Uses of Package
io.netty.channel

Packages that use io.netty.channel

Package	Description
io.netty.bootstrap	The helper classes with fluent API which enable an easy implementation of typical client side and server side channel initialization.
io.netty.channel	The core channel API which is asynchronous and event-driven abstraction of various transports such as a NIO Channel.
io.netty.channel.embedded	A virtual Channel that helps wrapping a series of handlers to unit test the handlers or use them in non-I/O context.
io.netty.channel.epoll	Optimized transport for linux which uses EPOLL Edge-Triggered Mode for maximal performance.
io.netty.channel.group	A channel registry which helps a user maintain the list of open Channels and perform bulk operations on them.
io.netty.channel.kqueue	BSD specific transport.
io.netty.channel.local	A virtual transport that enables the communication between the two parties in the same virtual machine.
io.netty.channel.nio	NIO-based channel API implementation - recommended for a large number of connections (>= 1000).
io.netty.channel.oio	Old blocking I/O based channel API implementation - recommended for a small number of connections (< 1000).
io.netty.channel.pool	Implementations and API for Channel pools.
io.netty.channel.rxtx	A serial and parallel port communication transport based on RXTX.
io.netty.channel.sctp	Abstract SCTP socket interfaces which extend the core channel API.
io.netty.channel.sctp.nio	NIO-based SCTP Channel API implementation - recommended for a large number of connections (>= 1000).
io.netty.channel.sctp.oio	Old blocking I/O based SCTP channel API implementation - recommended for a small number of connections (< 1000).
io.netty.channel.socket	Abstract TCP and UDP socket interfaces which extend the core channel API.
io.netty.channel.socket.nio	NIO-based socket channel API implementation - recommended for a large number of connections (>= 1000).
io.netty.channel.socket.oio	Old blocking I/O based socket channel API implementation - recommended for a small number of connections (< 1000).
io.netty.channel.udt	UDT Transport.
io.netty.channel.udt.nio	UDT Transport for NIO Channels.
io.netty.channel.unix	Unix specific transport.
io.netty.channel.uring	io_uring is a high I/O performance scalable interface for fully asynchronous Linux syscalls.
io.netty.handler.address	Package to dynamically replace local / remote SocketAddress.
io.netty.handler.codec	Extensible decoder and its common implementations which deal with the packet fragmentation and reassembly issue found in a stream-based transport such as TCP/IP.
io.netty.handler.codec.base64	Encoder and decoder which transform a Base64-encoded String or ByteBuf into a decoded ByteBuf and vice versa.
io.netty.handler.codec.bytes	Encoder and decoder which transform an array of bytes into a ByteBuf and vice versa.
io.netty.handler.codec.compression	Encoder and decoder which compresses and decompresses ByteBufs in a compression format such as zlib, gzip, and Snappy.
io.netty.handler.codec.dns	DNS codec.
io.netty.handler.codec.haproxy	Decodes an HAProxy proxy protocol header
io.netty.handler.codec.http	Encoder, decoder and their related message types for HTTP.
io.netty.handler.codec.http.cors	This package contains Cross Origin Resource Sharing (CORS) related classes.
io.netty.handler.codec.http.multipart	HTTP multipart support.
