public void setTransitGatewayMulticastDomainId(String transitGatewayMulticastDomainId) {
        this.transitGatewayMulticastDomainId = transitGatewayMulticastDomainId;
    }
<p>
The ID of the transit gateway multicast domain.
</p>

@param transitGatewayMulticastDomainId
       The ID of the transit gateway multicast domain.
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/AssociateTransitGatewayMulticastDomainRequest.java