diff options
-rw-r--r-- | sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/ScalaReflection.scala | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/ScalaReflection.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/ScalaReflection.scala index 9cda373623..71034c2c43 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/ScalaReflection.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/ScalaReflection.scala @@ -26,14 +26,26 @@ import org.apache.spark.sql.catalyst.plans.logical.LocalRelation import org.apache.spark.sql.catalyst.types._ import org.apache.spark.sql.catalyst.types.decimal.Decimal + /** - * Provides experimental support for generating catalyst schemas for scala objects. + * A default version of ScalaReflection that uses the runtime universe. */ -object ScalaReflection { +object ScalaReflection extends ScalaReflection { + val universe: scala.reflect.runtime.universe.type = scala.reflect.runtime.universe +} + +/** + * Support for generating catalyst schemas for scala objects. + */ +trait ScalaReflection { + /** The universe we work in (runtime or macro) */ + val universe: scala.reflect.api.Universe + + import universe._ + // The Predef.Map is scala.collection.immutable.Map. // Since the map values can be mutable, we explicitly import scala.collection.Map at here. import scala.collection.Map - import scala.reflect.runtime.universe._ case class Schema(dataType: DataType, nullable: Boolean) |