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管控平台 v5.2.3.0. - NetUtils.java 源代码

正在查看： 管控平台 v5.2.3.0. 应用的 NetUtils.java JAVA 源代码文件

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package com.iflytek.mdmcommon;

import android.content.Context;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import java.net.Socket;

public class NetUtils {
    private static Socket sSocket;

    public static boolean isNetAvailable(Context context) {
        NetworkInfo activeNetworkInfo = ((ConnectivityManager) context.getSystemService("connectivity")).getActiveNetworkInfo();
        return activeNetworkInfo != null && activeNetworkInfo.isConnected();
    }

    public static boolean isNetPingUsable(Context context) {
        try {
            return Runtime.getRuntime().exec("ping -c 3 www.baidu.com").waitFor() == 0;
        } catch (Exception e) {
            LogUtil.e(e.getMessage());
            return false;
        }
    }

    public static boolean isNetworkAvailable(Context context) {
        NetworkInfo[] allNetworkInfo;
        ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService("connectivity");
        if (connectivityManager != null && (allNetworkInfo = connectivityManager.getAllNetworkInfo()) != null && allNetworkInfo.length > 0) {
            for (NetworkInfo networkInfo : allNetworkInfo) {
                if (networkInfo.getState() == NetworkInfo.State.CONNECTED) {
                    return true;
                }
            }
        }
        return false;
    }

    public static int isWifi(Context context) {
        NetworkInfo activeNetworkInfo = ((ConnectivityManager) context.getSystemService("connectivity")).getActiveNetworkInfo();
        if (activeNetworkInfo != null) {
            return activeNetworkInfo.getType();
        }
        return 0;
    }
}