-/*\r
- * Copyright (c) 2014 Pantheon Technologies s.r.o. and others. All rights reserved.\r
- *\r
- * This program and the accompanying materials are made available under the\r
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,\r
- * and is available at http://www.eclipse.org/legal/epl-v10.html\r
- */\r
-\r
-package org.opendaylight.openflowjava.protocol.impl.core;\r
-\r
-import io.netty.bootstrap.Bootstrap;\r
-import io.netty.channel.ChannelFuture;\r
-import io.netty.channel.ChannelOption;\r
-import io.netty.channel.EventLoopGroup;\r
-import io.netty.channel.nio.NioEventLoopGroup;\r
-import io.netty.channel.socket.nio.NioDatagramChannel;\r
-import io.netty.util.concurrent.GenericFutureListener;\r
-\r
-import java.net.InetAddress;\r
-import java.net.InetSocketAddress;\r
-\r
-import org.opendaylight.openflowjava.protocol.api.connection.ThreadConfiguration;\r
-import org.opendaylight.openflowjava.protocol.impl.connection.ServerFacade;\r
-import org.slf4j.Logger;\r
-import org.slf4j.LoggerFactory;\r
-\r
-import com.google.common.util.concurrent.ListenableFuture;\r
-import com.google.common.util.concurrent.SettableFuture;\r
-\r
-/**\r
- * Class implementing server over UDP for handling incoming connections.\r
- * \r
- * @author michal.polkorab\r
- */\r
-public final class UdpHandler implements ServerFacade {\r
-\r
- private static final Logger LOGGER = LoggerFactory\r
- .getLogger(UdpHandler.class);\r
- private int port;\r
- private String address;\r
- private EventLoopGroup group;\r
- private final InetAddress startupAddress;\r
- private final SettableFuture<Boolean> isOnlineFuture;\r
- private UdpChannelInitializer channelInitializer;\r
- private ThreadConfiguration threadConfig;\r
-\r
- /**\r
- * Constructor of UdpHandler that listens on selected port.\r
- *\r
- * @param port listening port of UdpHandler server\r
- */\r
- public UdpHandler(final int port) {\r
- this(null, port);\r
- }\r
-\r
- /**\r
- * Constructor of UdpHandler that listens on selected address and port.\r
- * @param address listening address of UdpHandler server\r
- * @param port listening port of UdpHandler server\r
- */\r
- public UdpHandler(final InetAddress address, final int port) {\r
- this.port = port;\r
- this.startupAddress = address;\r
- isOnlineFuture = SettableFuture.create();\r
- }\r
-\r
- @Override\r
- public void run() {\r
- if (threadConfig != null) {\r
- group = new NioEventLoopGroup(threadConfig.getWorkerThreadCount());\r
- } else {\r
- group = new NioEventLoopGroup();\r
- }\r
- final ChannelFuture f;\r
- try {\r
- Bootstrap b = new Bootstrap();\r
- b.group(group)\r
- .channel(NioDatagramChannel.class)\r
- .option(ChannelOption.SO_BROADCAST, false)\r
- .handler(channelInitializer);\r
-\r
- if (startupAddress != null) {\r
- f = b.bind(startupAddress.getHostAddress(), port).sync();\r
- } else {\r
- f = b.bind(port).sync();\r
- }\r
- } catch (InterruptedException e) {\r
- LOGGER.error("Interrupted while binding port {}", port, e);\r
- return;\r
- }\r
-\r
- try {\r
- InetSocketAddress isa = (InetSocketAddress) f.channel().localAddress();\r
- this.address = isa.getHostString();\r
-\r
- // Update port, as it may have been specified as 0\r
- this.port = isa.getPort();\r
-\r
- LOGGER.debug("Address from udpHandler: {}", address);\r
- isOnlineFuture.set(true);\r
- LOGGER.info("Switch listener started and ready to accept incoming udp connections on port: {}", port);\r
- f.channel().closeFuture().sync();\r
- } catch (InterruptedException e) {\r
- LOGGER.error("Interrupted while waiting for port {} shutdown", port, e);\r
- } finally {\r
- shutdown();\r
- }\r
- }\r
-\r
- @Override\r
- public ListenableFuture<Boolean> shutdown() {\r
- final SettableFuture<Boolean> result = SettableFuture.create();\r
- group.shutdownGracefully().addListener(new GenericFutureListener<io.netty.util.concurrent.Future<Object>>() {\r
-\r
- @Override\r
- public void operationComplete(\r
- final io.netty.util.concurrent.Future<Object> downResult) throws Exception {\r
- result.set(downResult.isSuccess());\r
- if (downResult.cause() != null) {\r
- result.setException(downResult.cause());\r
- }\r
- }\r
-\r
- });\r
- return result;\r
- }\r
-\r
- @Override\r
- public ListenableFuture<Boolean> getIsOnlineFuture() {\r
- return isOnlineFuture;\r
- }\r
-\r
- /**\r
- * @return the port\r
- */\r
- public int getPort() {\r
- return port;\r
- }\r
-\r
- /**\r
- * @param channelInitializer\r
- */\r
- public void setChannelInitializer(UdpChannelInitializer channelInitializer) {\r
- this.channelInitializer = channelInitializer;\r
- }\r
-\r
- @Override\r
- public void setThreadConfig(ThreadConfiguration threadConfig) {\r
- this.threadConfig = threadConfig;\r
- }\r
+/*
+ * Copyright (c) 2014 Pantheon Technologies s.r.o. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.openflowjava.protocol.impl.core;
+
+import io.netty.bootstrap.Bootstrap;
+import io.netty.channel.ChannelFuture;
+import io.netty.channel.ChannelOption;
+import io.netty.channel.EventLoopGroup;
+import io.netty.channel.nio.NioEventLoopGroup;
+import io.netty.channel.socket.nio.NioDatagramChannel;
+import io.netty.util.concurrent.GenericFutureListener;
+
+import java.net.InetAddress;
+import java.net.InetSocketAddress;
+
+import org.opendaylight.openflowjava.protocol.api.connection.ThreadConfiguration;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.google.common.util.concurrent.ListenableFuture;
+import com.google.common.util.concurrent.SettableFuture;
+
+/**
+ * Class implementing server over UDP for handling incoming connections.
