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Jv spring boot mapstruct implementation #211

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Jv spring boot mapstruct implementation #211

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ce5e655
created mapper configuration class
ValentynSharshon Apr 23, 2024
660bfd3
added mapper configuration
ValentynSharshon Apr 23, 2024
821a3f0
changed username and password credentials
ValentynSharshon Apr 23, 2024
3e87550
implemented mapper for Student entity
ValentynSharshon Apr 23, 2024
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13 changes: 13 additions & 0 deletions src/main/java/mate/academy/mapstruct/config/MapperConfig.java
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@@ -0,0 +1,13 @@
package mate.academy.mapstruct.config;

import org.mapstruct.InjectionStrategy;
import org.mapstruct.NullValueCheckStrategy;

@org.mapstruct.MapperConfig(
componentModel = "spring",
injectionStrategy = InjectionStrategy.CONSTRUCTOR,
nullValueCheckStrategy = NullValueCheckStrategy.ALWAYS,
implementationPackage = "<PACKAGE_NAME>.impl"
)
public class MapperConfig {
}
3 changes: 3 additions & 0 deletions src/main/java/mate/academy/mapstruct/mapper/GroupMapper.java
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@@ -1,9 +1,12 @@
package mate.academy.mapstruct.mapper;

import mate.academy.mapstruct.config.MapperConfig;
import mate.academy.mapstruct.dto.group.CreateGroupRequestDto;
import mate.academy.mapstruct.dto.group.GroupDto;
import mate.academy.mapstruct.model.Group;
import org.mapstruct.Mapper;

@Mapper(config = MapperConfig.class)
public interface GroupMapper {
GroupDto toDto(Group group);

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42 changes: 42 additions & 0 deletions src/main/java/mate/academy/mapstruct/mapper/StudentMapper.java
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package mate.academy.mapstruct.mapper;

import java.util.List;
import mate.academy.mapstruct.config.MapperConfig;
import mate.academy.mapstruct.dto.student.CreateStudentRequestDto;
import mate.academy.mapstruct.dto.student.StudentDto;
import mate.academy.mapstruct.dto.student.StudentWithoutSubjectsDto;
import mate.academy.mapstruct.model.Group;
import mate.academy.mapstruct.model.Student;
import mate.academy.mapstruct.model.Subject;
import org.mapstruct.AfterMapping;
import org.mapstruct.Mapper;
import org.mapstruct.Mapping;
import org.mapstruct.MappingTarget;

@Mapper(config = MapperConfig.class)
public interface StudentMapper {
@Mapping(target = "groupId", source = "group.id")
@Mapping(target = "subjectIds", ignore = true)
StudentDto toDto(Student student);

@AfterMapping
default void setSubjectIds(Student student, @MappingTarget StudentDto studentDto) {
List<Long> ids = student.getSubjects().stream()
.map(Subject::getId)
.toList();
studentDto.setSubjectIds(ids);
}

@Mapping(target = "groupId", source = "group.id")
StudentWithoutSubjectsDto toStudentWithoutSubjectsDto(Student student);

@AfterMapping
default void setGroupId(Student student,
@MappingTarget StudentWithoutSubjectsDto studentWithoutSubjectsDto) {
studentWithoutSubjectsDto.setGroupId(student.getGroup().getId());
}

@Mapping(target = "group", ignore = true)
@Mapping(target = "subjects", ignore = true)
Student toModel(CreateStudentRequestDto requestDto);

@AfterMapping
default void setGroupById(@MappingTarget Student student, CreateStudentRequestDto requestDto) {
Long groupId = requestDto.groupId();
student.setGroup(new Group(groupId));
}

@AfterMapping
default void setSubjects(@MappingTarget Student student, CreateStudentRequestDto requestDto) {
List<Subject> subjects = requestDto.subjects().stream()
.map(Subject::new)
.toList();
student.setSubjects(subjects);
}
}
3 changes: 3 additions & 0 deletions src/main/java/mate/academy/mapstruct/mapper/SubjectMapper.java
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package mate.academy.mapstruct.mapper;

import mate.academy.mapstruct.config.MapperConfig;
import mate.academy.mapstruct.dto.subject.CreateSubjectRequestDto;
import mate.academy.mapstruct.dto.subject.SubjectDto;
import mate.academy.mapstruct.model.Subject;
import org.mapstruct.Mapper;

@Mapper(config = MapperConfig.class)
public interface SubjectMapper {
SubjectDto toDto(Subject subject);

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4 changes: 2 additions & 2 deletions src/main/resources/application.properties
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spring.datasource.url=jdbc:mysql://localhost:3306/mapstruct?createDatabaseIfNotExist=true
spring.datasource.username=<YOUR_LOGIN>
spring.datasource.password=<YOUR_PASSWORD>
spring.datasource.username=${DB_USERNAME}
spring.datasource.password=${DB_PASSWORD}
spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
spring.jpa.hibernate.ddl-auto=create-drop
spring.jpa.show-sql=true
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