver, filter); return null; }
@Override public void onNotifyWifiConnected() { // TODO Auto-generated method stub Log.v(TAG, "have connected success!"); Log.v(TAG, "###############################"); }
@Override public void onNotifyWifiConnectFailed() { // TODO Auto-generated method stub Log.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() {
@Override public void onClick(View v) { // TODO Auto-generated method stub
wifiAp = 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 stub if (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); }
@Override public void appendMesage(String msg) { displayMesage(msg);
}
@Override public void onResult(int result, long size) { if (wifiAp != null) { wifiAp.closeWifiAp(context); } // TODO Auto-generated method stub closeWifi(); Runnable r = new Runnable() {
@Override public void run() { // TODO Auto-generated method stub displayMesage("try to open wifi"); openWifi(); displayMesage("open wifi end"); }
}; handler.postDelayed(r, 30 * 1000);
}
WifiManager mWifiManager;
// 打开WIFI public 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WIFI public 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 block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.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 block e.printStackTrace(); }
try { if (sock != null) { sock.close(); } } catch (Exception ex) { ex.printStackTrace(); } }}
下文
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