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The NIO implementation of the XNIO project
/*
* JBoss, Home of Professional Open Source
*
* Copyright 2013 Red Hat, Inc. and/or its affiliates.
*
* 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 org.xnio.nio;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.Socket;
import java.net.SocketAddress;
import java.nio.channels.ClosedChannelException;
import java.nio.channels.SelectionKey;
import java.nio.channels.SocketChannel;
import java.util.Set;
import org.xnio.Option;
import org.xnio.Options;
/**
* @author David M. Lloyd
*/
final class NioSocketStreamConnection extends AbstractNioStreamConnection {
private final ChannelClosed closedHandle;
private final NioSocketConduit conduit;
NioSocketStreamConnection(final WorkerThread workerThread, final SelectionKey key, final ChannelClosed closedHandle) {
super(workerThread);
conduit = new NioSocketConduit(workerThread, key, this);
key.attach(conduit);
this.closedHandle = closedHandle;
setSinkConduit(conduit);
setSourceConduit(conduit);
}
public SocketAddress getPeerAddress() {
final Socket socket = conduit.getSocketChannel().socket();
return new InetSocketAddress(socket.getInetAddress(), socket.getPort());
}
public SocketAddress getLocalAddress() {
final Socket socket = conduit.getSocketChannel().socket();
return new InetSocketAddress(socket.getLocalAddress(), socket.getLocalPort());
}
private static final Set> OPTIONS = Option.setBuilder()
.add(Options.CLOSE_ABORT)
.add(Options.IP_TRAFFIC_CLASS)
.add(Options.KEEP_ALIVE)
.add(Options.READ_TIMEOUT)
.add(Options.RECEIVE_BUFFER)
.add(Options.SEND_BUFFER)
.add(Options.TCP_NODELAY)
.add(Options.TCP_OOB_INLINE)
.add(Options.WRITE_TIMEOUT)
.create();
public boolean supportsOption(final Option option) {
return OPTIONS.contains(option);
}
public T getOption(final Option option) throws IOException {
if (option == Options.CLOSE_ABORT) {
return option.cast(Boolean.valueOf(conduit.getSocketChannel().socket().getSoLinger() == 0));
} else if (option == Options.IP_TRAFFIC_CLASS) {
return option.cast(Integer.valueOf(conduit.getSocketChannel().socket().getTrafficClass()));
} else if (option == Options.KEEP_ALIVE) {
return option.cast(Boolean.valueOf(conduit.getSocketChannel().socket().getKeepAlive()));
} else if (option == Options.READ_TIMEOUT) {
return option.cast(Integer.valueOf(conduit.getReadTimeout()));
} else if (option == Options.RECEIVE_BUFFER) {
return option.cast(Integer.valueOf(conduit.getSocketChannel().socket().getReceiveBufferSize()));
} else if (option == Options.SEND_BUFFER) {
return option.cast(Integer.valueOf(conduit.getSocketChannel().socket().getSendBufferSize()));
} else if (option == Options.TCP_NODELAY) {
return option.cast(Boolean.valueOf(conduit.getSocketChannel().socket().getTcpNoDelay()));
} else if (option == Options.TCP_OOB_INLINE) {
return option.cast(Boolean.valueOf(conduit.getSocketChannel().socket().getOOBInline()));
} else if (option == Options.WRITE_TIMEOUT) {
return option.cast(Integer.valueOf(conduit.getWriteTimeout()));
} else {
return null;
}
}
public T setOption(final Option option, final T value) throws IllegalArgumentException, IOException {
T result;
if (option == Options.CLOSE_ABORT) {
result = option.cast(Boolean.valueOf(conduit.getSocketChannel().socket().getSoLinger() == 0));
conduit.getSocketChannel().socket().setSoLinger(Options.CLOSE_ABORT.cast(value, Boolean.FALSE).booleanValue(), 0);
} else if (option == Options.IP_TRAFFIC_CLASS) {
result = option.cast(Integer.valueOf(conduit.getSocketChannel().socket().getTrafficClass()));
conduit.getSocketChannel().socket().setTrafficClass(Options.IP_TRAFFIC_CLASS.cast(value).intValue());
} else if (option == Options.KEEP_ALIVE) {
result = option.cast(Boolean.valueOf(conduit.getSocketChannel().socket().getKeepAlive()));
conduit.getSocketChannel().socket().setKeepAlive(Options.KEEP_ALIVE.cast(value, Boolean.FALSE).booleanValue());
} else if (option == Options.READ_TIMEOUT) {
result = option.cast(Integer.valueOf(conduit.getAndSetReadTimeout(value == null ? 0 : Options.READ_TIMEOUT.cast(value).intValue())));
} else if (option == Options.RECEIVE_BUFFER) {
result = option.cast(Integer.valueOf(conduit.getSocketChannel().socket().getReceiveBufferSize()));
conduit.getSocketChannel().socket().setReceiveBufferSize(Options.RECEIVE_BUFFER.cast(value).intValue());
} else if (option == Options.SEND_BUFFER) {
result = option.cast(Integer.valueOf(conduit.getSocketChannel().socket().getSendBufferSize()));
conduit.getSocketChannel().socket().setSendBufferSize(Options.SEND_BUFFER.cast(value).intValue());
} else if (option == Options.TCP_NODELAY) {
result = option.cast(Boolean.valueOf(conduit.getSocketChannel().socket().getTcpNoDelay()));
conduit.getSocketChannel().socket().setTcpNoDelay(Options.TCP_NODELAY.cast(value, Boolean.FALSE).booleanValue());
} else if (option == Options.TCP_OOB_INLINE) {
result = option.cast(Boolean.valueOf(conduit.getSocketChannel().socket().getOOBInline()));
conduit.getSocketChannel().socket().setOOBInline(Options.TCP_OOB_INLINE.cast(value, Boolean.FALSE).booleanValue());
} else if (option == Options.WRITE_TIMEOUT) {
result = option.cast(Integer.valueOf(conduit.getAndSetWriteTimeout(value == null ? 0 : Options.WRITE_TIMEOUT.cast(value).intValue())));
} else {
return null;
}
return result;
}
protected void closeAction() throws IOException {
try {
conduit.cancelKey(false);
conduit.getSocketChannel().close();
} catch (ClosedChannelException ignored) {
} finally {
final ChannelClosed closedHandle = this.closedHandle;
if (closedHandle!= null) closedHandle.channelClosed();
}
}
protected void notifyWriteClosed() {
conduit.writeTerminated();
}
protected void notifyReadClosed() {
conduit.readTerminated();
}
SocketChannel getChannel() {
return conduit.getSocketChannel();
}
NioSocketConduit getConduit() {
return conduit;
}
}