The 7 sins of workflow

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  Slides from my talk at JFokus in Stockholm about the 7 sins of workflow and Java
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  • 1. The 7 sins of workflow and rules in Java Bernd Rücker | bernd.ruecker@camunda.com | @berndruecker
  • 2. The 7 sins of workflow and rules in Java Bernd Rücker | bernd.ruecker@camunda.com | @berndruecker 3
  • 3. What is workflow? *aka known as business process management
  • 4. Example * Modeled in BPMN = ISO Standard for modeling and execution
  • 5. More realistic examples
  • 6. Challenges Human task management Service orchestration Events , e.g. timers
  • 7. Challenges Asynchronous communication
  • 8. What you need State Long running proceses Timeout management Monitoring & Alarming
  • 9. What you need State Long running proceses Timeout management Monitoring & Alarming What you want Visibility
  • 10. The 7 sins of workflow and Java 3 2 4 6 5 7 1
  • 11. The 7 sins of workflow and Java No engine 3 2 4 5 76
  • 12. Alarming by management attention
  • 13. The 7 sins of workflow and Java Homegrown engine No engine Wrong engine 3 4 6 5 7
  • 14. Typical outcomes ©kallejipp/photocase.com Own DSL, parsing, graphical representation, modeler, persistence, escalation, version management, tooling, … Whole teams maintaining something that always lacks behind
  • 15. The 7 sins of workflow and Java Zero-code suites Homegrown engine No engine Wrong engine Wrong usage 4 6 5 7
  • 16. Death by properties panel Script: Please enter your complex code here. (Without IDE support of course!)
  • 17. BPM Suites By the way, we introduce an own development approach, IDE, version control, user management, reporting, …
  • 18. Zero code & developers We have a lot of problems! It totally sucks! I hate BPM!
  • 19. Bernd Rücker Co-founder camunda > 10+ years workflow Technology evangelist @berndruecker bernd.ruecker@camunda.com Camunda Open Source BPM vendor Berlin + San Francisco > 60 employees - growing No venture capitel www.camunda.org
  • 20. Architecture Cockpit Modeler DB Tasklist Custom App Business Analyst Java API Engine REST API End User Developer Operator
  • 21. Developer friendly ProcessEngine processEngine = ProcessEngineConfiguration .createStandaloneProcessEngineConfiguration() .setJdbcUrl("jdbc:h2:mem:camunda") .buildProcessEngine(); processEngine.getRepositoryService() .createDeployment() .addClasspathResource("vacation-request.bpmn") .deploy(); ProcessInstance processInstance = processEngine.getRuntimeService() .startProcessInstanceByKey("VacationRequestProcess“, variableMap); 25
  • 22. Live Demo
  • 23. What we couldn‘t look at • Automated Testing • Embedded Engine (Spring, Spring Boot, Junit, ...) • Container Integration (Tomcat, WildFly, JBoss, WAS, …) • Tooling (Webapplications, Modeler, …) • Connectivity (REST, SOAP, Messaging, …) • Scalability, Clustering & Performance • Next generation: Microservices, Event Driven Architecture, Serverless, Cloud, … • Polyglott
  • 24. Get a free poster at out booth Trio of standards
  • 25. AT&T More than 100 Customers • Finance: Account Opening, Credit Card Provisioning, … • Insurance: Insurance Policy Issue, Claim Settlement, … • Telco: OSS, BSS, … • Media: Digital Content Delivery, … • E-Commerce: Order Execution, Purchasing, …
  • 26. Visit us at our booth
  • 27. We can also discuss the 7 sins in detail! Zero-code suites Homegrown engine Granularity bloopers BPM monolith Stakeholders habitat violation Over engineering No engine Wrong engine Wrong usage
  • 28. Thanks! Any questions? Open source workflow Stockholm https://a248.e.akamai.net/secure.meetupstatic.com/s/i mg/041003812446967856280/logo/svg/logo--script.svg
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