io.netty.handler.codec.http.websocketx	Encoder, decoder, handshakers and their related message types for Web Socket data frames.
io.netty.handler.codec.http.websocketx.extensions	Encoder, decoder, handshakers to handle WebSocket Extensions.
io.netty.handler.codec.http.websocketx.extensions.compression	Encoder, decoder, handshakers to handle most common WebSocket Compression Extensions.
io.netty.handler.codec.http2	Handlers for sending and receiving HTTP/2 frames.
io.netty.handler.codec.http3	HTTP/3 implementation.
io.netty.handler.codec.json	JSON specific codecs.
io.netty.handler.codec.marshalling	Decoder and Encoder which uses JBoss Marshalling.
io.netty.handler.codec.memcache	Common superset of ascii and binary classes.
io.netty.handler.codec.memcache.binary	Implementations and Interfaces for the Memcache Binary protocol.
io.netty.handler.codec.mqtt	Encoder, decoder and different Message Types for MQTT.
io.netty.handler.codec.protobuf	Encoder and decoder which transform a Google Protocol Buffers Message and MessageNano into a ByteBuf and vice versa.
io.netty.handler.codec.quic	QUIC implementation
io.netty.handler.codec.redis	Encoder, decoder for Redis.
io.netty.handler.codec.rtsp	An RTSP extension based on the HTTP codec.
io.netty.handler.codec.sctp	Decoder and encoders to manage message completion and multi-streaming codec in SCTP/IP.
io.netty.handler.codec.serialization	Encoder, decoder and their compatibility stream implementations which transform a Serializable object into a byte buffer and vice versa.
io.netty.handler.codec.smtp	SMTP codec.
io.netty.handler.codec.socks	Encoder, decoder and their related message types for Socks.
io.netty.handler.codec.socksx	Encoder, decoder and their related message types for SOCKS protocol.
io.netty.handler.codec.socksx.v4	Encoder, decoder and their related message types for SOCKSv4 protocol.
io.netty.handler.codec.socksx.v5	Encoder, decoder and their related message types for SOCKSv5 protocol.
io.netty.handler.codec.spdy	Encoder, decoder, session handler and their related message types for the SPDY protocol.
io.netty.handler.codec.stomp	STOMP codec
io.netty.handler.codec.string	Encoder and decoder which transform a String into a ByteBuf and vice versa.
io.netty.handler.codec.xml	XML codec provides asynchronous and non-blocking XML parser based on the Aalto XML parser.
io.netty.handler.flow	Package to control the flow of messages.
io.netty.handler.flush	Package to control flush behavior.
io.netty.handler.ipfilter	Package to filter IP addresses (allow/deny).
io.netty.handler.logging	Logs the I/O events for debugging purpose.
io.netty.handler.pcap	Capture data and write into Pcap format which helps in troubleshooting.
io.netty.handler.proxy	Adds support for client connections via proxy protocols such as SOCKS and HTTP CONNECT tunneling
io.netty.handler.ssl	SSL · TLS implementation based on SSLEngine
io.netty.handler.ssl.ocsp	Certificate validation using OCSP
io.netty.handler.stream	Writes very large data stream asynchronously neither spending a lot of memory nor getting OutOfMemoryError.
io.netty.handler.timeout	Adds support for read and write timeout and idle connection notification using a Timer.
io.netty.handler.traffic	Implementation of a Traffic Shaping Handler and Dynamic Statistics.
io.netty.resolver.dns	An alternative to Java's built-in domain name lookup mechanism that resolves a domain name asynchronously, which supports the queries of an arbitrary DNS record type as well.

