The Mapper is essentially a constructor inside out. Suppose for a while, if you don't have a Mapper - when you need many seta of parameters they are all arguments on the constructor. Now as things …

The programming uses of the verb "map" and the noun "mapper" are largely unrelated to their common uses in English, so this is a very understandable question. The programming use is also very broad, …

Jun 28, 2023 · Data Mapper, presumably, has the standard "CRUD" interface, and nothing else. But this suggests a problem. How do you implement the query methods of the Repository? In particular, is …

Jan 5, 2021 · But here the problem, When mapper starts to convert Engine it will get LazyInitializationException since transaction was already committed and closed in service and …

Sep 29, 2020 · It could be replaced with a custom mapper later. When testing the OP's methods I don't think that the call to the mapper matters, what I care about is that the result of the method is correct.

Is it bad practice to autowire and call a repository from within a mapper class? I have a mapper class that maps a model to an entity for JPA. In order to keep repository calls within my service, it

Nov 3, 2015 · Converter/Mapper class. I create separate class that will handle conversions and implement methods that will take source class instance as an argument and return destination class …

Jan 7, 2022 · I am in the process of implementing onion / clean architecture, and would like to understand better how and when to map to my domain entities. So if we take a specific example …

Jan 2, 2024 · The problem is if I follow this approach I will have to then write mapper also for all the DTO to model classes which seems unnecessary effort. I can easily achieve everything without breaking …

May 13, 2020 · 0 Given the following architecture and frameworks: Spring Boot Application with Spring Data JPA (Hibernate is used as OR mapper); layered architecture as followed. REST layer Service …