下面的方法返回false表示网络不通
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// 检测网络
public static boolean checkNetworkAvailable(Context context) {
ConnectivityManager connectivity = (ConnectivityManager) context
.getSystemService(Context.CONNECTIVITY_SERVICE);
if (connectivity == null ) {
return false ;
} else {
NetworkInfo[] info = connectivity.getAllNetworkInfo();
if (info != null ) {
for ( int i = 0 ; i < info.length; i++) {
if (info[i].getState() == NetworkInfo.State.CONNECTED) {
NetworkInfo netWorkInfo = info[i];
if (netWorkInfo.getType() == ConnectivityManager.TYPE_WIFI) {
return true ;
} else if (netWorkInfo.getType() == ConnectivityManager.TYPE_MOBILE) {
return true ;
}
}
}
}
}
return false ;
}
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