[lombok] Basic @Value support

plugins/lombok/lombok-compiler-plugin/README.md

@@ -31,7 +31,9 @@ Features support:
 
 [x] [@Data](https://projectlombok.org/features/Data)
 
-[ ] [@Value](https://projectlombok.org/features/Value)
+[~] [@Value](https://projectlombok.org/features/Value)
+  - [x] generate getters and constructors
+  - [ ] make class final, make fields private and final
 
 [ ] [@Builder](https://projectlombok.org/features/Builder)
 

plugins/lombok/lombok-compiler-plugin/src/org/jetbrains/kotlin/lombok/config/annotationConfig.kt

@@ -96,8 +96,8 @@ data class NoArgsConstructor(
 }
 
 data class AllArgsConstructor(
-    override val visibility: DescriptorVisibility,
-    override val staticName: String?
+    override val visibility: DescriptorVisibility = DescriptorVisibilities.PUBLIC,
+    override val staticName: String? = null
 ) : ConstructorAnnotation {
     companion object : AnnotationCompanion<AllArgsConstructor>() {
         override val name: FqName = LombokNames.ALL_ARGS_CONSTRUCTOR
@@ -145,3 +145,22 @@ data class Data(val staticConstructor: String?) {
 
     }
 }
+
+data class Value(val staticConstructor: String?) {
+
+    fun asGetter(): Getter = Getter()
+
+    fun asAllArgsConstructor(): AllArgsConstructor = AllArgsConstructor(
+        staticName = staticConstructor
+    )
+
+    companion object : AnnotationCompanion<Value>() {
+        override val name: FqName = LombokNames.VALUE
+
+        override fun extract(annotation: AnnotationDescriptor): Value =
+            Value(
+                staticConstructor = annotation.getNonBlankStringArgument("staticConstructor")
+            )
+
+    }
+}

plugins/lombok/lombok-compiler-plugin/src/org/jetbrains/kotlin/lombok/processor/AllArgsConstructorProcessor.kt

@@ -8,12 +8,13 @@ package org.jetbrains.kotlin.lombok.processor
 import org.jetbrains.kotlin.descriptors.ClassDescriptor
 import org.jetbrains.kotlin.descriptors.PropertyDescriptor
 import org.jetbrains.kotlin.lombok.config.AllArgsConstructor
+import org.jetbrains.kotlin.lombok.config.Value
 import org.jetbrains.kotlin.lombok.utils.getJavaFields
 
 class AllArgsConstructorProcessor : AbstractConstructorProcessor<AllArgsConstructor>() {
 
     override fun getAnnotation(classDescriptor: ClassDescriptor): AllArgsConstructor? =
-        AllArgsConstructor.getOrNull(classDescriptor)
+        AllArgsConstructor.getOrNull(classDescriptor) ?: Value.getOrNull(classDescriptor)?.asAllArgsConstructor()
 
     override fun getPropertiesForParameters(classDescriptor: ClassDescriptor): List<PropertyDescriptor> =
         classDescriptor.getJavaFields()

plugins/lombok/lombok-compiler-plugin/src/org/jetbrains/kotlin/lombok/processor/GetterProcessor.kt

@@ -9,10 +9,7 @@ import org.jetbrains.kotlin.descriptors.ClassDescriptor
 import org.jetbrains.kotlin.descriptors.PropertyDescriptor
 import org.jetbrains.kotlin.descriptors.SimpleFunctionDescriptor
 import org.jetbrains.kotlin.load.java.structure.impl.JavaClassImpl
-import org.jetbrains.kotlin.lombok.config.Accessors
-import org.jetbrains.kotlin.lombok.config.Data
-import org.jetbrains.kotlin.lombok.config.Getter
-import org.jetbrains.kotlin.lombok.config.LombokConfig
+import org.jetbrains.kotlin.lombok.config.*
 import org.jetbrains.kotlin.lombok.utils.collectWithNotNull
 import org.jetbrains.kotlin.lombok.utils.createFunction
 import org.jetbrains.kotlin.lombok.utils.getJavaFields
@@ -28,7 +25,10 @@ class GetterProcessor(private val config: LombokConfig) : Processor {
 
     override fun contribute(classDescriptor: ClassDescriptor, jClass: JavaClassImpl): Parts {
         val clAccessors = Accessors.getOrNull(classDescriptor)
-        val clGetter = Getter.getOrNull(classDescriptor) ?: Data.getOrNull(classDescriptor)?.asGetter()
+        val clGetter =
+            Getter.getOrNull(classDescriptor)
+                ?: Data.getOrNull(classDescriptor)?.asGetter()
+                ?: Value.getOrNull(classDescriptor)?.asGetter()
 
         val functions = classDescriptor
             .getJavaFields()

plugins/lombok/lombok-compiler-plugin/testData/compile/data.kt

@@ -11,8 +11,8 @@ import lombok.*;
     @ToString(includeFieldNames=true)
     @Data(staticConstructor="of")
     public static class Exercise<T> {
-    private final String name;
-    private final T value;
+        private final String name;
+        private final T value;
     }
 
     public static void usage() {

plugins/lombok/lombok-compiler-plugin/testData/compile/value.kt

@@ -0,0 +1,42 @@
+//FILE: ValueExample.java
+
+import lombok.*;
+
+@Value public class ValueExample {
+    private final String name;
+    private int age;
+    private double score;
+
+    @ToString(includeFieldNames=true)
+    @Value(staticConstructor="of")
+    public static class Exercise<T> {
+        private final String name;
+        private T value;
+    }
+
+    public static void usage() {
+        val obj = new ValueExample("name", 12, 4.5);
+        obj.getName();
+        obj.getAge();
+        obj.getScore();
+
+        Exercise<Integer> ex = Exercise.of("name", 12);
+        ex.getName();
+        ex.getValue();
+    }
+}
+
+//FILE: test.kt
+
+class Test {
+    fun run() {
+        val obj = ValueExample("name", 12, 4.5)
+        obj.getName()
+        val name = obj.name
+        obj.getAge()
+        val age = obj.age
+        val score = obj.score
+
+        val ex: ValueExample.Exercise<Int> = ValueExample.Exercise.of("name", 12)
+    }
+}

plugins/lombok/lombok-compiler-plugin/tests/org/jetbrains/kotlin/lombok/LombokCompileTestGenerated.java

@@ -126,6 +126,11 @@ public class LombokCompileTestGenerated extends AbstractLombokCompileTest {
         runTest("plugins/lombok/lombok-compiler-plugin/testData/compile/simple.kt");
     }
 
+    @TestMetadata("value.kt")
+    public void testValue() throws Exception {
+        runTest("plugins/lombok/lombok-compiler-plugin/testData/compile/value.kt");
+    }
+
     @TestMetadata("with.kt")
     public void testWith() throws Exception {
         runTest("plugins/lombok/lombok-compiler-plugin/testData/compile/with.kt");