public void setCarrierGatewayId(String carrierGatewayId) {
        this.carrierGatewayId = carrierGatewayId;
    }
<p>
[IPv4 traffic only] The ID of a carrier gateway.
</p>

@param carrierGatewayId
       [IPv4 traffic only] The ID of a carrier gateway.
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/ReplaceRouteRequest.java