Package io.netty.channel.kqueue
Class AbstractKQueueChannel
- java.lang.Object
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- io.netty.util.DefaultAttributeMap
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- io.netty.channel.AbstractChannel
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- io.netty.channel.kqueue.AbstractKQueueChannel
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- All Implemented Interfaces:
Channel
,ChannelOutboundInvoker
,UnixChannel
,AttributeMap
,java.lang.Comparable<Channel>
- Direct Known Subclasses:
AbstractKQueueDatagramChannel
,AbstractKQueueServerChannel
,AbstractKQueueStreamChannel
abstract class AbstractKQueueChannel extends AbstractChannel implements UnixChannel
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Nested Class Summary
Nested Classes Modifier and Type Class Description class
AbstractKQueueChannel.AbstractKQueueUnsafe
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Nested classes/interfaces inherited from class io.netty.channel.AbstractChannel
AbstractChannel.AbstractUnsafe
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Nested classes/interfaces inherited from interface io.netty.channel.Channel
Channel.Unsafe
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Field Summary
Fields Modifier and Type Field Description protected boolean
active
private ChannelPromise
connectPromise
The future of the current connection attempt.private Future<?>
connectTimeoutFuture
(package private) boolean
inputClosedSeenErrorOnRead
private java.net.SocketAddress
local
private static ChannelMetadata
METADATA
private boolean
readFilterEnabled
(package private) boolean
readReadyRunnablePending
private java.net.SocketAddress
remote
private java.net.SocketAddress
requestedRemoteAddress
(package private) BsdSocket
socket
private boolean
writeFilterEnabled
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Constructor Summary
Constructors Constructor Description AbstractKQueueChannel(Channel parent, BsdSocket fd, boolean active)
AbstractKQueueChannel(Channel parent, BsdSocket fd, java.net.SocketAddress remote)
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Method Summary
All Methods Static Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description protected static void
checkResolvable(java.net.InetSocketAddress addr)
private void
clearRdHup0()
(package private) void
clearReadFilter()
abstract KQueueChannelConfig
config()
Returns the configuration of this channel.protected void
doBeginRead()
Schedule a read operation.protected void
doBind(java.net.SocketAddress local)
Bind theChannel
to theSocketAddress
protected void
doClose()
Close theChannel
protected boolean
doConnect(java.net.SocketAddress remoteAddress, java.net.SocketAddress localAddress)
Connect to the remote peerprotected boolean
doConnect0(java.net.SocketAddress remoteAddress, java.net.SocketAddress localAddress)
protected void
doDeregister()
protected void
doDisconnect()
Disconnect thisChannel
from its remote peerprotected int
doReadBytes(ByteBuf byteBuf)
Read bytes into the givenByteBuf
and return the amount.protected void
doRegister()
protected int
doWriteBytes(ChannelOutboundBuffer in, ByteBuf buf)
private void
evSet(short filter, short flags)
private void
evSet0(short filter, short flags)
private void
evSet0(short filter, short flags, int fflags)
FileDescriptor
fd()
Returns theFileDescriptor
that is used by thisChannel
.boolean
isActive()
Returntrue
if theChannel
is active and so connected.private static boolean
isAllowHalfClosure(ChannelConfig config)
protected boolean
isCompatible(EventLoop loop)
Returntrue
if the givenEventLoop
is compatible with this instance.boolean
isOpen()
Returnstrue
if theChannel
is open and may get active later(package private) static boolean
isSoErrorZero(BsdSocket fd)
protected java.net.SocketAddress
localAddress0()
Returns theSocketAddress
which is bound locally.ChannelMetadata
metadata()
protected ByteBuf
newDirectBuffer(ByteBuf buf)
Returns an off-heap copy of the specifiedByteBuf
, and releases the original one.protected ByteBuf
newDirectBuffer(java.lang.Object holder, ByteBuf buf)
Returns an off-heap copy of the specifiedByteBuf
, and releases the specified holder.private static ByteBuf
newDirectBuffer0(java.lang.Object holder, ByteBuf buf, ByteBufAllocator alloc, int capacity)
