/* * 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.streaming.examples.fsio import org.apache.hadoop.conf.Configuration import org.slf4j.Logger import org.apache.gearpump.cluster.UserConfig import org.apache.gearpump.cluster.client.ClientContext import org.apache.gearpump.cluster.main.{ArgumentsParser, CLIOption, ParseResult} import org.apache.gearpump.streaming.partitioner.ShufflePartitioner import org.apache.gearpump.streaming.examples.fsio.HadoopConfig._ import org.apache.gearpump.streaming.{Processor, StreamApplication} import org.apache.gearpump.util.Graph._ import org.apache.gearpump.util.{AkkaApp, Graph, LogUtil} object SequenceFileIO extends AkkaApp with ArgumentsParser { private val LOG: Logger = LogUtil.getLogger(getClass) override val options: Array[(String, CLIOption[Any])] = Array( "source" -> CLIOption[Int]("<sequence file reader number>", required = false, defaultValue = Some(1)), "sink" -> CLIOption[Int]("<sequence file writer number>", required = false, defaultValue = Some(1)), "input" -> CLIOption[String]("<input file path>", required = true), "output" -> CLIOption[String]("<output file directory>", required = true) ) def application(config: ParseResult): StreamApplication = { val spoutNum = config.getInt("source") val boltNum = config.getInt("sink") val input = config.getString("input") val output = config.getString("output") val appConfig = UserConfig.empty.withString(SeqFileStreamProducer.INPUT_PATH, input) .withString(SeqFileStreamProcessor.OUTPUT_PATH, output) val hadoopConfig = appConfig.withHadoopConf(new Configuration()) val partitioner = new ShufflePartitioner() val streamProducer = Processor[SeqFileStreamProducer](spoutNum) val streamProcessor = Processor[SeqFileStreamProcessor](boltNum) val app = StreamApplication("SequenceFileIO", Graph(streamProducer ~ partitioner ~> streamProcessor), hadoopConfig) app } override def main(akkaConf: Config, args: Array[String]): Unit = { val config = parse(args) val context = ClientContext(akkaConf) val appId = context.submit(application(config)) context.close() } }