Classes in io.netty.channel used by io.netty.bootstrap

Class	Description
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelFactory	Creates a new Channel.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelOption	A ChannelOption allows to configure a ChannelConfig in a type-safe way.
EventLoopGroup	Special EventExecutorGroup which allows registering Channels that get processed for later selection during the event loop.
ServerChannel	A Channel that accepts an incoming connection attempt and creates its child Channels by accepting them.

Classes in io.netty.channel used by io.netty.channel

Class	Description
AbstractChannel	A skeletal Channel implementation.
AbstractChannel.AbstractUnsafe	Channel.Unsafe implementation which sub-classes must extend and use.
AbstractCoalescingBufferQueue
AdaptiveRecvByteBufAllocator	The RecvByteBufAllocator that automatically increases and decreases the predicted buffer size on feed back.
AddressedEnvelope	A message that wraps another message with a sender address and a recipient address.
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
Channel.Unsafe	Unsafe operations that should never be called from user-code.
ChannelConfig	A set of configuration properties of a Channel.
ChannelDuplexHandler	ChannelHandler implementation which represents a combination out of a ChannelInboundHandler and the ChannelOutboundHandler.
ChannelException	A RuntimeException which is thrown when an I/O operation fails.
ChannelFactory	Creates a new Channel.
ChannelFlushPromiseNotifier	This implementation allows to register ChannelFuture instances which will get notified once some amount of data was written and so a checkpoint was reached.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelFutureListener	Listens to the result of a ChannelFuture.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelId	Represents the globally unique identifier of a Channel.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelInboundInvoker
ChannelMetadata	Represents the properties of a Channel implementation.
ChannelOption	A ChannelOption allows to configure a ChannelConfig in a type-safe way.
ChannelOutboundBuffer	(Transport implementors only) an internal data structure used by AbstractChannel to store its pending outbound write requests.
ChannelOutboundBuffer.MessageProcessor
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundInvoker
ChannelPipeline	A list of ChannelHandlers which handles or intercepts inbound events and outbound operations of a Channel.
ChannelProgressiveFuture	An special ChannelFuture which is used to indicate the FileRegion transfer progress
ChannelProgressivePromise	Special ChannelPromise which will be notified once the associated bytes is transferring.
ChannelPromise	Special ChannelFuture which is writable.
DefaultChannelId	The default ChannelId implementation.
DefaultChannelPipeline	The default ChannelPipeline implementation.
DefaultFileRegion	Default FileRegion implementation which transfer data from a FileChannel or File.
DefaultMaxBytesRecvByteBufAllocator	The RecvByteBufAllocator that yields a buffer size prediction based upon decrementing the value from the max bytes per read.
DefaultMaxMessagesRecvByteBufAllocator	Default implementation of MaxMessagesRecvByteBufAllocator which respects ChannelConfig.isAutoRead() and also prevents overflow.
EventLoop	Will handle all the I/O operations for a Channel once registered.
EventLoopGroup	Special EventExecutorGroup which allows registering Channels that get processed for later selection during the event loop.
FileRegion	A region of a file that is sent via a Channel which supports zero-copy file transfer.
FixedRecvByteBufAllocator	The RecvByteBufAllocator that always yields the same buffer size prediction.
IoEvent	An IO event that is dispatched to an IoHandle as a result of a previous submitted IoOps.
IoEventLoop	EventLoop that allows to register / deregister IoHandle instances.
IoEventLoopGroup	EventLoopGroup for IoEventLoops.
IoHandle	A handle that can be registered to an IoHandler.
IoHandler	Handles IO dispatching for an ThreadAwareExecutor.
IoHandlerContext	The context for an IoHandler that is run by an ThreadAwareExecutor.
IoHandlerFactory	Factory for IoHandler instances.
IoOps	An IO op that can be submitted to an IoRegistration via IoRegistration.submit(IoOps). // * These submitted IoOps will result in IoEvents on the related IoHandle.
IoRegistration	A registration for IO.
ManualIoEventLoop	IoEventLoop implementation that is owned by the user and so needs to be driven by the user manually with the given Thread.
MaxBytesRecvByteBufAllocator	RecvByteBufAllocator that limits a read operation based upon a maximum value per individual read and a maximum amount when a read operation is attempted by the event loop.
MaxMessagesRecvByteBufAllocator	RecvByteBufAllocator that limits the number of read operations that will be attempted when a read operation is attempted by the event loop.
MessageSizeEstimator	Responsible to estimate the size of a message.
MessageSizeEstimator.Handle
MultithreadEventLoopGroup	Abstract base class for EventLoopGroup implementations that handles their tasks with multiple threads at the same time.
RecvByteBufAllocator	Allocates a new receive buffer whose capacity is probably large enough to read all inbound data and small enough not to waste its space.
RecvByteBufAllocator.ExtendedHandle
RecvByteBufAllocator.Handle	Deprecated. Use RecvByteBufAllocator.ExtendedHandle.
SelectStrategy	Select strategy interface.
SelectStrategyFactory	Factory that creates a new SelectStrategy every time.
ServerChannel	A Channel that accepts an incoming connection attempt and creates its child Channels by accepting them.
SingleThreadEventLoop	Abstract base class for EventLoops that execute all its submitted tasks in a single thread.
ThreadPerChannelEventLoopGroup	Deprecated. this will be remove in the next-major release.
VoidChannelPromise
WriteBufferWaterMark	WriteBufferWaterMark is used to set low water mark and high water mark for the write buffer.

