org.squeryl.dsl.OptionalQueryable.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
import org.squeryl.Queryable
import org.squeryl.internals.ResultSetMapper
import java.sql.ResultSet
class OptionalQueryable[A](val queryable: Queryable[A]) extends Queryable[Option[A]] {
def name = queryable.name
def inhibitWhen(b: Boolean) = {
inhibited = b
this
}
private[squeryl] def give(resultSetMapper: ResultSetMapper, rs: ResultSet) =
if(inhibited)
None
else
Some(queryable.give(resultSetMapper, rs))
}