datomisca.DatomicMapping.scala Maven / Gradle / Ivy
/*
* Copyright 2012 Pellucid and Zenexity
*
* 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
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package datomisca
import functional.CombinatorImplicits
object DatomicMapping
extends CombinatorImplicits
{
def fromEntity[A](e: Entity)(implicit er: EntityReader[A]): A = er.read(e)
def toEntity[T, A](id: T)(a: A)(implicit ev: AsEntityId[T], ew: PartialAddEntityWriter[A]): AddEntity = new AddEntity(ev.conv(id), ew.write(a).props)
val ID = Attribute( Namespace.DB / "id", SchemaType.long, Cardinality.one)
val readId = ID.read[Long] (Attribute2EntityReaderCast.attr2EntityReaderCastOne)
val readIdOpt = ID.readOpt[Long](Attribute2EntityReaderCast.attr2EntityReaderCastOne)
}