loosen validation to support unrecognized enum values

naptime-models/src/main/scala/org/coursera/naptime/courier/CourierFormats.scala

@@ -17,7 +17,6 @@
 package org.coursera.naptime.courier
 
 import java.io.IOException
-import java.time.Clock
 
 import com.linkedin.data.ByteString
 import com.linkedin.data.DataList

naptime-models/src/main/scala/org/coursera/naptime/courier/CourierSerializer.scala

@@ -21,14 +21,14 @@ import com.linkedin.data.codec.JacksonDataCodec
 import com.linkedin.data.codec.TextDataCodec
 import com.linkedin.data.schema.DataSchema
 import com.linkedin.data.schema.TyperefDataSchema
-import com.linkedin.data.schema.validation.ValidateDataAgainstSchema
-import com.linkedin.data.schema.validation.ValidationOptions
 import com.linkedin.data.schema.validation.ValidationResult
 import com.linkedin.data.schema.validator.DataSchemaAnnotationValidator
 import com.linkedin.data.template.DataTemplate
 import com.linkedin.data.template.UnionTemplate
 import org.coursera.courier.templates.DataTemplates.DataConversion
 import org.coursera.courier.templates.DataValidationException
+import org.coursera.naptime.courier.validation.ValidateDataAgainstSchema
+import org.coursera.naptime.courier.validation.ValidationOptions
 import org.coursera.pegasus.TypedDefinitionCodec
 
 import scala.reflect.ClassTag
@@ -97,7 +97,7 @@ object CourierSerializer {
     }
   }
 
-  private[this] val recordValidationOptions = new ValidationOptions()
+  private[this] val recordValidationOptions = ValidationOptions()
 
   class TemplateBuilder[T <: DataTemplate[_ <: AnyRef]](private val clazz: Class[T]) {
     private[this] val companionInstance = companion(clazz)
@@ -122,6 +122,7 @@ object CourierSerializer {
           schema,
           recordValidationOptions,
           annotationValidator)
+
       if (!validationResult.isValid) {
         Left(validationResult)
       } else {

naptime-models/src/main/scala/org/coursera/naptime/courier/validation/CoercionMode.scala

@@ -0,0 +1,30 @@
+/*
+   Copyright (c) 2021 Coursera Inc.
+
+   Copyright (c) 2012 LinkedIn Corp.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   This file has been modified by Coursera Inc. to loosen
+   validation of enums.
+ */
+
+package org.coursera.naptime.courier.validation
+
+import com.linkedin.data.schema.validation.{CoercionMode => PegasusCoercionMode}
+
+sealed trait CoercionMode {
+  def toPegasus: PegasusCoercionMode
+}
+
+object CoercionMode {
+  case object NORMAL extends CoercionMode {
+    override def toPegasus: PegasusCoercionMode = PegasusCoercionMode.NORMAL
+  }
+  case object STRING_TO_PRIMITIVE extends CoercionMode {
+    override def toPegasus: PegasusCoercionMode = PegasusCoercionMode.STRING_TO_PRIMITIVE
+  }
+}

naptime-models/src/main/scala/org/coursera/naptime/courier/validation/RequiredMode.scala

@@ -0,0 +1,30 @@
+/*
+   Copyright (c) 2021 Coursera Inc.
+
+   Copyright (c) 2012 LinkedIn Corp.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   This file has been modified by Coursera Inc. to loosen
+   validation of enums.
+ */
+
+package org.coursera.naptime.courier.validation
+
+import com.linkedin.data.schema.validation.{RequiredMode => PegasusRequiredMode}
+
+sealed trait RequiredMode {
+  def toPegasus: PegasusRequiredMode
+}
+
+object RequiredMode {
+  case object CAN_BE_ABSENT_IF_HAS_DEFAULT extends RequiredMode {
+    override def toPegasus: PegasusRequiredMode = PegasusRequiredMode.CAN_BE_ABSENT_IF_HAS_DEFAULT
+  }
+  case object FIXUP_ABSENT_WITH_DEFAULT extends RequiredMode {
+    override def toPegasus: PegasusRequiredMode = PegasusRequiredMode.FIXUP_ABSENT_WITH_DEFAULT
+  }
+}