mapstruct/mapstruct issues and pull requests

#3992 - MapStruct ignores primitive parameters when all non-primitive parameters are null due to generated null-check logic

Issue - State: open - Opened by mohammadmasoomi 3 days ago
Labels: bug

#3991 - improve performance of Type.describe() by removing regex matching

Pull Request - State: open - Opened by hduelme 7 days ago

#3990 - Factory method for LinkedHashMap and LinkedHashSet is always there for SequencedSet and SequencedMap

Pull Request - State: closed - Opened by filiphr 8 days ago
Labels: refactoring

#3989 - Remove unnecessary keySet() invocation

Pull Request - State: closed - Opened by hduelme 9 days ago - 1 comment
Labels: refactoring

#3988 - #3949 Support SET_TO_NULL for overloaded target methods, requiring a cast

Pull Request - State: open - Opened by hduelme 9 days ago - 1 comment

#3985 - idea Plugin errors

Issue - State: open - Opened by wxpid1 10 days ago
Labels: bug

#3984 - Dependency Upgrades

Pull Request - State: closed - Opened by filiphr 10 days ago
Labels: build

#3983 - Add records tests in the processor module and add Kotlin `@JvmRecord`tests

Pull Request - State: closed - Opened by filiphr 11 days ago
Labels: test

#3978 - Improve support for Kotlin Data Classes

Pull Request - State: closed - Opened by filiphr 12 days ago

#3977 - Improve testing support for Kotlin as part of the regular processor testing

Pull Request - State: closed - Opened by filiphr 14 days ago
Labels: test, kotlin

#3976 - Use `Optional#orElseThrow` instead of `Optional#get`

Issue - State: open - Opened by filiphr 14 days ago
Labels: enhancement

#3974 - BeanCreationException with Java 21 + Spring Boot 4.0.2 + Spring Framework 7.0.3

Issue - State: closed - Opened by GabrielMesquitaOliveira 16 days ago - 1 comment
Labels: bug

#3971 - Add support for `Optional`

Pull Request - State: closed - Opened by filiphr 16 days ago - 5 comments

#3970 - BeanMappingMethod and NestedPropertyMappingMethod simplification

Pull Request - State: open - Opened by filiphr 18 days ago

#3969 - Port tests from processor to the ksp processor

Pull Request - State: closed - Opened by e5l 27 days ago

#3963 - Builder detection fails in Eclipse 2025-12

Issue - State: closed - Opened by yuzawa-san 2 months ago - 1 comment
Labels: bug

#3961 - Investigate using JUnit JUpter InvocationInterceptor for our testing infrastructure

Issue - State: open - Opened by filiphr 2 months ago
Labels: test

#3960 - Mapstruct not working with Kotlin/Kapt 2.3.0-RC

Issue - State: open - Opened by goafabric 3 months ago - 4 comments
Labels: bug

#3955 - False Positive Warnings for withers on records

Issue - State: closed - Opened by RaniAgus 3 months ago - 3 comments
Labels: enhancement

#3954 - Add Protobuf Support

Pull Request - State: open - Opened by DanielLiu1123 3 months ago

#3951 - #3818: Fix target="." Doesn't Disambiguate Multiple Mappings

Pull Request - State: open - Opened by fgalaf 3 months ago - 1 comment

#3947 - mapstruct doesn't support package private getters

Issue - State: open - Opened by xenoterracide 4 months ago

#3946 - error: expression not allowed as annotation value false positive and error on wrong field

Issue - State: open - Opened by xenoterracide 4 months ago
Labels: bug

#3945 - java.lang.StackOverflowError when using generics

Issue - State: open - Opened by pkernevez 4 months ago
Labels: bug

#3944 - #3943: Allow generation of methods with a sole argument of primitive type

Pull Request - State: open - Opened by anenviousguest 4 months ago - 3 comments

#3941 - #3940 Fix the non-determinism by modifying file assertion logic

Pull Request - State: open - Opened by Fr4nk03 4 months ago

#3936 - @SubclassMapping does not throw IllegalArgumentException when source has subclasses and target does not

