网络判断

添加权限

Java

package com.exam.pulltrandsql.util;

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

public class NetStateUtils {

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