Android联网方式判断

package com.amaker.net;import android.app.Activity;import android.content.Context;import android.content.Intent;import android.database.Cursor;import android.net.ConnectivityManager;import android.net.NetworkInfo;import android.net.NetworkInfo.State;import android.net.Uri;import android.os.Bundle;import android.widget.TextView;/**  * @Title: JudgeNewWayDemoActivity.java* @Package com.xiaoma.www* @Description: 判断联网方式测试类* @author MZH*/public class JudgeNewWayDemoActivity extends Activity {private TextView text;    /** Called when the activity is first created. */    @Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.main);                /**         * 下面列举几个可直接跳到联网设置的意图,供大家学习         */        //startActivity(new Intent(android.provider.Settings.ACTION_APN_SETTINGS));        //startActivity(new Intent(android.provider.Settings.ACTION_SETTINGS));                //用下面两种方式设置网络        //startActivity(new Intent(android.provider.Settings.ACTION_WIFI_SETTINGS));        //startActivity(new Intent(android.provider.Settings.ACTION_WIRELESS_SETTINGS));        init();    }        /**     * 初始化实现     */    private void init(){    text = (TextView)findViewById(R.id.waytext);    /**获得系统级联网管理员对象*/    ConnectivityManager manager = (ConnectivityManager)this.getSystemService(CONNECTIVITY_SERVICE);    NetworkInfo info = manager.getActiveNetworkInfo();    if(info == null){  //无网情况下    //跳转到网络设置页面    startActivity(new Intent(android.provider.Settings.ACTION_SETTINGS));    }else{   //有网情况下    if(info.isAvailable()){ //网络可用时    /**是手机自带的联网方式*/    if(info.getType() == ConnectivityManager.TYPE_MOBILE){    if(info.getState() == State.CONNECTED){    text.setText(String.valueOf("手机网络可用并已连接"+"\n"+"连接网络方式为:\n"+info.getType()+",MOBILE"));    }       /**WIFI联网方式*/    }else{    text.setText(String.valueOf("连接网络方式为:"+info.getType()+",WI-FI"));    startActivity(new Intent(android.provider.Settings.ACTION_WIFI_SETTINGS));    }    }else{    text.setText(String.valueOf("手机网络不可用"));    }        }    }        /**     * 临时写来练练的方法,大家可以跳过     */    private void kkk(){    Uri uri = Uri.parse("content://telephony/carriers");    Cursor cr = getContentResolver().query(uri, null, null, null, null);         while(cr!=null && cr.moveToNext()){           // APN id          String id = cr.getString(cr.getColumnIndex("_id"));            // APN name           String apn = cr.getString(cr.getColumnIndex("apn"));          // do other things...      }      }            /**     * 移动或联通ctwap cmwap 判断  这个方法朋友们可根据自己的需要使用,小马     * 只是记在这个地方,供自己记录的,有需要的朋友可以交流讨论下..吼吼     */    @SuppressWarnings("unused")private void initWapState() {        //ConnectivityManager: Class that answers queries about the state of network connectivity.        ConnectivityManager conMan = (ConnectivityManager)             getSystemService(Context.CONNECTIVITY_SERVICE);        NetworkInfo netInfo = conMan.getActiveNetworkInfo();        if (netInfo != null) {            String extraInfo = netInfo.getExtraInfo();//Report the extra information about the network state            if (extraInfo != null) {                if (extraInfo.equals("cmwap")) {                                    }else if(extraInfo.equals("ctwap") || extraInfo.equals("#777")){                                   }            }        }    }        }

