gremlin/lti-demo-cmr: lti-demo is predominantly builder based ... api->actionbuilder->build->response there is another approach which is message-response pattern and this lti tool demo project does that. api->messagebuilder->dispatch->response @ a3a59d43e23d06fc335daf3db68d96e59723b6e3

gremlin a3a59d43e2 Initial Command+Message->dispatcher->response implementation		4 years ago
..
main	a3a59d43e2 Initial Command+Message->dispatcher->response implementation	4 years ago
redis	a3a59d43e2 Initial Command+Message->dispatcher->response implementation	4 years ago