public void setCategory(String category) {
        this.category = category;
    }
<p>
The category of the VPN connection. A value of <code>VPN</code> indicates an Amazon Web Services VPN connection.
A value of <code>VPN-Classic</code> indicates an Amazon Web Services Classic VPN connection.
</p>

@param category
       The category of the VPN connection. A value of <code>VPN</code> indicates an Amazon Web Services VPN
       connection. A value of <code>VPN-Classic</code> indicates an Amazon Web Services Classic VPN connection.
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/VpnConnection.java