DeviceUtils.java

package org.zarroboogs.smartzpn.utils;

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

/**
 * Created by wangdiyuan on 15-8-14.
 */
public class DeviceUtils {
    public static boolean checkNet(Context context) {
        try {
            ConnectivityManager connectivity = (ConnectivityManager) context
                    .getSystemService(Context.CONNECTIVITY_SERVICE);
            if (connectivity != null) {
                NetworkInfo info = connectivity.getActiveNetworkInfo();
                if (info != null && info.isConnected()) {
                    if (info.getState() == NetworkInfo.State.CONNECTED) {
                        return true;
                    }
                }
            }
        } catch (Exception e) {
            return false;
        }
        return false;
    }
}