Enum example

example.scala

import slick.driver.H2Driver.api._
import java.sql.Timestamp
import java.util.Date

object Gender extends Enumeration {
  type Gender = Value
  val MALE = Value("MALE")
  val FEMALE = Value("FEMALE")
}

import Gender._

object CustomColumnTypes {
   implicit val utilDateTimeType =
     MappedColumnType.base[Date, Timestamp](
        d => new Timestamp(d.getTime),
        ts => new Date(ts.getTime)
      )

  implicit val genderType =
    MappedColumnType.base[Gender, String](_.toString, Gender.withName(_))
}

final case class Contact(name: String, dob: Date, gender: Gender)

final class ContactTable(tag: Tag) extends Table[Contact](tag, "contacts") {

  import CustomColumnTypes._

  def name = column[String]("name", O.PrimaryKey)
  def dob = column[Date]("dob")
  def gender = column[Gender]("gender")

  def * = (name, dob, gender) <> (Contact.tupled, Contact.unapply)
}