ddd-by-examples / ddd-by-examples/library

Question about aggregates

Open
#72 0 comments 0 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

Dominant language
Java
Stars
5.9k
Forks
831
PR merge metrics
No merged PRs in 30d

Description

According to this: Business logic one aggregate can never depend on a state from another aggregate: why in the patron model you inject the book model?

Contributor guide

No contributing guide indexed for this repository

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by locating the patron model and book model referenced in the question, then read how their aggregate boundaries and dependencies are represented. Done would be a clear explanation of why the patron model injects the book model, or a documented correction if that design conflicts with the stated aggregate rule.

Written by the indexing model from the issue text.

Assessment

Tech stack
java
Domain
backend
Issue type
Documentation
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.