Classes in io.netty.channel used by io.netty.channel.embedded

Class	Description
AbstractChannel	A skeletal Channel implementation.
AbstractChannel.AbstractUnsafe	Channel.Unsafe implementation which sub-classes must extend and use.
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
Channel.Unsafe	Unsafe operations that should never be called from user-code.
ChannelConfig	A set of configuration properties of a Channel.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelId	Represents the globally unique identifier of a Channel.
ChannelMetadata	Represents the properties of a Channel implementation.
ChannelOutboundBuffer	(Transport implementors only) an internal data structure used by AbstractChannel to store its pending outbound write requests.
ChannelOutboundInvoker
ChannelPromise	Special ChannelFuture which is writable.
DefaultChannelPipeline	The default ChannelPipeline implementation.
EventLoop	Will handle all the I/O operations for a Channel once registered.

Classes in io.netty.channel used by io.netty.channel.epoll

Class	Description
AbstractChannel	A skeletal Channel implementation.
AddressedEnvelope	A message that wraps another message with a sender address and a recipient address.
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelConfig	A set of configuration properties of a Channel.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelMetadata	Represents the properties of a Channel implementation.
ChannelOption	A ChannelOption allows to configure a ChannelConfig in a type-safe way.
ChannelOutboundBuffer	(Transport implementors only) an internal data structure used by AbstractChannel to store its pending outbound write requests.
ChannelOutboundInvoker
ChannelPromise	Special ChannelFuture which is writable.
DefaultAddressedEnvelope	The default AddressedEnvelope implementation.
DefaultChannelConfig	The default ChannelConfig implementation.
EventLoop	Will handle all the I/O operations for a Channel once registered.
EventLoopGroup	Special EventExecutorGroup which allows registering Channels that get processed for later selection during the event loop.
EventLoopTaskQueueFactory	Deprecated. Not used anymore by new IoEventLoopGroup and IoEventLoop implementations
IoEvent	An IO event that is dispatched to an IoHandle as a result of a previous submitted IoOps.
IoEventLoop	EventLoop that allows to register / deregister IoHandle instances.
IoEventLoopGroup	EventLoopGroup for IoEventLoops.
IoHandle	A handle that can be registered to an IoHandler.
IoHandler	Handles IO dispatching for an ThreadAwareExecutor.
IoHandlerContext	The context for an IoHandler that is run by an ThreadAwareExecutor.
IoHandlerFactory	Factory for IoHandler instances.
IoOps	An IO op that can be submitted to an IoRegistration via IoRegistration.submit(IoOps). // * These submitted IoOps will result in IoEvents on the related IoHandle.
IoRegistration	A registration for IO.
MessageSizeEstimator	Responsible to estimate the size of a message.
MultithreadEventLoopGroup	Abstract base class for EventLoopGroup implementations that handles their tasks with multiple threads at the same time.
MultiThreadIoEventLoopGroup	IoEventLoopGroup implementation that will handle its tasks with multiple threads.
RecvByteBufAllocator	Allocates a new receive buffer whose capacity is probably large enough to read all inbound data and small enough not to waste its space.
RecvByteBufAllocator.Handle	Deprecated. Use RecvByteBufAllocator.ExtendedHandle.
SelectStrategyFactory	Factory that creates a new SelectStrategy every time.
ServerChannel	A Channel that accepts an incoming connection attempt and creates its child Channels by accepting them.
SingleThreadEventLoop	Abstract base class for EventLoops that execute all its submitted tasks in a single thread.
SingleThreadIoEventLoop	IoEventLoop implementation that execute all its submitted tasks in a single thread using the provided IoHandler.
WriteBufferWaterMark	WriteBufferWaterMark is used to set low water mark and high water mark for the write buffer.

