public java.util.List<String> getVpcSecurityGroupIds() {
        return vpcSecurityGroupIds;
    }
<p>
A list of EC2 VPC security groups associated with thie elastic cluster.
</p>

@return A list of EC2 VPC security groups associated with thie elastic cluster.
aws-java-sdk-docdbelastic/src/main/java/com/amazonaws/services/docdbelastic/model/Cluster.java