com.google.common.reflect.TypeToken Scala Examples

The following examples show how to use com.google.common.reflect.TypeToken. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example.
Example 1
Source File: Implicits.scala    From scala-cass   with MIT License 5 votes vote down vote up 
package com.weather.scalacass.joda

import com.datastax.driver.core.{ Cluster, DataType }
import com.google.common.reflect.TypeToken
import com.weather.scalacass.{ CassFormatDecoder, CassFormatEncoder }
import com.weather.scalacass.CassFormatEncoder.sameTypeCassFormatEncoder
import com.weather.scalacass.CassFormatDecoderVersionSpecific.codecCassFormatDecoder
import org.joda.time.{ DateTime, Instant, LocalDate, LocalTime }

object Implicits {
  implicit val timeEncoder: CassFormatEncoder[LocalTime] = sameTypeCassFormatEncoder(DataType.time)
  implicit val timeDecoder: CassFormatDecoder[LocalTime] = codecCassFormatDecoder(TypeToken.of(classOf[LocalTime]))

  implicit val dateEncoder: CassFormatEncoder[LocalDate] = sameTypeCassFormatEncoder(DataType.date)
  implicit val dateDecoder: CassFormatDecoder[LocalDate] = codecCassFormatDecoder(TypeToken.of(classOf[LocalDate]))

  implicit val instantEncoder: CassFormatEncoder[Instant] = sameTypeCassFormatEncoder(DataType.timestamp)
  implicit val instantDecoder: CassFormatDecoder[Instant] = codecCassFormatDecoder(TypeToken.of(classOf[Instant]))

  implicit def timestampEncoder(implicit cluster: Cluster): CassFormatEncoder[DateTime] =
    sameTypeCassFormatEncoder(cluster.getMetadata.newTupleType(DataType.timestamp, DataType.varchar))
  implicit val timestampDecoder: CassFormatDecoder[DateTime] = codecCassFormatDecoder(TypeToken.of(classOf[DateTime]))
}
Example 2
Source File: CassFormatDecoderVersionSpecific.scala    From scala-cass   with MIT License 5 votes vote down vote up 
package com.weather.scalacass

import com.datastax.driver.core.{ Row, TupleValue }
import com.google.common.reflect.TypeToken

object CassFormatDecoderVersionSpecific extends CassFormatDecoderVersionSpecific {
  def codecCassFormatDecoder[T <: AnyRef](_typeToken: TypeToken[T]) = new CassFormatDecoder[T] {
    type From = T
    val typeToken = _typeToken
    def f2t(f: From) = Right(f)
    def extract(r: Row, name: String) = r get (name, typeToken)
    def tupleExtract(tup: TupleValue, pos: Int) = tup get (pos, typeToken)
  }
}
trait CassFormatDecoderVersionSpecific extends LowPriorityCassFormatDecoder {
  import CassFormatDecoder.{ sameTypeCassFormatDecoder, safeConvertCassFormatDecoder }
  implicit val dateFormat: CassFormatDecoder[java.util.Date] =
    sameTypeCassFormatDecoder[java.util.Date](TypeToken.of(classOf[java.util.Date]), _ getTimestamp _, _ getTimestamp _)
  implicit val datastaxLocalDateFormat: CassFormatDecoder[com.datastax.driver.core.LocalDate] =
    sameTypeCassFormatDecoder[com.datastax.driver.core.LocalDate](TypeToken.of(classOf[com.datastax.driver.core.LocalDate]), _ getDate _, _ getDate _)
  implicit val timeFormat: CassFormatDecoder[Time] = safeConvertCassFormatDecoder[Time, java.lang.Long](TypeToken.of(classOf[java.lang.Long]), Time(_), _ getTime _, _ getTime _)
}
Example 3
Source File: Implicits.scala    From scala-cass   with MIT License 5 votes vote down vote up 
package com.weather.scalacass.jdk8

import com.weather.scalacass.{ CassFormatDecoder, CassFormatEncoder }
import com.weather.scalacass.CassFormatDecoderVersionSpecific.codecCassFormatDecoder
import CassFormatEncoder.sameTypeCassFormatEncoder
import java.time.{ Instant, LocalDate, LocalTime, ZonedDateTime }

import com.datastax.driver.core.{ Cluster, DataType }
import com.google.common.reflect.TypeToken

object Implicits {
  implicit val timeEncoder: CassFormatEncoder[LocalTime] = sameTypeCassFormatEncoder(DataType.time)
  implicit val timeDecoder: CassFormatDecoder[LocalTime] = codecCassFormatDecoder(TypeToken.of(classOf[LocalTime]))

  implicit val dateEncoder: CassFormatEncoder[LocalDate] = sameTypeCassFormatEncoder(DataType.date)
  implicit val dateDecoder: CassFormatDecoder[LocalDate] = codecCassFormatDecoder(TypeToken.of(classOf[LocalDate]))

  implicit val instantEncoder: CassFormatEncoder[Instant] = sameTypeCassFormatEncoder(DataType.timestamp)
  implicit val instantDecoder: CassFormatDecoder[Instant] = codecCassFormatDecoder(TypeToken.of(classOf[Instant]))

  implicit def zonedDateTimeEncoder(implicit cluster: Cluster): CassFormatEncoder[ZonedDateTime] =
    sameTypeCassFormatEncoder(cluster.getMetadata.newTupleType(DataType.timestamp, DataType.varchar))
  implicit val zonedDateTimeDecoder: CassFormatDecoder[ZonedDateTime] = codecCassFormatDecoder(TypeToken.of(classOf[ZonedDateTime]))
}