package com.amaker.net;import java.util.List;import android.content.Context;import android.net.wifi.ScanResult;import android.net.wifi.WifiConfiguration;import android.net.wifi.WifiInfo;import android.net.wifi.WifiManager;import android.net.wifi.WifiManager.WifiLock;/**  * @Title: WifiCheckUtil.java* @Package com.lg.lvguo.util* @Description: WIFI控制类* @author MZH* @version FG1.0*/public class WifiCheckUtil {//定义WifiManager对象      private WifiManager mWifiManager;      //定义WifiInfo对象      private WifiInfo mWifiInfo;      //扫描出的网络连接列表      private List<ScanResult> mWifiList;      //网络连接列表      private List<WifiConfiguration> mWifiConfiguration;      //定义一个WifiLock      WifiLock mWifiLock;      //构造器      public  WifiCheckUtil(Context context)      {          //取得WifiManager对象          mWifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);          //取得WifiInfo对象          mWifiInfo = mWifiManager.getConnectionInfo();      }     //取到WIFI状态    public int checkWifiState(){    return mWifiManager.getWifiState();    }    //打开WIFI      public void OpenWifi()      {          if (!mWifiManager.isWifiEnabled())          {              mWifiManager.setWifiEnabled(true);                        }      }      //关闭WIFI      public void CloseWifi()      {          if (!mWifiManager.isWifiEnabled())          {              mWifiManager.setWifiEnabled(false);           }      }      //锁定WifiLock      public void AcquireWifiLock()      {          mWifiLock.acquire();      }      //解锁WifiLock      public void ReleaseWifiLock()      {          //判断时候锁定          if (mWifiLock.isHeld())          {              mWifiLock.acquire();          }      }      //创建一个WifiLock      public void CreatWifiLock()      {          mWifiLock = mWifiManager.createWifiLock("Lock");      }      //得到配置好的网络      public List<WifiConfiguration> GetConfiguration()      {          return mWifiConfiguration;      }      //指定配置好的网络进行连接      public void ConnectConfiguration(int index)      {          //索引大于配置好的网络索引返回          if(index > mWifiConfiguration.size())          {              return;          }          //连接配置好的指定ID的网络          mWifiManager.enableNetwork(mWifiConfiguration.get(index).networkId, true);      }      public void StartScan()      {          mWifiManager.startScan();          //得到扫描结果          mWifiList = mWifiManager.getScanResults();          //得到配置好的网络连接          mWifiConfiguration = mWifiManager.getConfiguredNetworks();      }      //得到网络列表      public List<ScanResult> GetWifiList()      {          return mWifiList;      }      //查看扫描结果      public StringBuilder LookUpScan()      {          StringBuilder stringBuilder = new StringBuilder();          for (int i = 0; i < mWifiList.size(); i++)          {              stringBuilder.append("Index_"+new Integer(i + 1).toString() + ":");              //将ScanResult信息转换成一个字符串包              //其中把包括：BSSID、SSID、capabilities、frequency、level              stringBuilder.append((mWifiList.get(i)).toString());              stringBuilder.append("/n");          }          return stringBuilder;      }      //得到MAC地址      public String GetMacAddress()      {          return (mWifiInfo == null) ? "NULL" : mWifiInfo.getMacAddress();      }      //得到接入点的BSSID      public String GetBSSID()      {          return (mWifiInfo == null) ? "NULL" : mWifiInfo.getBSSID();      }      //得到IP地址      public int GetIPAddress()      {          return (mWifiInfo == null) ? 0 : mWifiInfo.getIpAddress();      }      //得到连接的ID      public int GetNetworkId()      {          return (mWifiInfo == null) ? 0 : mWifiInfo.getNetworkId();      }      //得到WifiInfo的所有信息包      public String GetWifiInfo()      {          return (mWifiInfo == null) ? "NULL" : mWifiInfo.toString();      }      //添加一个网络并连接      public void AddNetwork(WifiConfiguration wcg)      {          int wcgID = mWifiManager.addNetwork(wcg);           mWifiManager.enableNetwork(wcgID, true);       }      //断开指定ID的网络      public void DisconnectWifi(int netId)      {          mWifiManager.disableNetwork(netId);          mWifiManager.disconnect();      } }

配置文件：

<?xml version="1.0" encoding="utf-8"?><manifest xmlns:android="http://schemas.android.com/apk/res/android"    package="com.amaker.net"    android:versionCode="1"    android:versionName="1.0" >    <uses-sdk android:minSdkVersion="8" />    <application        android:icon="@drawable/ic_launcher"        android:label="@string/app_name" >        <activity            android:name=".JudgeNewWayDemoActivity"            android:label="@string/app_name" >            <intent-filter>                <action android:name="android.intent.action.MAIN" />                <category android:name="android.intent.category.LAUNCHER" />            </intent-filter>        </activity>    </application><uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/></manifest>

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