+ *
+ * @author michal.polkorab
+ */
+public final class UdpHandler implements ServerFacade {
+
+ private static final Logger LOGGER = LoggerFactory
+ .getLogger(UdpHandler.class);
+ private int port;
+ private EventLoopGroup group;
+ private final InetAddress startupAddress;
+ private final SettableFuture<Boolean> isOnlineFuture;
+ private UdpChannelInitializer channelInitializer;
+ private ThreadConfiguration threadConfig;
+
+ /**
+ * Constructor of UdpHandler that listens on selected port.
+ *
+ * @param port listening port of UdpHandler server
+ */
+ public UdpHandler(final int port) {
+ this(null, port);
+ }
+
+ /**
+ * Constructor of UdpHandler that listens on selected address and port.
+ * @param address listening address of UdpHandler server
+ * @param port listening port of UdpHandler server
+ */
+ public UdpHandler(final InetAddress address, final int port) {
+ this.port = port;
+ this.startupAddress = address;
+ isOnlineFuture = SettableFuture.create();
+ }
+
+ @Override
+ public void run() {
+ if (threadConfig != null) {
+ group = new NioEventLoopGroup(threadConfig.getWorkerThreadCount());
+ } else {
+ group = new NioEventLoopGroup();
+ }
+ final ChannelFuture f;
+ try {
+ Bootstrap b = new Bootstrap();
+ b.group(group)
+ .channel(NioDatagramChannel.class)
+ .option(ChannelOption.SO_BROADCAST, false)
+ .handler(channelInitializer);
+
+ if (startupAddress != null) {
+ f = b.bind(startupAddress.getHostAddress(), port).sync();
+ } else {
+ f = b.bind(port).sync();
+ }
+ } catch (InterruptedException e) {
+ LOGGER.error("Interrupted while binding port {}", port, e);
+ return;
+ }
+
+ try {
+ InetSocketAddress isa = (InetSocketAddress) f.channel().localAddress();
+ String address = isa.getHostString();
+
+ // Update port, as it may have been specified as 0
+ this.port = isa.getPort();
+
+ LOGGER.debug("Address from udpHandler: {}", address);
+ isOnlineFuture.set(true);
+ LOGGER.info("Switch listener started and ready to accept incoming udp connections on port: {}", port);
+ f.channel().closeFuture().sync();
+ } catch (InterruptedException e) {
+ LOGGER.error("Interrupted while waiting for port {} shutdown", port, e);
+ } finally {
+ shutdown();
+ }
+ }
+
+ @Override
+ public ListenableFuture<Boolean> shutdown() {
+ final SettableFuture<Boolean> result = SettableFuture.create();
+ group.shutdownGracefully().addListener(new GenericFutureListener<io.netty.util.concurrent.Future<Object>>() {
+
+ @Override
+ public void operationComplete(
+ final io.netty.util.concurrent.Future<Object> downResult) throws Exception {
+ result.set(downResult.isSuccess());
+ if (downResult.cause() != null) {
+ result.setException(downResult.cause());
+ }
+ }
+
+ });
+ return result;
+ }
+
+ @Override
+ public ListenableFuture<Boolean> getIsOnlineFuture() {
+ return isOnlineFuture;
+ }
+
+ /**
+ * @return the port
+ */
+ public int getPort() {
+ return port;
+ }
+
+ /**
+ * @param channelInitializer
+ */
+ public void setChannelInitializer(UdpChannelInitializer channelInitializer) {
+ this.channelInitializer = channelInitializer;
+ }
+
+ @Override
+ public void setThreadConfig(ThreadConfiguration threadConfig) {
+ this.threadConfig = threadConfig;
+ }
}
\ No newline at end of file
Code Review / openflowjava.git / blobdiff