EpollSocketChannel (Netty/Transport/Native/Epoll 4.0.24.Final API)

java.lang.Object
- io.netty.util.DefaultAttributeMap
- - io.netty.channel.AbstractChannel
  - - io.netty.channel.epoll.EpollSocketChannel

All Implemented Interfaces:

io.netty.channel.Channel, io.netty.channel.socket.SocketChannel, io.netty.util.AttributeMap, Comparable<io.netty.channel.Channel>
```
public final class EpollSocketChannel
extends io.netty.channel.AbstractChannel
implements io.netty.channel.socket.SocketChannel
```
SocketChannel implementation that uses linux EPOLL Edge-Triggered Mode for maximal performance.

Nested Class Summary
- Nested classes/interfaces inherited from class io.netty.channel.AbstractChannel
  io.netty.channel.AbstractChannel.AbstractUnsafe
- Nested classes/interfaces inherited from interface io.netty.channel.Channel
  io.netty.channel.Channel.Unsafe

Field Summary

Fields
Modifier and Type Field and Description

protected boolean active

protected int flags

Fields
Modifier and Type	Field and Description
`protected boolean`	`active`
`protected int`	`flags`

Constructor Summary

Constructors
Constructor and Description

EpollSocketChannel()

Constructors
Constructor and Description
`EpollSocketChannel()`

Method Summary

Methods
Modifier and Type	Method and Description
`protected static void`	`checkResolvable(InetSocketAddress addr)`
`protected void`	`clearEpollOut()`
`EpollSocketChannelConfig`	`config()`
`protected void`	`doBeginRead()`
`protected void`	`doBind(SocketAddress local)`
`protected void`	`doClose()`
`protected void`	`doDeregister()`
`protected void`	`doDisconnect()`
`protected void`	`doRegister()`
`protected void`	`doWrite(io.netty.channel.ChannelOutboundBuffer in)`
`protected Object`	`filterOutboundMessage(Object msg)`
`boolean`	`isActive()`
`protected boolean`	`isCompatible(io.netty.channel.EventLoop loop)`
`boolean`	`isInputShutdown()`
`boolean`	`isOpen()`
`boolean`	`isOutputShutdown()`
`InetSocketAddress`	`localAddress()`
`protected SocketAddress`	`localAddress0()`
`io.netty.channel.ChannelMetadata`	`metadata()`
`protected io.netty.buffer.ByteBuf`	`newDirectBuffer(io.netty.buffer.ByteBuf buf)` Returns an off-heap copy of the specified `ByteBuf`, and releases the original one.
`protected io.netty.buffer.ByteBuf`	`newDirectBuffer(Object holder, io.netty.buffer.ByteBuf buf)` Returns an off-heap copy of the specified `ByteBuf`, and releases the specified holder.
`protected io.netty.channel.epoll.AbstractEpollChannel.AbstractEpollUnsafe`	`newUnsafe()`
`io.netty.channel.socket.ServerSocketChannel`	`parent()`
`InetSocketAddress`	`remoteAddress()`
`protected SocketAddress`	`remoteAddress0()`
`protected void`	`setEpollOut()`
`io.netty.channel.ChannelFuture`	`shutdownOutput()`
`io.netty.channel.ChannelFuture`	`shutdownOutput(io.netty.channel.ChannelPromise promise)`

Methods inherited from class io.netty.channel.AbstractChannel
alloc, bind, bind, close, close, closeFuture, compareTo, connect, connect, connect, connect, deregister, deregister, disconnect, disconnect, equals, eventLoop, flush, hashCode, invalidateLocalAddress, invalidateRemoteAddress, isRegistered, isWritable, newFailedFuture, newProgressivePromise, newPromise, newSucceededFuture, pipeline, read, toString, unsafe, voidPromise, write, write, writeAndFlush, writeAndFlush

Methods inherited from class io.netty.util.DefaultAttributeMap
attr

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface io.netty.channel.socket.SocketChannel
localAddress, remoteAddress

Methods inherited from interface io.netty.channel.Channel
alloc, bind, bind, close, close, closeFuture, connect, connect, connect, connect, deregister, deregister, disconnect, disconnect, eventLoop, flush, isActive, isOpen, isRegistered, isWritable, metadata, newFailedFuture, newProgressivePromise, newPromise, newSucceededFuture, pipeline, read, unsafe, voidPromise, write, write, writeAndFlush, writeAndFlush

Methods inherited from interface io.netty.util.AttributeMap
attr

Methods inherited from interface java.lang.Comparable
compareTo

- Field Detail
  - flags
```
protected int flags
```
  - active
```
protected volatile boolean active
```
- Constructor Detail
  - EpollSocketChannel
```
public EpollSocketChannel()
```
- Method Detail
  - newUnsafe
```
protected io.netty.channel.epoll.AbstractEpollChannel.AbstractEpollUnsafe newUnsafe()
```
  - localAddress0
```
protected SocketAddress localAddress0()
```
    Specified by:
    
    localAddress0 in class io.netty.channel.AbstractChannel
  - remoteAddress0
```
protected SocketAddress remoteAddress0()
```
    Specified by:
    
    remoteAddress0 in class io.netty.channel.AbstractChannel
  - doBind
```
protected void doBind(SocketAddress local)
               throws Exception
```
    Specified by:
    
    doBind in class io.netty.channel.AbstractChannel
    
    Throws:
    
