Is "Mapper" a valid design pattern or is it a variation of the …
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. …
What does mapping mean in programming? - Software …
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 …
How do Repository and Data Mapper patterns work together?
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 …
java - Should I mock ObjectMapper in my unit tests? - Software ...
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 …
Good practices to implement mappers in a multi-tier application
Feb 4, 2013 · The application I currently work with utilizes separate mapper class for every possible translation, and although it has benefits of testability we are using dependency …
c# - Onion architecture object mapping - Software Engineering …
Dec 31, 2025 · I'm reading and playing a bit with Onion on a mock side project and things got a little desperate with all the objects and the mappings. Consider this Diagram of a request and …
Best practices regarding type mapping and extension methods
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 …
object oriented - Mapping list to another list dynamically
Jul 19, 2023 · The CreateMap line can of course be replaced by whatever your mapper configuration is. You could perform this test for each mapping separately, or you could load up …
Autogenerate DTO classes? - Software Engineering Stack Exchange
Sep 27, 2024 · However, I was not aware of the presence of another class (the DTO), also containing that same property (with the spelling mistake), and as both objects are mapped …
java - Best way to handle lazy models with mapstruct and spring ...
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 …