| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.gearpump.akkastream.task |
| |
| import org.apache.gearpump.akkastream.task.Unzip2Task.UnZipFunction |
| import org.apache.gearpump.Message |
| import org.apache.gearpump.cluster.UserConfig |
| import org.apache.gearpump.streaming.task.TaskContext |
| |
| class Unzip2Task[In, A1, A2](context: TaskContext, userConf : UserConfig) |
| extends GraphTask(context, userConf) { |
| |
| val unzip = userConf. |
| getValue[UnZipFunction[In, A1, A2]](Unzip2Task.UNZIP2_FUNCTION)(context.system).get.unzip |
| |
| override def onNext(msg : Message) : Unit = { |
| val message = msg.msg |
| val time = msg.timestamp |
| val pair = unzip(message.asInstanceOf[In]) |
| val (a, b) = pair |
| output(0, Message(a.asInstanceOf[AnyRef], time)) |
| output(1, Message(b.asInstanceOf[AnyRef], time)) |
| } |
| } |
| |
| object Unzip2Task { |
| case class UnZipFunction[In, A1, A2](unzip: In => (A1, A2)) extends Serializable |
| |
| val UNZIP2_FUNCTION = "org.apache.gearpump.akkastream.task.unzip2.function" |
| } |