    Exception
  - doWrite
```
protected void doWrite(io.netty.channel.ChannelOutboundBuffer in)
                throws Exception
```
    Specified by:
    
    doWrite in class io.netty.channel.AbstractChannel
    
    Throws:
    
    Exception
  - filterOutboundMessage
```
protected Object filterOutboundMessage(Object msg)
```
    Overrides:
    
    filterOutboundMessage in class io.netty.channel.AbstractChannel
  - config
```
public EpollSocketChannelConfig config()
```
    Specified by:
    
    config in interface io.netty.channel.Channel
    
    Specified by:
    
    config in interface io.netty.channel.socket.SocketChannel
  - isInputShutdown
```
public boolean isInputShutdown()
```
    Specified by:
    
    isInputShutdown in interface io.netty.channel.socket.SocketChannel
  - isOutputShutdown
```
public boolean isOutputShutdown()
```
    Specified by:
    
    isOutputShutdown in interface io.netty.channel.socket.SocketChannel
  - shutdownOutput
```
public io.netty.channel.ChannelFuture shutdownOutput()
```
    Specified by:
    
    shutdownOutput in interface io.netty.channel.socket.SocketChannel
  - shutdownOutput
```
public io.netty.channel.ChannelFuture shutdownOutput(io.netty.channel.ChannelPromise promise)
```
    Specified by:
    
    shutdownOutput in interface io.netty.channel.socket.SocketChannel
  - parent
```
public io.netty.channel.socket.ServerSocketChannel parent()
```
    Specified by:
    
    parent in interface io.netty.channel.Channel
    
    Specified by:
    
    parent in interface io.netty.channel.socket.SocketChannel
    
    Overrides:
    
    parent in class io.netty.channel.AbstractChannel
  - isActive
```
public boolean isActive()
```
  - metadata
```
public io.netty.channel.ChannelMetadata metadata()
```
  - doClose
```
protected void doClose()
                throws Exception
```
    Specified by:
    
    doClose in class io.netty.channel.AbstractChannel
    
    Throws:
    
    Exception
  - remoteAddress
```
public InetSocketAddress remoteAddress()
```
    Specified by:
    
    remoteAddress in interface io.netty.channel.Channel
    
    Overrides:
    
    remoteAddress in class io.netty.channel.AbstractChannel
  - localAddress
```
public InetSocketAddress localAddress()
```
    Specified by:
    
    localAddress in interface io.netty.channel.Channel
    
    Overrides:
    
    localAddress in class io.netty.channel.AbstractChannel
  - doDisconnect
```
protected void doDisconnect()
                     throws Exception
```
    Specified by:
    
    doDisconnect in class io.netty.channel.AbstractChannel
    
    Throws:
    
    Exception
  - isCompatible
```
protected boolean isCompatible(io.netty.channel.EventLoop loop)
```
    Specified by:
    
    isCompatible in class io.netty.channel.AbstractChannel
  - isOpen
```
public boolean isOpen()
```
  - doDeregister
```
protected void doDeregister()
                     throws Exception
```
    Overrides:
    
    doDeregister in class io.netty.channel.AbstractChannel
    
    Throws:
    
    Exception
  - doBeginRead
```
protected void doBeginRead()
                    throws Exception
```
    Specified by:
    
    doBeginRead in class io.netty.channel.AbstractChannel
    
    Throws:
    
    Exception
  - setEpollOut
```
protected final void setEpollOut()
```
  - clearEpollOut
```
protected final void clearEpollOut()
```
  - doRegister
```
protected void doRegister()
                   throws Exception
```
    Overrides:
    
    doRegister in class io.netty.channel.AbstractChannel
    
    Throws:
    
    Exception
  - newDirectBuffer
```
protected final io.netty.buffer.ByteBuf newDirectBuffer(io.netty.buffer.ByteBuf buf)
```
    Returns an off-heap copy of the specified ByteBuf, and releases the original one.
  - newDirectBuffer
```
protected final io.netty.buffer.ByteBuf newDirectBuffer(Object holder,
                                      io.netty.buffer.ByteBuf buf)
```
    Returns an off-heap copy of the specified ByteBuf, and releases the specified holder. The caller must ensure that the holder releases the original ByteBuf when the holder is released by this method.
  - checkResolvable
```
protected static void checkResolvable(InetSocketAddress addr)
```

Class EpollSocketChannel

Nested Class Summary

Nested classes/interfaces inherited from class io.netty.channel.AbstractChannel

Nested classes/interfaces inherited from interface io.netty.channel.Channel

Field Summary

Constructor Summary

Method Summary

Methods inherited from class io.netty.channel.AbstractChannel

Methods inherited from class io.netty.util.DefaultAttributeMap

Methods inherited from class java.lang.Object

Methods inherited from interface io.netty.channel.socket.SocketChannel

Methods inherited from interface io.netty.channel.Channel

Methods inherited from interface io.netty.util.AttributeMap

Methods inherited from interface java.lang.Comparable

Field Detail

flags

active

Constructor Detail

EpollSocketChannel

Method Detail

newUnsafe

localAddress0

remoteAddress0

doBind

doWrite

filterOutboundMessage

config

isInputShutdown

isOutputShutdown

shutdownOutput

shutdownOutput

parent

isActive

metadata

doClose

remoteAddress

localAddress

doDisconnect

isCompatible

isOpen

doDeregister

doBeginRead

setEpollOut

clearEpollOut

doRegister

newDirectBuffer

newDirectBuffer

checkResolvable