Issue - State: open - Opened by rufus20145 5 months ago
Labels: bug

#3931 - DeepClone does not clone java.util.Date fields but perform a copy reference

Issue - State: open - Opened by nfalco79 5 months ago
Labels: bug

#3930 - Documentation: one dependency more required in Maven for mapStruct to work

Issue - State: open - Opened by euasier 5 months ago

#3928 - JAXB ObjectFactory Mapping with Dash (-)

Issue - State: open - Opened by Selfmade-RuLeZ 5 months ago
Labels: bug

#3927 - Support constructor injection in abstract @Mapper classes with componentModel = "spring"

Issue - State: open - Opened by Jawa-Programmer 5 months ago - 1 comment

#3926 - support is* and has*

Issue - State: open - Opened by xenoterracide 5 months ago

#3925 - provide actual name for default componentModel

Issue - State: open - Opened by xenoterracide 5 months ago - 2 comments

#3924 - MapperConfig prototype mapping methods are not applied to auto generated mapping methods

Issue - State: closed - Opened by jean-tissot 5 months ago - 5 comments
Labels: enhancement

#3922 - #3905: Using custom class Override should compile

Pull Request - State: closed - Opened by filiphr 6 months ago

#3921 - MapStruct Protobuf3 Exception : add and addAll problem

Issue - State: open - Opened by alihsan-tsdln 6 months ago
Labels: bug

#3919 - MapStruct wrongly doesn't find an annotated method with @Named#value

Issue - State: closed - Opened by abelardogit 6 months ago - 8 comments
Labels: bug

#3917 - Incorrect property name generation for field with lowercase prefix and following uppercase letters

Issue - State: closed - Opened by g000ner 6 months ago - 2 comments

#3916 - Fix for the "The following options were not recognized by any processor".

Issue - State: closed - Opened by SimSonic 6 months ago - 1 comment

#3914 - #1601 Immutables fluent getters support

Pull Request - State: open - Opened by thmasker 6 months ago

#3913 - Automatic handling of bidirectional relationships to avoid StackOverflowError

Issue - State: open - Opened by RusterX16 6 months ago

#3912 - #3908: Add similar suggestion for unknown property in @Ignored

Pull Request - State: closed - Opened by znight1020 6 months ago - 1 comment

#3911 - #3619 Add SPI for implementation naming

Pull Request - State: open - Opened by Gavriil-Tzortzakis 6 months ago

#3910 - #3619 Add SPI for implementation naming

Pull Request - State: open - Opened by Gavriil-Tzortzakis 6 months ago

#3909 - Fluent getters are not supported

Issue - State: open - Opened by thmasker 6 months ago - 12 comments

#3907 - Unmapped source properties error for String parameter mapped to nested target field

Issue - State: open - Opened by heeguk 7 months ago
Labels: bug

#3906 - [#3837] Add warning/error for redundant ignoreUnmappedSourceProperties entries

Pull Request - State: open - Opened by codeswithritesh 7 months ago

#3905 - Compiler error when mapping an object named "Override"

Issue - State: closed - Opened by thunderhook 7 months ago - 4 comments

#3903 - Mapstruct generator enters infinite loop (StackOverflowError) when a mapper references itself in @Mapper(uses = ...)

Issue - State: open - Opened by jens-rommel 7 months ago

#3902 - Unknown fields in `@Ignored` lead to an internal error

Issue - State: open - Opened by thunderhook 7 months ago

#3899 - Adding multiple target attributes in single @mapping to specify mapping ignorance

Issue - State: closed - Opened by ronodhirSoumik 7 months ago - 1 comment

#3897 - MapStruct implementation class exception after Maven compilation, unable to run project

Issue - State: closed - Opened by 601881076 7 months ago - 3 comments
Labels: not a bug

