public ActionTarget getGatewayId() {
        return this.gatewayId;
    }
<p>
The ID of the gateway to be used with the EC2 route table that is associated with the remediation action.
</p>

@return The ID of the gateway to be used with the EC2 route table that is associated with the remediation action.
aws-java-sdk-fms/src/main/java/com/amazonaws/services/fms/model/EC2AssociateRouteTableAction.java