protected abstract AbstractKQueueChannel.AbstractKQueueUnsafe
newUnsafe()
Create a newAbstractChannel.AbstractUnsafe
instance which will be used for the life-time of theChannel
(package private) void
readFilter(boolean readFilterEnabled)
protected java.net.SocketAddress
remoteAddress0()
Return theSocketAddress
which theChannel
is connected to.(package private) void
resetCachedAddresses()
(package private) boolean
shouldBreakReadReady(ChannelConfig config)
(package private) void
unregisterFilters()
(package private) void
writeFilter(boolean writeFilterEnabled)
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Methods inherited from class io.netty.channel.AbstractChannel
alloc, bind, bind, bytesBeforeUnwritable, bytesBeforeWritable, close, close, closeFuture, compareTo, connect, connect, connect, connect, deregister, deregister, disconnect, disconnect, doShutdownOutput, doWrite, equals, eventLoop, filterOutboundMessage, flush, hashCode, id, invalidateLocalAddress, invalidateRemoteAddress, isRegistered, isWritable, localAddress, maxMessagesPerWrite, newChannelPipeline, newFailedFuture, newId, newProgressivePromise, newPromise, newSucceededFuture, parent, pipeline, read, remoteAddress, toString, unsafe, validateFileRegion, voidPromise, write, write, writeAndFlush, writeAndFlush
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Methods inherited from class io.netty.util.DefaultAttributeMap
attr, hasAttr
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Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
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Methods inherited from interface io.netty.util.AttributeMap
attr, hasAttr
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Methods inherited from interface io.netty.channel.Channel
alloc, bytesBeforeUnwritable, bytesBeforeWritable, closeFuture, eventLoop, flush, id, isRegistered, isWritable, localAddress, parent, pipeline, read, remoteAddress, unsafe
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Methods inherited from interface io.netty.channel.ChannelOutboundInvoker
bind, bind, close, close, connect, connect, connect, connect, deregister, deregister, disconnect, disconnect, newFailedFuture, newProgressivePromise, newPromise, newSucceededFuture, voidPromise, write, write, writeAndFlush, writeAndFlush
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Field Detail
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METADATA
private static final ChannelMetadata METADATA
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connectPromise
private ChannelPromise connectPromise
The future of the current connection attempt. If not null, subsequent connection attempts will fail.
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connectTimeoutFuture
private Future<?> connectTimeoutFuture
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requestedRemoteAddress
private java.net.SocketAddress requestedRemoteAddress
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socket
final BsdSocket socket
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readFilterEnabled
private boolean readFilterEnabled
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writeFilterEnabled
private boolean writeFilterEnabled
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readReadyRunnablePending
boolean readReadyRunnablePending
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inputClosedSeenErrorOnRead
boolean inputClosedSeenErrorOnRead
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active
protected volatile boolean active
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local
private volatile java.net.SocketAddress local
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remote
private volatile java.net.SocketAddress remote
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Method Detail
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isSoErrorZero
static boolean isSoErrorZero(BsdSocket fd)
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fd
public final FileDescriptor fd()
Description copied from interface:UnixChannel
Returns theFileDescriptor
that is used by thisChannel
.- Specified by:
fd
in interfaceUnixChannel
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isActive
public boolean isActive()
Description copied from interface:Channel
Returntrue
if theChannel
is active and so connected.