#3896 - custom int -> enum mapper not used for nested property

Issue - State: open - Opened by ariccy 8 months ago
Labels: bug

#3895 - mapstruct behavioral issues

Issue - State: open - Opened by xenoterracide 8 months ago
Labels: bug

#3894 - #3858 Compilation error if no methods are found to @InheritConfiguration from

Pull Request - State: open - Opened by nikolaizhnikolov 8 months ago

#3892 - Support simple static factory use

Issue - State: open - Opened by xenoterracide 8 months ago

#3891 - Added @MappingSource annotation to precisely control source parameter behavior

Pull Request - State: open - Opened by tangyang9464 8 months ago

#3889 - MapStruct incorrectly applies expression from one field mapping to all compatible fields when using `uses` attribute

Issue - State: closed - Opened by YoussefAgagg 8 months ago - 2 comments
Labels: bug

#3888 - #3886: Records do not have property write accessors (apart from the record components)

Pull Request - State: closed - Opened by filiphr 8 months ago

#3888 - #3886: Records do not have property write accessors (apart from the record components)

Pull Request - State: open - Opened by filiphr 8 months ago

#3887 - Update tycho-compiler-jdt to 4.0.13 version

Issue - State: open - Opened by filiphr 8 months ago
Labels: build

#3886 - Method in Record is treated as a fluent setter

Issue - State: closed - Opened by filiphr 8 months ago
Labels: bug

#3885 - mapstruct#3836 sealed interface create impl class with switch

Pull Request - State: open - Opened by mildw428 8 months ago - 3 comments

#3885 - mapstruct#3836 sealed interface create impl class with switch

Pull Request - State: open - Opened by mildw428 8 months ago

#3884 - NullValuePropertyMappingStrategy.SET_TO_DEFAULT should set target Map/Collection to default when source and target are all null

Issue - State: closed - Opened by filiphr 8 months ago
Labels: bug

#3882 - Eclipse mapper agent generation ends with exception SourceTypeCollisionException or FilerException

Issue - State: open - Opened by MarcGagnonAcceo 8 months ago - 3 comments
Labels: bug

#3881 - Can ignoreUnmappedTargtProperties be supported?

Issue - State: closed - Opened by tangyang9464 8 months ago - 1 comment

#3880 - Encountering FilerException at runtime

Issue - State: closed - Opened by sree8285 8 months ago - 1 comment
Labels: duplicate

#3879 - Facing filer Exception in intelij.

Issue - State: open - Opened by sree8285 8 months ago - 13 comments

#3878 - Bump org.springframework:spring-context from 6.2.2 to 6.2.7 in /parent

Pull Request - State: closed - Opened by dependabot[bot] 8 months ago
Labels: dependencies, java

#3878 - Bump org.springframework:spring-context from 6.2.2 to 6.2.7 in /parent

Pull Request - State: closed - Opened by dependabot[bot] 8 months ago
Labels: dependencies, java

#3877 - Refactor options and add an enum

Pull Request - State: closed - Opened by filiphr 9 months ago
Labels: refactoring

#3877 - Refactor options and add an enum

Pull Request - State: closed - Opened by filiphr 9 months ago
Labels: refactoring

#3876 - Move Windows and Mac OS builds outside of the main workflow

Pull Request - State: closed - Opened by filiphr 9 months ago
Labels: build

#3875 - Allow for multiple parameters in the @Named mapping function

Issue - State: closed - Opened by mipo256 9 months ago - 1 comment

#3872 - refactor & fix: Merge ExecutableElementAccessor into ElementAccessor and add generic support uniformly

Pull Request - State: open - Opened by tangyang9464 9 months ago

#3872 - refactor & fix: Merge ExecutableElementAccessor into ElementAccessor and add generic support uniformly

Pull Request - State: closed - Opened by tangyang9464 9 months ago

#3871 - fix: Ensure NullValuePropertyMappingStrategy.SET_TO_DEFAULT initializes empty collection/map when target is null

Pull Request - State: closed - Opened by tangyang9464 9 months ago - 2 comments