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/** Copyright 2014 TappingStone, Inc.
  *
  * 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 io.prediction.engines.itemsim

import io.prediction.controller.EmptyDataParams
import io.prediction.engines.base
import org.joda.time.DateTime

case class EventsDataSourceParams(
  val appId: Int,
  // default None to include all itypes
  val itypes: Option[Set[String]] = None, // train items with these itypes
  // actions for training
  val actions: Set[String],
  val startTime: Option[DateTime] = None, // event starttime
  val untilTime: Option[DateTime] = None, // event untiltime
  val attributeNames: base.AttributeNames
) extends base.AbstractEventsDataSourceParams

class EventsDataSource(dsp: EventsDataSourceParams)
  extends base.EventsDataSource[EmptyDataParams, Query, Actual](dsp)