[CAUSEWAY-2604] Metamodel: don't allow annotations to occur more than once for mixins

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.0.0-M6
• Assignee: Andi Huber
• Reporter: Andi Huber
• Created: 09/Apr/21 15:24
• Updated: 14/Apr/21 07:52
• Resolved: 14/Apr/21 07:52

Description

Fail validation if @Property @Action @Collection and their layout counterparts appear on both type and method level. It must be either one or the other (old or new programming style).

However, mixing these styles should be allowed, as there is no ambiguity in interpreting the meta-model.