Farzad Pezeshkpour, Lab577, presents on DevDay at CordaCon 2019.

11. Writing & Integrating a Cordapp
(summary)
Write Cordapp
Write webservice
Integrate with Systems
Fame and Fortune

12. Write / Update
cordapp
Read articles on
Spring + Corda
Write / Update the
Webservice
Write more tests
Discover functional
/ performance /
security issues
Debug, Debug,
Debug
Reality

13. The Evidence

14. Where this impacts
1. Large companies & enterprises that only
allow HTTP/S service calls
2. Startups & SMBs who need to build and
iterate on prototypes quickly

15. R3 & Community Responses
braid

16. What If …
Write Cordapp
Integrate with Systems
Fame and Fortune

17. Like this …
CordaRPC
Corda Node
Auto Code-Gen
REST/HTTP/S
OAC Server
Auto Discovery
Application

18. Demo

19. How Does It Work?
Async
Webserver
For high
Performance
throughput
Bytecode
Type-
Crafting
For fast payload
deserialisation
Type
Hierarchy
Modeler &
Serialisers
For zero-
annotation
integration
VertX ASM
Swagger2 /
Jackson
Corda RPC Binding

20. Plan
 Full type-safe model hierarchy
 Corda API integration
 Cordapp Flow Invocation
 Vault Queries
 Cross over to Corda Github - 19Q4
 Gradle integration - 19Q4
 Webhooks and chunked response Progress Trackers -
 Webhooks and chunked response Vault track-by - 20Q
 OpenRPC – streaming JSON-RPC capability - 20Q2

21. The gift that keeps on giving"
Todd McDonald @ R3
Cordit
e
Cordite is a trusted
independent open source
project and proving
ground for disruptive
usually controversial
features that broaden
Corda’s appeal across the
blockchain eco-system.
Cross-platform
integration
Issuance Transfers
Accounts
Fast
Meta-data
Reporting
Digital
Mutuals
Invoicing
Transaction
Metering
Network Map
Private Nets
Kubernetes
Docker

23. Thank you!
Any questions?
https://github.com/corda/openapi-sample
https://gitlab.com/bluebank/braid
@dazraf
fp@lab577.io