public void setVpc(Boolean vpc) {
        this.vpc = vpc;
    }
<p>
Specifies whether to show only VPC or non-VPC offerings. RDS Custom supports only VPC offerings.
</p>
<p>
RDS Custom supports only VPC offerings. If you describe non-VPC offerings for RDS Custom, the output shows VPC
offerings.
</p>

@param vpc
       Specifies whether to show only VPC or non-VPC offerings. RDS Custom supports only VPC offerings.</p>
       <p>
       RDS Custom supports only VPC offerings. If you describe non-VPC offerings for RDS Custom, the output shows
       VPC offerings.
aws-java-sdk-rds/src/main/java/com/amazonaws/services/rds/model/DescribeOrderableDBInstanceOptionsRequest.java