New J2K: Convert Number.[type]Value() to Number.to[type]() (#2908)

New J2K: Convert Number.[type]Value() to Number.to[type]()

nj2k/src/org/jetbrains/kotlin/nj2k/conversions/BuiltinMembersConversion.kt

@@ -235,6 +235,13 @@ class BuiltinMembersConversion(context: NewJ2kConverterContext) : RecursiveAppli
             Method("java.lang.Double.parseDouble") convertTo ExtensionMethod("kotlin.text.toDouble")
                     withReplaceType ReplaceType.REPLACE_WITH_QUALIFIER,
 
+            Method("java.lang.Number.byteValue") convertTo Method("kotlin.Number.toByte"),
+            Method("java.lang.Number.doubleValue") convertTo Method("kotlin.Number.toDouble"),
+            Method("java.lang.Number.floatValue") convertTo Method("kotlin.Number.toFloat"),
+            Method("java.lang.Number.intValue") convertTo Method("kotlin.Number.toInt"),
+            Method("java.lang.Number.longValue") convertTo Method("kotlin.Number.toLong"),
+            Method("java.lang.Number.shortValue") convertTo Method("kotlin.Number.toShort"),
+
             Field("java.lang.Byte.MIN_VALUE") convertTo Field("kotlin.Byte.Companion.MIN_VALUE")
                     withReplaceType ReplaceType.REPLACE_WITH_QUALIFIER,
             Field("java.lang.Byte.MAX_VALUE") convertTo Field("kotlin.Byte.Companion.MAX_VALUE")

nj2k/testData/newJ2k/methodCallExpression/specialBuiltinMembers.java

@@ -75,4 +75,14 @@ class A {
         double d4 = Double.NEGATIVE_INFINITY;
         double d5 = Double.NaN;
     }
+
+    void kt35593() {
+        Number number = 1;
+        byte b = number.byteValue();
+        double d = number.doubleValue();
+        float f = number.floatValue();
+        int i = number.intValue();
+        long l = number.longValue();
+        short s = number.shortValue();
+    }
 }

nj2k/testData/newJ2k/methodCallExpression/specialBuiltinMembers.kt

@@ -71,4 +71,14 @@ internal class A {
         val d4 = Double.NEGATIVE_INFINITY
         val d5 = Double.NaN
     }
+
+    fun kt35593() {
+        val number: Number = 1
+        val b = number.toByte()
+        val d = number.toDouble()
+        val f = number.toFloat()
+        val i = number.toInt()
+        val l = number.toLong()
+        val s = number.toShort()
+    }
 }