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kotlinlang

There is no need to trigger `save`. Object is instantiated upon runtime. `setDate` &amp; `setDetails` pretty much updates the already instantiated object.
The whole point of Repository is a set of methods which can be implemented to variety different datasources. How is it going to be implemented depends on a guy who is coding data layer.
Repository belongs to domain layer and acts like a business logic together with use cases and domain models
Repository implementation belongs to data layer together with data models &amp; data sources (room,realm,retrofit,custom wrappers etc..)