org.squeryl.dsl.internal.JoinedQueryable.scala Maven / Gradle / Ivy
/*******************************************************************************
* Copyright 2010 Maxime Lévesque
*
* 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 org.squeryl.dsl.internal
import org.squeryl.Queryable
import org.squeryl.internals.ResultSetMapper
import java.sql.ResultSet
trait JoinedQueryable[A] extends Queryable[A] {
def name =
org.squeryl.internals.Utils.throwError('OuterJoinedQueryable + " is a temporary class, not meant to become part of the ast")
private[squeryl] def give(resultSetMapper: ResultSetMapper, rs: ResultSet) =
org.squeryl.internals.Utils.throwError('OuterJoinedQueryable + " is a temporary class, not meant to become part of the ast")
}
class OuterJoinedQueryable[A](val queryable: Queryable[A], val leftRightOrFull: String) extends JoinedQueryable[Option[A]]{
/**
* Allowing an implicit conversion from OuterJoinedQueryable to OptionalQueryable will trigger another conversion
* to InnerJoinedQueryable inside org.squeryl.dsl.boilerplate.JoinSignatures#join. This also allows us to inhibit
* the table without using Option[Option[T]] in our results
*/
def inhibitWhen(inhibited: Boolean) = {
this.inhibited = inhibited
this
}
}
class InnerJoinedQueryable[A](val queryable: Queryable[A], val leftRightOrFull: String) extends JoinedQueryable[A]