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metadata
public ChannelMetadata metadata()
Description copied from interface:Channel
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doClose
protected void doClose() throws java.lang.Exception
Description copied from class:AbstractChannel
Close theChannel
- Specified by:
doClose
in classAbstractChannel
- Throws:
java.lang.Exception
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doDisconnect
protected void doDisconnect() throws java.lang.Exception
Description copied from class:AbstractChannel
Disconnect thisChannel
from its remote peer- Specified by:
doDisconnect
in classAbstractChannel
- Throws:
java.lang.Exception
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resetCachedAddresses
void resetCachedAddresses()
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isCompatible
protected boolean isCompatible(EventLoop loop)
Description copied from class:AbstractChannel
Returntrue
if the givenEventLoop
is compatible with this instance.- Specified by:
isCompatible
in classAbstractChannel
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isOpen
public boolean isOpen()
Description copied from interface:Channel
Returnstrue
if theChannel
is open and may get active later
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doDeregister
protected void doDeregister() throws java.lang.Exception
Description copied from class:AbstractChannel
- Overrides:
doDeregister
in classAbstractChannel
- Throws:
java.lang.Exception
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unregisterFilters
void unregisterFilters() throws java.lang.Exception
- Throws:
java.lang.Exception
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clearRdHup0
private void clearRdHup0()
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doBeginRead
protected final void doBeginRead() throws java.lang.Exception
Description copied from class:AbstractChannel
Schedule a read operation.- Specified by:
doBeginRead
in classAbstractChannel
- Throws:
java.lang.Exception
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doRegister
protected void doRegister() throws java.lang.Exception
Description copied from class:AbstractChannel
Is called after theChannel
is registered with itsEventLoop
as part of the register process. Sub-classes may override this method- Overrides:
doRegister
in classAbstractChannel
- Throws:
java.lang.Exception
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newUnsafe
protected abstract AbstractKQueueChannel.AbstractKQueueUnsafe newUnsafe()
Description copied from class:AbstractChannel
Create a newAbstractChannel.AbstractUnsafe
instance which will be used for the life-time of theChannel
- Specified by:
newUnsafe
in classAbstractChannel
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config
public abstract KQueueChannelConfig config()
Description copied from interface:Channel
Returns the configuration of this channel.
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newDirectBuffer
protected final ByteBuf newDirectBuffer(ByteBuf buf)
Returns an off-heap copy of the specifiedByteBuf
, and releases the original one.
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newDirectBuffer0
private static ByteBuf newDirectBuffer0(java.lang.Object holder, ByteBuf buf, ByteBufAllocator alloc, int capacity)
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checkResolvable
protected static void checkResolvable(java.net.InetSocketAddress addr)
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doReadBytes
protected final int doReadBytes(ByteBuf byteBuf) throws java.lang.Exception
Read bytes into the givenByteBuf
and return the amount.- Throws:
java.lang.Exception
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doWriteBytes
protected final int doWriteBytes(ChannelOutboundBuffer in, ByteBuf buf) throws java.lang.Exception
- Throws:
java.lang.Exception
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shouldBreakReadReady
final boolean shouldBreakReadReady(ChannelConfig config)
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isAllowHalfClosure
private static boolean isAllowHalfClosure(ChannelConfig config)
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clearReadFilter
final void clearReadFilter()
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readFilter
void readFilter(boolean readFilterEnabled) throws java.io.IOException
- Throws:
java.io.IOException
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writeFilter
void writeFilter(boolean writeFilterEnabled) throws java.io.IOException
- Throws:
java.io.IOException
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evSet
private void evSet(short filter, short flags)
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evSet0
private void evSet0(short filter, short flags)
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evSet0
private void evSet0(short filter, short flags, int fflags)
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doBind
protected void doBind(java.net.SocketAddress local) throws java.lang.Exception
Description copied from class:AbstractChannel
Bind theChannel
to theSocketAddress
- Specified by:
doBind
in classAbstractChannel
- Throws:
java.lang.Exception
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doConnect
protected boolean doConnect(java.net.SocketAddress remoteAddress, java.net.SocketAddress localAddress) throws java.lang.Exception
Connect to the remote peer- Throws:
java.lang.Exception
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doConnect0
protected boolean doConnect0(java.net.SocketAddress remoteAddress, java.net.SocketAddress localAddress) throws java.lang.Exception
- Throws:
java.lang.Exception
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localAddress0
protected java.net.SocketAddress localAddress0()
Description copied from class:AbstractChannel
Returns theSocketAddress
which is bound locally.- Specified by:
localAddress0
in classAbstractChannel
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remoteAddress0
protected java.net.SocketAddress remoteAddress0()
Description copied from class:AbstractChannel
Return theSocketAddress
which theChannel
is connected to.- Specified by:
remoteAddress0
in classAbstractChannel
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