我正在编写下面的代码以获取新创建实例的公共 dns 但是我得到了 null
DescribeInstancesResult describeInstancesRequest = amazonEC2Client.describeInstances(new DescribeInstancesRequest());
List<Reservation> reservations = describeInstancesRequest.getReservations();
for (Reservation reservation : reservations) {
for (Instance instance1 : reservation.getInstances()) {
dns = instance1.getPublicDnsName();
if(!(dns.equals("")))
{
break;
}
}
}
System.out.println("value:" + dns);