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  1. 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. …

  2. 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 …

  3. 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 …

  4. 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 …

  5. 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 …

  6. 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 …

  7. Calling repository inside a mapper - Software Engineering Stack …

    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

  8. What design pattern / solution helps me elegantly map classes …

    Nov 4, 2022 · I'm looking for an elegant way (a design pattern if such exists, not a library) to map two classes that share the same base class, without duplicating the code that maps the …

  9. c# - Best approach to map user roles dynamically in ASP.NET Core ...

    Oct 11, 2024 · I'm working on an ASP.NET Core application that uses Identity for user management. I have an AccountService with a Register function, where I accept a …

  10. Am I wrong in thinking that needing something like AutoMapper …

    Automapper is an "object-object mapper" for .Net, which means copying objects from a class into another class that represents the same thing. Why is this ever useful? Is the duplication of …