BAEL-7823: Using Mapstruct with Lombok (#16731)

* BAEL-7823: Using Mapstruct with Lombok

* BAEL-7823: Using Mapstruct with Lombok

* BAEL-7823: Review Comments

Author: brokenhardisk

mapstruct-2/pom.xml

@@ -19,6 +19,16 @@
             <artifactId>mapstruct</artifactId>
             <version>${org.mapstruct.version}</version>
         </dependency>
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <version>${lombok.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok-mapstruct-binding</artifactId>
+            <version>${lombok.mapstruct.binding.version}</version>
+        </dependency>
     </dependencies>
     <build>
         <finalName>mapstruct-2</finalName>
@@ -33,14 +43,24 @@
                             <artifactId>mapstruct-processor</artifactId>
                             <version>${org.mapstruct.version}</version>
                         </path>
+                        <path>
+                            <groupId>org.projectlombok</groupId>
+                            <artifactId>lombok</artifactId>
+                            <version>${lombok.version}</version>
+                        </path>
+                        <path>
+                            <groupId>org.projectlombok</groupId>
+                            <artifactId>lombok-mapstruct-binding</artifactId>
+                            <version>${lombok.mapstruct.binding.version}</version>
+                        </path>
                     </annotationProcessorPaths>
                 </configuration>
             </plugin>
         </plugins>
     </build>
 
     <properties>
-        <org.mapstruct.version>1.6.0.Beta1</org.mapstruct.version>
+        <org.mapstruct.version>1.6.0.Beta2</org.mapstruct.version>
         <lombok.mapstruct.binding.version>0.2.0</lombok.mapstruct.binding.version>
     </properties>
 

mapstruct-2/src/main/java/com/baeldung/dto/SimpleSource.java

@@ -0,0 +1,11 @@
+package com.baeldung.dto;
+
+import lombok.Data;
+
+@Data
+public class SimpleSource {
+
+    private String name;
+    private String description;
+
+}

mapstruct-2/src/main/java/com/baeldung/entity/LombokDestination.java

@@ -0,0 +1,13 @@
+package com.baeldung.entity;
+
+import lombok.Builder;
+import lombok.Getter;
+
+@Builder
+@Getter
+public class LombokDestination {
+
+    private String name;
+    private String description;
+
+}

mapstruct-2/src/main/java/com/baeldung/entity/SimpleDestination.java

@@ -0,0 +1,11 @@
+package com.baeldung.entity;
+
+import lombok.Data;
+
+@Data
+public class SimpleDestination {
+
+    private String name;
+    private String description;
+
+}

mapstruct-2/src/main/java/com/baeldung/mapper/LombokMapper.java

@@ -0,0 +1,16 @@
+package com.baeldung.mapper;
+
+import org.mapstruct.Mapper;
+
+import com.baeldung.dto.SimpleSource;
+import com.baeldung.entity.LombokDestination;
+import com.baeldung.entity.SimpleDestination;
+
+@Mapper
+public interface LombokMapper {
+
+    SimpleDestination sourceToDestination(SimpleSource source);
+
+    LombokDestination sourceToLombokDestination(SimpleSource source);
+
+}

mapstruct-2/src/test/java/com/baeldung/mapper/LombokMapperUnitTest.java

@@ -0,0 +1,31 @@
+package com.baeldung.mapper;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+import org.mapstruct.factory.Mappers;
+
+import com.baeldung.dto.SimpleSource;
+import com.baeldung.entity.LombokDestination;
+import com.baeldung.entity.SimpleDestination;
+
+public class LombokMapperUnitTest {
+
+    private final LombokMapper lombokMapper = Mappers.getMapper(LombokMapper.class);
+
+    @Test
+    void whenDestinationIsMapped_thenIsSuccessful() {
+        SimpleSource simpleSource = new SimpleSource();
+        simpleSource.setName("file");
+        simpleSource.setDescription("A text file.");
+
+        SimpleDestination simpleDestination = lombokMapper.sourceToDestination(simpleSource);
+        Assertions.assertNotNull(simpleDestination);
+        Assertions.assertEquals(simpleSource.getName(), simpleDestination.getName());
+        Assertions.assertEquals(simpleSource.getDescription(), simpleDestination.getDescription());
+
+        LombokDestination lombokDestination = lombokMapper.sourceToLombokDestination(simpleSource);
+        Assertions.assertNotNull(lombokDestination);
+        Assertions.assertEquals(simpleSource.getName(), lombokDestination.getName());
+        Assertions.assertEquals(simpleSource.getDescription(), lombokDestination.getDescription());
+    }
+}

mapstruct/pom.xml

@@ -73,7 +73,7 @@
     </build>
 
     <properties>
-        <org.mapstruct.version>1.6.0.Beta1</org.mapstruct.version>
+        <org.mapstruct.version>1.6.0.Beta2</org.mapstruct.version>
         <springframework.version>4.3.4.RELEASE</springframework.version>
         <lombok.mapstruct.binding.version>0.2.0</lombok.mapstruct.binding.version>
     </properties>

pom.xml

@@ -1106,7 +1106,7 @@
         <gitflow-incremental-builder.version>4.5.3</gitflow-incremental-builder.version>
         <maven-jxr-plugin.version>3.3.0</maven-jxr-plugin.version>
         <maven-pmd-plugin.version>3.21.0</maven-pmd-plugin.version>
-        <lombok.version>1.18.30</lombok.version>
+        <lombok.version>1.18.32</lombok.version>
         <h2.version>2.2.224</h2.version>
         <guava.version>33.0.0-jre</guava.version>
         <maven-jar-plugin.version>3.3.0</maven-jar-plugin.version>