Migration Report - Camunda 7.x - 8.8 to 8.9 Migration Project Report

Camunda BPMN

8.9.0

Camunda SDK

8.5.0

Spring Boot

3.4.0

JDK

BPMN Processes

✅ Migrated

Source Nodes

✅ Parsed

Migrated Nodes

✅ Parsed

Delegates Referenced

✅ Found

Delegates in JAR

⚠️ 2 not in JAR

Spring Boot Workers

✅ Generated

Plain Java Workers

✅ Generated

Service Tasks

✅ Converted

User Tasks

⚠️ 0 No Forms

Script Tasks

⚠️ Need Workers

FEEL Expressions

✅ Converted

Forms

✅ Migrated

Critical/High Issues

🚨 Must Fix

📊 Complexity Distribution

Simple 0

Medium 1

Complex 0

Very Complex 0

Critical 0

Very Critical 0

Extreme Critical 0

📋 Executive Summary

📊

1 BPMN processes migrated successfully

☕

2 JavaDelegates referenced in BPMN → 0 found in JAR ⚠️ 2 missing

⚙️

0 Plain Java workers generated from available delegates

📝

0 Script Tasks across 0 processes

⚠️

0 critical/high and 0 medium issues

🎯

0 FEEL expressions converted from JUEL

📊 Process Complexity Distribution

BPMN File	Score	Process	Complexity	Nodes	Service	Script	User	Gateways	Events	Timer	Cancel	Comp	Cond	Trans	Java
responseProcess.bpmn	39	responseProcess	Medium	6	1	0	0	0	0	0	0	0	0	0	1

☕ Delegate to Worker Mapping

Java Delegate	Used In	Plain Java Worker	Spring Boot Worker
CAMUNDA		—	—
calculateSomething	responseProcess.bpmn→Calculate something	—	—

Summary: 2 delegates referenced in BPMN → 0 found in JAR → 0 Spring Boot workers + 0 Plain Java workers generated | ⚠️ 2 delegate(s) missing from JAR: calculateSomething, CAMUNDA

📦 JAR Summary

Category	Count	Description
Plain Java Individual JARs	0	None generated
Spring Boot Individual JARs	0	None generated
Plain Java Group JAR	0	None generated
Spring Boot Group JAR	0	None generated
ScriptWorker Individual JARs	0	None generated
TOTAL JARs	0	All JAR files generated

Deployment Options: Microservice (0 JARs) | Monolith (Spring Boot: 0 JAR) | Monolith (Plain Java: 0 JAR)

🔄 Transformation Analysis - Actual BPMN Nodes

Note: All BPMN nodes are listed.

BPMN File Name	Score	Source Node	Source ID	Source Type	Migrated Node	Migrated ID	Migrated Type	Status
responseProcess.bpmn	39	Request received	StartEvent_1	Start	Request received	StartEvent_1	Start	✅ Preserved
		Calculate something	Activity_01x9t8d	Service Task	Calculate something	Activity_01x9t8d	Service Task	✅ Preserved
		Potentially do other stuff	Event_0m7q448	Intermediate Throw	Potentially do other stuff	Event_0m7q448	Intermediate Throw	✅ Preserved
		Response sent	Event_19o6q23	Intermediate Throw	Response sent	Event_19o6q23	Intermediate Throw	✅ Preserved
		All done :-)	Event_1qo0rla	End	All done :-)	Event_1qo0rla	End	✅ Preserved
		Potentially do more stuff	Event_0mgrigj	Intermediate Throw	Potentially do more stuff	Event_0mgrigj	Intermediate Throw	✅ Preserved
TOTAL NODES ANALYZED:								6
Source Nodes: 6 → Migrated Nodes: 6								Diff: 0

📄 responseProcess.bpmn ✅ Success Medium

unnamed Nodes: 6 Transforms: 0 Warnings: 0 Special: 0 Delegates: 1 ▼

Process ID: responseProcess | Version: Camunda 8.9.0 Complexity: Medium ⚠️ Missing Process Name

📋 Java Delegate Usage & Worker Mapping

S.No	Java Delegate	Used In Task	Plain Java Workers	Spring Boot Workers
1	calculateSomething	Calculate something	—	—

✅ Improvement Suggestions

[MEDIUM] Process has no meaningful name
💡 Add a descriptive process name for better identification
🏗️ Camunda 8 Way: Use meaningful process names in BPMN

📋 Source BPMN

✅ Converted BPMN

#	Parent	Node ID	Node Name	Original Type	Converted Type	Status
1	-- (Start)	StartEvent_1	Request received	Start	Start	✅ Success
2	-- (Start)	Activity_01x9t8d	Calculate something	Service Task	Service Task	✅ Success
3	-- (Start)	Event_0m7q448	Potentially do other stuff	Intermediate Throw	Intermediate Throw	✅ Success
4	-- (Start)	Event_19o6q23	Response sent	Intermediate Throw	Intermediate Throw	✅ Success
5	-- (Start)	Event_1qo0rla	All done :-)	End	End	✅ Success
6	-- (Start)	Event_0mgrigj	Potentially do more stuff	Intermediate Throw	Intermediate Throw	✅ Success

📚 Appendix: Reference Documentation

Camunda 8.9 Official Documentation

Specific Migration Guides

💡 All links are to the official Camunda 8.9 documentation. For the most up-to-date information, please refer to the official documentation.

🔧 Camunda 7.x - 8.8 to 8.9 Migration Project Report