Android网络状态监听_android utilcodex 监听网络请求

Android设备网络监听，是否连接和连接状态判断：

关键类：

• ConnectivityManager
• NetworkCapabilities
• NetworkInfo
• Network

object NetworkStateUtils {

    /**
     * 判断当前设备是否有网络连接
     */
    fun hasNetworkCapability(context: Context): Boolean {
        try {
            val connectivityManager = context.getSystemService(Context.CONNECTIVITY_SERVICE) as? ConnectivityManager?
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
                val activeNetwork = connectivityManager?.activeNetwork ?: return false
                val networkCapabilities = connectivityManager.getNetworkCapabilities(activeNetwork) ?: return false
                return networkCapabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_VALIDATED) &&
                        networkCapabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET)
            } else {
                val networkInfo = connectivityManager?.activeNetworkInfo ?: return false
                return networkInfo.isAvailable && networkInfo.isConnected
            }
        } catch (e: Exception) {
            e.printStackTrace()
        }
        return false
    }

    /**
     * 获取当前网络状态
     */
    fun getNetworkState(context: Context?): NetworkState {
        try {
            val connectivityManager = context?.getSystemService(Context.CONNECTIVITY_SERVICE) as? ConnectivityManager?

            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
                val activeNetwork = connectivityManager?.activeNetwork ?: return NetworkState.NONE
                val networkCapabilities = connectivityManager.getNetworkCapabilities(activeNetwork) ?: return NetworkState.NONE

                return when {
                    networkCapabilities.hasTransport(NetworkCapabilities.TRANSPORT_WIFI) -> NetworkState.WIFI
                    networkCapabilities.hasTransport(NetworkCapabilities.TRANSPORT_CELLULAR) -> NetworkState.CELLULAR
                    networkCapabilities.hasTransport(NetworkCapabilities.TRANSPORT_ETHERNET) -> NetworkState.ETHERNET
                    else -> NetworkState.NONE
                }
            } else {
                return when (connectivityManager?.activeNetworkInfo?.type) {
                    ConnectivityManager.TYPE_MOBILE -> NetworkState.CELLULAR
                    ConnectivityManager.TYPE_WIFI -> NetworkState.WIFI
                    ConnectivityManager.TYPE_ETHERNET -> NetworkState.ETHERNET
                    else -> NetworkState.NONE
                }
            }
        } catch (e: Exception) {
            e.printStackTrace()
        }
        return NetworkState.NONE
    }
}
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参考：
https://blog.csdn.net/SweetTool/article/details/105377697
https://github.com/kongqw/NetworkMonitor
com.test.util.NetworkUtil