NetUtils.java

package com.troy.xifan.util;

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

/**
 * Created by chenlongfei on 2016/12/21.
 */

public final class NetUtils {
    private NetUtils() {
    }

    public static boolean isNetworkConnected(Context context) {
        ConnectivityManager connectivityManager =
                (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
        NetworkInfo networkInfo = connectivityManager.getActiveNetworkInfo();
        if (networkInfo != null) {
            return networkInfo.isAvailable();
        }
        return false;
    }
}