diff options
Diffstat (limited to 'core/src/main/java/org/apache/spark/network/netty/FileServer.java')
-rw-r--r-- | core/src/main/java/org/apache/spark/network/netty/FileServer.java | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/core/src/main/java/org/apache/spark/network/netty/FileServer.java b/core/src/main/java/org/apache/spark/network/netty/FileServer.java deleted file mode 100644 index c93425e278..0000000000 --- a/core/src/main/java/org/apache/spark/network/netty/FileServer.java +++ /dev/null @@ -1,111 +0,0 @@ -/* - * 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.spark.network.netty; - -import java.net.InetSocketAddress; - -import io.netty.bootstrap.ServerBootstrap; -import io.netty.channel.ChannelFuture; -import io.netty.channel.ChannelOption; -import io.netty.channel.EventLoopGroup; -import io.netty.channel.oio.OioEventLoopGroup; -import io.netty.channel.socket.oio.OioServerSocketChannel; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -/** - * Server that accept the path of a file an echo back its content. - */ -class FileServer { - - private static final Logger LOG = LoggerFactory.getLogger(FileServer.class.getName()); - - private EventLoopGroup bossGroup = null; - private EventLoopGroup workerGroup = null; - private ChannelFuture channelFuture = null; - private int port = 0; - - FileServer(PathResolver pResolver, int port) { - InetSocketAddress addr = new InetSocketAddress(port); - - // Configure the server. - bossGroup = new OioEventLoopGroup(); - workerGroup = new OioEventLoopGroup(); - - ServerBootstrap bootstrap = new ServerBootstrap(); - bootstrap.group(bossGroup, workerGroup) - .channel(OioServerSocketChannel.class) - .option(ChannelOption.SO_BACKLOG, 100) - .option(ChannelOption.SO_RCVBUF, 1500) - .childHandler(new FileServerChannelInitializer(pResolver)); - // Start the server. - channelFuture = bootstrap.bind(addr); - try { - // Get the address we bound to. - InetSocketAddress boundAddress = - ((InetSocketAddress) channelFuture.sync().channel().localAddress()); - this.port = boundAddress.getPort(); - } catch (InterruptedException ie) { - this.port = 0; - } - } - - /** - * Start the file server asynchronously in a new thread. - */ - public void start() { - Thread blockingThread = new Thread() { - @Override - public void run() { - try { - channelFuture.channel().closeFuture().sync(); - LOG.info("FileServer exiting"); - } catch (InterruptedException e) { - LOG.error("File server start got interrupted", e); - } - // NOTE: bootstrap is shutdown in stop() - } - }; - blockingThread.setDaemon(true); - blockingThread.start(); - } - - public int getPort() { - return port; - } - - public void stop() { - // Close the bound channel. - if (channelFuture != null) { - channelFuture.channel().close().awaitUninterruptibly(); - channelFuture = null; - } - - // Shutdown event groups - if (bossGroup != null) { - bossGroup.shutdownGracefully(); - bossGroup = null; - } - - if (workerGroup != null) { - workerGroup.shutdownGracefully(); - workerGroup = null; - } - // TODO: Shutdown all accepted channels as well ? - } -} |