Merge pull request #739 from k163377/fix-nulls-fail

Make nulls = FAIL work even for primitives and missing

Author: k163377

src/main/kotlin/com/fasterxml/jackson/module/kotlin/KotlinValueInstantiator.kt

@@ -78,6 +78,8 @@ internal class KotlinValueInstantiator(
                     paramDef.isOptional -> return@forEachIndexed
                     // do not try to create any object if it is nullable and the value is missing
                     paramType.isMarkedNullable -> null
+                    // Primitive types always try to get from a buffer, considering several settings
+                    jsonProp.type.isPrimitive -> buffer.getParameter(jsonProp)
                     // to get suitable "missing" value provided by deserializer
                     else -> jsonProp.valueDeserializer?.getAbsentValue(ctxt)
                 }

src/test/kotlin/com/fasterxml/jackson/module/kotlin/test/github/Github738.kt

@@ -0,0 +1,20 @@
+package com.fasterxml.jackson.module.kotlin.test.github
+
+import com.fasterxml.jackson.annotation.JsonSetter
+import com.fasterxml.jackson.annotation.Nulls
+import com.fasterxml.jackson.databind.exc.MismatchedInputException
+import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
+import com.fasterxml.jackson.module.kotlin.readValue
+import org.junit.Assert.assertThrows
+import org.junit.Test
+
+class Github738 {
+    data class D(@JsonSetter(nulls = Nulls.FAIL) val v: Int)
+
+    @Test
+    fun test() {
+        val mapper = jacksonObjectMapper()
+        // nulls = FAIL is reflected if it is primitive and missing
+        assertThrows(MismatchedInputException::class.java) { mapper.readValue<D>("{}") }
+    }
+}