tools/src/main/scala/io/prediction/tools/console/Export.scala

/** Copyright 2015 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.tools.console

import io.prediction.tools.Runner

import java.io.File

case class ExportArgs(
  appId: Int = 0,
  channel: Option[String] = None,
  outputPath: String = "",
  format: String = "json")

object Export {
  def eventsToFile(ca: ConsoleArgs, core: File): Int = {
    val channelArg = ca.export.channel
      .map(ch => Seq("--channel", ch)).getOrElse(Seq())
    Runner.runOnSpark(
      "io.prediction.tools.export.EventsToFile",
      Seq(
        "--appid",
        ca.export.appId.toString,
        "--output",
        ca.export.outputPath,
        "--format",
        ca.export.format) ++ channelArg,
      ca,
      core)
  }
}