Classes in io.netty.channel used by io.netty.channel.group

Class	Description
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelException	A RuntimeException which is thrown when an I/O operation fails.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelId	Represents the globally unique identifier of a Channel.

Classes in io.netty.channel used by io.netty.channel.kqueue

Class	Description
AbstractChannel	A skeletal Channel implementation.
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelConfig	A set of configuration properties of a Channel.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelMetadata	Represents the properties of a Channel implementation.
ChannelOption	A ChannelOption allows to configure a ChannelConfig in a type-safe way.
ChannelOutboundBuffer	(Transport implementors only) an internal data structure used by AbstractChannel to store its pending outbound write requests.
ChannelOutboundInvoker
ChannelPromise	Special ChannelFuture which is writable.
DefaultChannelConfig	The default ChannelConfig implementation.
EventLoopGroup	Special EventExecutorGroup which allows registering Channels that get processed for later selection during the event loop.
EventLoopTaskQueueFactory	Deprecated. Not used anymore by new IoEventLoopGroup and IoEventLoop implementations
IoEvent	An IO event that is dispatched to an IoHandle as a result of a previous submitted IoOps.
IoEventLoop	EventLoop that allows to register / deregister IoHandle instances.
IoEventLoopGroup	EventLoopGroup for IoEventLoops.
IoHandle	A handle that can be registered to an IoHandler.
IoHandler	Handles IO dispatching for an ThreadAwareExecutor.
IoHandlerContext	The context for an IoHandler that is run by an ThreadAwareExecutor.
IoHandlerFactory	Factory for IoHandler instances.
IoOps	An IO op that can be submitted to an IoRegistration via IoRegistration.submit(IoOps). // * These submitted IoOps will result in IoEvents on the related IoHandle.
IoRegistration	A registration for IO.
MessageSizeEstimator	Responsible to estimate the size of a message.
MultithreadEventLoopGroup	Abstract base class for EventLoopGroup implementations that handles their tasks with multiple threads at the same time.
MultiThreadIoEventLoopGroup	IoEventLoopGroup implementation that will handle its tasks with multiple threads.
RecvByteBufAllocator	Allocates a new receive buffer whose capacity is probably large enough to read all inbound data and small enough not to waste its space.
SelectStrategyFactory	Factory that creates a new SelectStrategy every time.
ServerChannel	A Channel that accepts an incoming connection attempt and creates its child Channels by accepting them.
WriteBufferWaterMark	WriteBufferWaterMark is used to set low water mark and high water mark for the write buffer.

Classes in io.netty.channel used by io.netty.channel.local

Class	Description
AbstractChannel	A skeletal Channel implementation.
AbstractChannel.AbstractUnsafe	Channel.Unsafe implementation which sub-classes must extend and use.
AbstractServerChannel	A skeletal server-side Channel implementation.
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelConfig	A set of configuration properties of a Channel.
ChannelMetadata	Represents the properties of a Channel implementation.
ChannelOutboundBuffer	(Transport implementors only) an internal data structure used by AbstractChannel to store its pending outbound write requests.
ChannelOutboundInvoker
ChannelPromise	Special ChannelFuture which is writable.
EventLoop	Will handle all the I/O operations for a Channel once registered.
EventLoopGroup	Special EventExecutorGroup which allows registering Channels that get processed for later selection during the event loop.
IoEventLoopGroup	EventLoopGroup for IoEventLoops.
IoHandle	A handle that can be registered to an IoHandler.
IoHandler	Handles IO dispatching for an ThreadAwareExecutor.
IoHandlerContext	The context for an IoHandler that is run by an ThreadAwareExecutor.
IoHandlerFactory	Factory for IoHandler instances.
IoOps	An IO op that can be submitted to an IoRegistration via IoRegistration.submit(IoOps). // * These submitted IoOps will result in IoEvents on the related IoHandle.
IoRegistration	A registration for IO.
MultithreadEventLoopGroup	Abstract base class for EventLoopGroup implementations that handles their tasks with multiple threads at the same time.
MultiThreadIoEventLoopGroup	IoEventLoopGroup implementation that will handle its tasks with multiple threads.
ServerChannel	A Channel that accepts an incoming connection attempt and creates its child Channels by accepting them.

