No setter parameter type required

j2k/src/org/jetbrains/kotlin/j2k/Converter.kt

@@ -30,7 +30,6 @@ import org.jetbrains.kotlin.j2k.usageProcessing.UsageProcessing
 import org.jetbrains.kotlin.j2k.usageProcessing.UsageProcessingExpressionConverter
 import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.types.expressions.OperatorConventions.*
-import org.jetbrains.kotlin.utils.addToStdlib.check
 import org.jetbrains.kotlin.utils.addToStdlib.singletonOrEmptyList
 import java.util.*
 
@@ -363,12 +362,17 @@ class Converter private constructor(
                 val accessorModifiers = Modifiers(propertyInfo.specialSetterAccess.singletonOrEmptyList()).assignNoPrototype()
                 if (setMethod != null) {
                     val method = setMethod.let { convertMethod(it, null, null, null, classKind)!! }
-                    setter = PropertyAccessor(
-                            AccessorKind.SETTER,
-                            method.annotations,
-                            accessorModifiers,
-                            method.parameterList?.check { method.body != null },
-                            method.body)
+                    val convertedParameter = method.parameterList!!.parameters.single() as FunctionParameter
+                    val parameterAnnotations = convertedParameter.annotations
+                    val parameterList = if (method.body != null || !parameterAnnotations.isEmpty) {
+                        val parameter = FunctionParameter(convertedParameter.identifier, null, FunctionParameter.VarValModifier.None, parameterAnnotations, Modifiers.Empty)
+                                .assignPrototypesFrom(convertedParameter, CommentsAndSpacesInheritance.NO_SPACES)
+                        ParameterList(listOf(parameter)).assignNoPrototype()
+                    }
+                    else {
+                        null
+                    }
+                    setter = PropertyAccessor(AccessorKind.SETTER, method.annotations, accessorModifiers, parameterList, method.body)
                     setter.assignPrototype(setMethod, CommentsAndSpacesInheritance.NO_SPACES)
                 }
                 else if (propertyInfo.modifiers.contains(Modifier.OVERRIDE)) {

j2k/src/org/jetbrains/kotlin/j2k/ast/Parameter.kt

@@ -16,12 +16,12 @@
 
 package org.jetbrains.kotlin.j2k.ast
 
-import org.jetbrains.kotlin.j2k.*
+import org.jetbrains.kotlin.j2k.CodeBuilder
 
 abstract class Parameter(val identifier: Identifier, val type: Type?) : Element()
 
 class FunctionParameter(identifier: Identifier,
-                        type: Type,
+                        type: Type?,
                         val varVal: FunctionParameter.VarValModifier,
                         val annotations: Annotations,
                         val modifiers: Modifiers,
@@ -45,7 +45,11 @@ class FunctionParameter(identifier: Identifier,
             VarValModifier.Val -> builder.append("val ")
         }
 
-        builder append identifier append ":" append type!!
+        builder.append(identifier)
+
+        if (type != null) {
+            builder append ":" append type
+        }
 
         if (defaultValue != null) {
             builder append " = " append defaultValue

j2k/testData/fileOrElement/detectProperties/Comments.kt

@@ -18,7 +18,7 @@ internal class A(// comment for field2 getter
     // comment for setProperty
     var property: Int
         get() = 1
-        set(value: Int) {
+        set(value) {
         } // end of getProperty
     // end of setProperty
 }

j2k/testData/fileOrElement/detectProperties/FalseSetter.kt

@@ -1,6 +1,6 @@
 class AAA {
     var x = 42
-        set(x: Int) {
+        set(x) {
             this.x += x
         }
 }

j2k/testData/fileOrElement/detectProperties/InObject.kt

@@ -2,7 +2,7 @@ object AAA {
     var x = 42
     var y = 0
     var z = 0
-        set(z: Int) {
+        set(z) {
             Other.z = z
         }
 }

j2k/testData/fileOrElement/detectProperties/IsPrefix.kt

@@ -18,7 +18,7 @@ internal interface I {
 internal abstract class C : I {
     override var isSomething1: Boolean
         get() = true
-        set(b: Boolean) {
+        set(b) {
         }
 
     override var isSomething4: Boolean
@@ -29,11 +29,11 @@ internal abstract class C : I {
 
     override var isSomething5: Boolean
         get() = super.isSomething5
-        set(value: Boolean) {
+        set(value) {
         }
 
     override var something6: Boolean
         get() = super.something6
-        set(value: Boolean) {
+        set(value) {
         }
 }

j2k/testData/fileOrElement/detectProperties/Overrides.kt

@@ -26,17 +26,17 @@ internal open class B {
 
     open var fromB2: String
         get() = ""
-        set(value: String) {
+        set(value) {
         }
 
     open var fromB3: String
         get() = ""
-        set(value: String) {
+        set(value) {
         }
 
     open var fromB4: String
         get() = ""
-        set(value: String) {
+        set(value) {
         }
 
     open fun setFromB5(value: String) {
@@ -51,7 +51,7 @@ internal abstract class C(override val something1: Int) : B(), I {
 
     override var something3: Int
         get() = 0
-        set(value: Int) {
+        set(value) {
         }
 
     override var something4: Int
@@ -62,7 +62,7 @@ internal abstract class C(override val something1: Int) : B(), I {
 
     override var something5: Int
         get() = super.something5
-        set(value: Int) {
+        set(value) {
 
         }
 
@@ -79,7 +79,7 @@ internal abstract class C(override val something1: Int) : B(), I {
 
     override var fromB2: String
         get() = super.fromB2
-        set(value: String) {
+        set(value) {
             super.fromB2 = value
         }
 
@@ -91,7 +91,7 @@ internal abstract class C(override val something1: Int) : B(), I {
 
     override var fromB4: String
         get() = super.fromB4
-        set(value: String) {
+        set(value) {
             super.fromB4 = value
         }
 

j2k/testData/fileOrElement/detectProperties/OverridesOfExternalCode.kt

@@ -5,7 +5,7 @@ import javaApi.JavaClassDerivedFromKotlinClassWithProperties
 internal open class A : KotlinClassWithProperties() {
     override var someVar1: String
         get() = super.someVar1
-        set(s: String) {
+        set(s) {
             super.someVar1 = s
         }
 
@@ -17,7 +17,7 @@ internal open class A : KotlinClassWithProperties() {
 
     override var someVar3: String
         get() = super.someVar3
-        set(s: String) {
+        set(s) {
             super.someVar3 = s
         }
 
@@ -90,7 +90,7 @@ internal class D : JavaClassDerivedFromKotlinClassWithProperties() {
 
     override var someVar2: String
         get() = super.someVar2
-        set(value: String) {
+        set(value) {
         }
 
 }