public void setCidrIp(String cidrIp) {
        this.cidrIp = cidrIp;
    }
<p>
The IPv4 address range. You can either specify a CIDR block or a source security group, not both. To specify a
single IPv4 address, use the /32 prefix length.
</p>

@param cidrIp
       The IPv4 address range. You can either specify a CIDR block or a source security group, not both. To
       specify a single IPv4 address, use the /32 prefix length.
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/IpRange.java