How To Declare Immutable Entities And Store Them In Second Level Cache (e.g., EhCache)
Description: This application is a sample of declaring an immutable entity. Moreover, the immutable entity will be stored in Second Level Cache via EhCache implementation.
Key points of declaring an immutable entity:
- annotate the entity with
@Immutable (org.hibernate.annotations.Immutable) - avoid any kind of associations
- set
hibernate.cache.use_reference_entries configurationtotrue
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