public java.util.List<String> getVpcSecurityGroupIds() {
        if (vpcSecurityGroupIds == null) {
            vpcSecurityGroupIds = new com.amazonaws.internal.SdkInternalList<String>();
        }
        return vpcSecurityGroupIds;
    }
<p>
A list of EC2 VPC security groups to associate with this DB instance.
</p>
<p>
Default: The default EC2 VPC security group for the DB subnet group's VPC.
</p>

@return A list of EC2 VPC security groups to associate with this DB instance.</p>
        <p>
        Default: The default EC2 VPC security group for the DB subnet group's VPC.
aws-java-sdk-rds/src/main/java/com/amazonaws/services/rds/model/RestoreDBInstanceFromDBSnapshotRequest.java