介绍 public class NetWorkStateReceiver extends BroadcastReceiver {
@Override才能
public 才能;void onReceive (Context 上下文,Intent 意图),{
,,,System.out.println(“网络状态发生变化“);
,,,//检测API是不是小于23日,因为到了API23之后getNetworkInfo (int networkType)方法被弃用
,,,if (android.os.Build.VERSION.SDK_INT & lt;, android.os.Build.VERSION_CODES.LOLLIPOP), {
,,,,,//获得ConnectivityManager对象
,,,,,ConnectivityManager connMgr =, (ConnectivityManager), context.getSystemService (Context.CONNECTIVITY_SERVICE);
,,,,,//获取ConnectivityManager对象对应的NetworkInfo对象
,,,,,//获取无线连接的信息
,,,,,NetworkInfo wifiNetworkInfo =, connMgr.getNetworkInfo (ConnectivityManager.TYPE_WIFI);
,,,,,//获取移动数据连接的信息
,,,,,NetworkInfo dataNetworkInfo =, connMgr.getNetworkInfo (ConnectivityManager.TYPE_MOBILE);
,,,,,if (wifiNetworkInfo.isConnected (),,,, dataNetworkInfo.isConnected ()), {
,,,,,,,Toast.makeText(上下文,“无线已连接,移动数据已连接,,,Toast.LENGTH_SHORT),告诉();
,,,,,},else if (wifiNetworkInfo.isConnected (),,,, ! dataNetworkInfo.isConnected ()), {
,,,,,,,Toast.makeText(上下文,“无线已连接,移动数据已断开“,,Toast.LENGTH_SHORT),告诉();
,,,,,},else if (! wifiNetworkInfo.isConnected (),,,, dataNetworkInfo.isConnected ()), {
,,,,,,,Toast.makeText(上下文,“无线已断开,移动数据已连接,,,Toast.LENGTH_SHORT),告诉();
,,,,,},{else
,,,,,,,Toast.makeText(上下文,“无线已断开,移动数据已断开“,,Toast.LENGTH_SHORT),告诉();
,,,,,}//API大于23时使用下面的方式进行网络监听
,,,}else {
,,,,,System.out.println (“API level 大于23日“);
,,,,,//获得ConnectivityManager对象
,,,,,ConnectivityManager connMgr =, (ConnectivityManager), context.getSystemService (Context.CONNECTIVITY_SERVICE);
,,,,,//获取所有网络连接的信息
,,,,,网络[],networks =, connMgr.getAllNetworks ();
,,,,,//用于存放网络连接信息
,,,,,StringBuilder sb =, new StringBuilder ();
,,,,,//通过循环将网络信息逐个取出来
,,,,,for (int i=0,小姐:& lt;, networks.length;,我+ +){
,,,,,,,//获取ConnectivityManager对象对应的NetworkInfo对象
,,,,,,,NetworkInfo NetworkInfo =, connMgr.getNetworkInfo(网络[我]);
,,,,,,,sb.append (networkInfo.getTypeName (), +,“, connect is “, +, networkInfo.isConnected ());
,,,,,}
,,,,,Toast.makeText(上下文,sb.toString (), Toast.LENGTH_SHORT),告诉();
,,,}
,,}
} <李> public class MainActivity extends AppCompatActivity {
NetWorkStateReceiver 才能;netWorkStateReceiver;
@Override才能
protected 才能;void onCreate (Bundle savedInstanceState), {
,,,super.onCreate (savedInstanceState);
,,,setContentView (R.layout.activity_main);
,,}//才能在onResume()方法注册
@Override才能
protected 才能;void onResume (), {
,,,if (netWorkStateReceiver ==, null), {
,,,,,netWorkStateReceiver =, new NetWorkStateReceiver ();
,,,}
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本篇文章为大家展示了如何在Android中对手机网络进行检测,内容简明扼要并且容易理解,绝对能使你眼前一亮,通过这篇文章的详细介绍希望你能有所收获。
& lt; uses-permission Android: name=癮ndroid.permission.ACCESS_NETWORK_STATE"/比;
& lt; uses-permission android: name=癮ndroid.permission.INTERNET"/祝辞
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