The new modules will appear in Knot.x 1.5 / Knot.x 2.0 roadmap: - we introduce Data Bridge, Forms, Template Engine modules - fallback mechanism handling snippets evaluation errors - JUnit 5 support - Knot.x HTTP server routing with Open API 3.0 spec - pluggable fragments - circuit breaker & cache - Knot.x Starter Kit

1. KNOTX.io
Knot.x 1.X
@knotx_project
https://github.com/Cognifide/knotx/projects/6
Marcin Czeczko | Maciej Laskowski | Tomasz Michalak

2. KNOTX.io
Data Bridge
@knotx_project
Knot.x 1.4.0
https://github.com/Knotx/knotx-data-bridge
Marcin Czeczko | Maciej Laskowski | Tomasz Michalak

3. KNOTX.io
Data Bridge
employees from the HTTP REST service
transactions from the HTTP SOAP service
salaries from the PostgreSQL database
search results connected from Solr

4. KNOTX.io
Data Bridge

5. KNOTX.io
Forms
@knotx_project
Knot.x 1.5.0-SNAPSHOT
https://github.com/Knotx/knotx-forms
Marcin Czeczko | Maciej Laskowski | Tomasz Michalak

6. KNOTX.io
Wizards
password
token
home
page

7. KNOTX.io
Template Engine
@knotx_project
Knot.x 1.5.0-SNAPSHOT
https://github.com/Knotx/knotx-template-engine
Marcin Czeczko | Maciej Laskowski | Tomasz Michalak

8. KNOTX.io
More engines

9. KNOTX.io
Snippet metamorphose
1. Knots names
2. Attributes names
3. (Optional in 1.X) Snippet tag
4. (Optional in 1.X) Attribute prefix

10. KNOTX.io
Fallback mechanism
@knotx_project
Knot.x 1.5.0-SNAPSHOT
https://github.com/Cognifide/knotx/pull/468
Marcin Czeczko | Maciej Laskowski | Tomasz Michalak

11. KNOTX.io

12. KNOTX.io
JUnit 5
@knotx_project
Knot.x 1.4.0
https://github.com/Knotx/knotx-junit5
Marcin Czeczko | Maciej Laskowski | Tomasz Michalak

13. KNOTX.io
XX
2
1

14. KNOTX.io
Knot.x 2.X
@knotx_project
https://github.com/Cognifide/knotx/projects/5
Marcin Czeczko | Maciej Laskowski | Tomasz Michalak

15. KNOTX.io
Knot.x Core: Open API specification
@knotx_project
Knot.x 2.0-SNAPSHOT
https://github.com/Cognifide/knotx/issues/430
Marcin Czeczko | Maciej Laskowski | Tomasz Michalak

16. KNOTX.io
Reactive RESTful HTTP Server
* https://github.com/Cognifide/knotx/tree/project/knotx-2

17. KNOTX.io
Standardized & HTTP
OpenAPI
Specification

18. KNOTX.io
Standardized & HTTP
OpenAPI
Specification
URLFile

19. KNOTX.iohttps://github.com/Knotx/knotx-example-project/pull/30
Configurable & RESTful
openapi.yaml
business logic

20. KNOTX.iohttps://github.com/Knotx/knotx-example-project/pull/30
Configurable & RESTful
{
operationId = te-local-get
handlers = ${routing.commonHandlers.request} [
...
] ${routing.commonHandlers.response}
}
server.conf

21. KNOTX.iohttps://github.com/Knotx/knotx-example-project/pull/30
Configurable & RESTful
{
operationId = te-local-get
handlers = ${routing.commonHandlers.request} [
…
] ${routing.commonHandlers.response}
}
{
name = repositoryHandler
config.proxyAddress = ${global.repositories.fileSystemRepo.address}
},
{
name = splitterHandler
config.proxyAddress = ${global.splitter.address}
}
{
name = knotEngineHandler
config.routing = {
proxyAddress = ${global.forms.address},
onTransition.next {
address = ${global.bridge.address},
onTransition.next {
address = ${global.hbs.address}
}
}
}
}
{
name = assemblerHandler
config.proxyAddress = ${global.assembler.address}
}

22. KNOTX.io
Knot.x Core: Pluggable Fragments
@knotx_project
Knot.x 2.0-SNAPSHOT
https://github.com/Cognifide/knotx/issues/466#issuecomment-43531179
0
Marcin Czeczko | Maciej Laskowski | Tomasz Michalak

23. KNOTX.io

24. KNOTX.io
Knot.x Core: Optimisations
@knotx_project
Knot.x 2.0-SNAPSHOT
https://github.com/Cognifide/knotx/issues/XYZ
Marcin Czeczko | Maciej Laskowski | Tomasz Michalak

25. KNOTX.io
Core optimisations
- Internal traffic between Repository, Splitter and Assembler
- “PDP optimisation” - many snippets with same data

26. KNOTX.io
Circuit breaker & cache
@knotx_project
Knot.x 2.0-SNAPSHOT
https://github.com/Cognifide/knotx/issues/454
Marcin Czeczko | Maciej Laskowski | Tomasz Michalak

27. KNOTX.io
CIRCUIT
BREAKER
REDIS
HEALTH
CHECKER
BUSINESS
LOGIC

28. KNOTX.io
CIRCUIT
BREAKER
REDIS
HEALTH
CHECKER
BUSINESS
LOGIC
HEALTH
CHECKER

29. KNOTX.io
CIRCUIT
BREAKER
REDIS
HEALTH
CHECKER
BUSINESS
LOGIC
HEALTH
CHECKER

30. KNOTX.io
CIRCUIT
BREAKER
REDIS
HEALTH
CHECKER
BUSINESS
LOGIC

31. KNOTX.io
Goodbye to:
- Gateway API
- “default” and “custom” flow
- <script>
- Knots: Service, Action, Handlebars

32. KNOTX.io
Example project
@knotx_project
Knot.x 2.0-SNAPSHOT
https://github.com/Knotx/knotx-example-project
Marcin Czeczko | Maciej Laskowski | Tomasz Michalak

33. KNOTX.io
Example project content
- Backend integration
- Client side integration via web sockets
- Forms example
- Custom snippet syntax (non handlebars)
- Project Starter Kit (how to use Knot.x in project) with Gradle and Maven
- Docker image with sample cluster config

34. KNOTX.io
Q&A