public void setDescription(String description) {
        this.description = description;
    }
<p>
A description for the security group rule that references this IPv4 address range.
</p>
<p>
Constraints: Up to 255 characters in length. Allowed characters are a-z, A-Z, 0-9, spaces, and
._-:/()#,@[]+=&amp;;{}!$*
</p>

@param description
       A description for the security group rule that references this IPv4 address range.</p>
       <p>
       Constraints: Up to 255 characters in length. Allowed characters are a-z, A-Z, 0-9, spaces, and
       ._-:/()#,@[]+=&amp;;{}!$
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/IpRange.java