MapStruct ignore automatically unmapped properties

Question

I am using MapStruct with big models (more than 50 fields) shared between different business use cases in my code. Depending on the entry point, some properties will be mapp

Answer 1

You can set the "unmapped target policy" on the @Mapper level or via @MapperConfig to share a setting across several mappers:

@Mapper(unmappedTargetPolicy = ReportingPolicy.IGNORE)
public interface MyMapper {}