Java to Kotlin converter: do not generate redundant parenthesis for empty constructor parameters

j2k/tests/testData/ast/nullability/FieldAssignedWithNull.kt

@@ -1,4 +1,4 @@
-class C() {
+class C {
     private var s: String? = ""
 
     fun foo() {

j2k/tests/testData/ast/nullability/FieldComparedWithNull.kt

@@ -1,4 +1,4 @@
-class C() {
+class C {
     private val s = x()
 
     fun foo() {

j2k/tests/testData/ast/nullability/FieldComparedWithNull3.kt

@@ -1,8 +1,8 @@
-class C() {
+class C {
     public var s: String? = ""
 }
 
-class D() {
+class D {
     fun foo(c: C) {
         if (null == c.s) {
             System.out.println("null")

j2k/tests/testData/ast/nullability/FieldInitializedWithNull.kt

@@ -1,4 +1,4 @@
-class C() {
+class C {
     private var s: String? = null
 
     fun foo() {

j2k/tests/testData/ast/nullability/IndirectOverride.kt

@@ -1,4 +1,4 @@
-class C() : javaApi.Derived() {
+class C : javaApi.Derived() {
     override fun foo(s: String?): String? {
         return s
     }

j2k/tests/testData/ast/nullability/MethodInvokedWithNullArg.kt

@@ -1,4 +1,4 @@
-class C() {
+class C {
     private fun foo(s: String?) {
     }
 

j2k/tests/testData/ast/nullability/MethodInvokedWithNullArg2.kt

@@ -1,9 +1,9 @@
-class C() {
+class C {
     public fun foo(s: String?) {
     }
 }
 
-class D() {
+class D {
     fun bar(c: C) {
         c.foo(null)
     }

j2k/tests/testData/ast/nullability/MethodInvokedWithTernaryNullArg.kt

@@ -1,4 +1,4 @@
-class C() {
+class C {
     private fun foo(s: String?) {
     }
 

j2k/tests/testData/ast/nullability/MethodResultComparedWithNull.kt

@@ -2,7 +2,7 @@ trait I {
     public fun getString(): String?
 }
 
-class C() {
+class C {
     fun foo(i: I) {
         if (i.getString() == null) {
             println("null")

j2k/tests/testData/ast/nullability/MethodResultComparedWithNull2.kt

@@ -2,7 +2,7 @@ trait I {
     public fun getString(): String?
 }
 
-class C() {
+class C {
     fun foo(i: I) {
         val result = i.getString()
         if (result != null) {

j2k/tests/testData/ast/nullability/MethodResultComparedWithNull3.kt

@@ -2,7 +2,7 @@ trait I {
     public fun getString(): String?
 }
 
-class C() {
+class C {
     fun foo(i: I) {
         val result = i.getString()
         if (result != null) {

j2k/tests/testData/ast/nullability/MethodResultComparedWithNull4.kt

@@ -2,7 +2,7 @@ trait I {
     public fun getString(): String
 }
 
-class C() {
+class C {
     fun foo(i: I, b: Boolean) {
         var result: String? = i.getString()
         if (b) result = null

j2k/tests/testData/ast/nullability/MethodResultInitializesNullableField.kt

@@ -1,4 +1,4 @@
-class C() {
+class C {
     private val string = getString()
 
     class object {

j2k/tests/testData/ast/nullability/MethodReturnsNull.kt

@@ -1,4 +1,4 @@
-class C() {
+class C {
     fun foo(b: Boolean): String? {
         if (b) {
             return "abc"

j2k/tests/testData/ast/nullability/MethodReturnsNullInAnonymousClass.kt

@@ -2,7 +2,7 @@ trait Getter {
     public fun get(): String
 }
 
-class C() {
+class C {
     fun foo(b: Boolean): String {
         val getter = object : Getter {
             override fun get(): String? {

j2k/tests/testData/ast/nullability/MethodReturnsTernaryNull.kt

@@ -1,4 +1,4 @@
-class C() {
+class C {
     fun foo(b: Boolean): String? {
         return if (b) "abc" else null
     }

j2k/tests/testData/ast/nullability/NullableIntNoCrash.kt

@@ -1,4 +1,4 @@
-class A() {
+class A {
     var field = foo()
 
     fun foo(): Int {

j2k/tests/testData/ast/nullability/NullableMethodDotAccess.kt

@@ -1,4 +1,4 @@
-class C() {
+class C {
     fun getString(b: Boolean): String? {
         return if (b) "a" else null
     }

j2k/tests/testData/ast/nullability/OverrideWithInheritanceLoop.kt

@@ -1,9 +1,9 @@
-class A() : B() {
+class A : B() {
     public fun foo(s: String) {
     }
 }
 
-class B() : A() {
+class B : A() {
     public fun foo(s: String) {
     }
 }

j2k/tests/testData/ast/nullability/Overrides.kt

@@ -1,4 +1,4 @@
-class Base() {
+class Base {
     public fun foo(s: String?): String? {
         return ""
     }
@@ -16,7 +16,7 @@ trait I {
     public fun zoo(o: Any?): String?
 }
 
-class C() : Base(), I {
+class C : Base(), I {
     override fun foo(s: String?): String? {
         return ""
     }