Classes in io.netty.channel used by io.netty.channel.nio

Class	Description
AbstractChannel	A skeletal Channel implementation.
AbstractChannel.AbstractUnsafe	Channel.Unsafe implementation which sub-classes must extend and use.
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
Channel.Unsafe	Unsafe operations that should never be called from user-code.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelMetadata	Represents the properties of a Channel implementation.
ChannelOutboundBuffer	(Transport implementors only) an internal data structure used by AbstractChannel to store its pending outbound write requests.
ChannelOutboundInvoker
ChannelPromise	Special ChannelFuture which is writable.
EventLoop	Will handle all the I/O operations for a Channel once registered.
EventLoopGroup	Special EventExecutorGroup which allows registering Channels that get processed for later selection during the event loop.
EventLoopTaskQueueFactory	Deprecated. Not used anymore by new IoEventLoopGroup and IoEventLoop implementations
FileRegion	A region of a file that is sent via a Channel which supports zero-copy file transfer.
IoEvent	An IO event that is dispatched to an IoHandle as a result of a previous submitted IoOps.
IoEventLoop	EventLoop that allows to register / deregister IoHandle instances.
IoEventLoopGroup	EventLoopGroup for IoEventLoops.
IoHandle	A handle that can be registered to an IoHandler.
IoHandler	Handles IO dispatching for an ThreadAwareExecutor.
IoHandlerContext	The context for an IoHandler that is run by an ThreadAwareExecutor.
IoHandlerFactory	Factory for IoHandler instances.
IoOps	An IO op that can be submitted to an IoRegistration via IoRegistration.submit(IoOps). // * These submitted IoOps will result in IoEvents on the related IoHandle.
IoRegistration	A registration for IO.
MultithreadEventLoopGroup	Abstract base class for EventLoopGroup implementations that handles their tasks with multiple threads at the same time.
MultiThreadIoEventLoopGroup	IoEventLoopGroup implementation that will handle its tasks with multiple threads.
RecvByteBufAllocator.Handle	Deprecated. Use RecvByteBufAllocator.ExtendedHandle.
SelectStrategyFactory	Factory that creates a new SelectStrategy every time.
SingleThreadEventLoop	Abstract base class for EventLoops that execute all its submitted tasks in a single thread.
SingleThreadIoEventLoop	IoEventLoop implementation that execute all its submitted tasks in a single thread using the provided IoHandler.

Classes in io.netty.channel used by io.netty.channel.oio

Class	Description
AbstractChannel	A skeletal Channel implementation.
AbstractChannel.AbstractUnsafe	Channel.Unsafe implementation which sub-classes must extend and use.
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelMetadata	Represents the properties of a Channel implementation.
ChannelOutboundBuffer	(Transport implementors only) an internal data structure used by AbstractChannel to store its pending outbound write requests.
ChannelOutboundInvoker
EventLoop	Will handle all the I/O operations for a Channel once registered.
EventLoopGroup	Special EventExecutorGroup which allows registering Channels that get processed for later selection during the event loop.
FileRegion	A region of a file that is sent via a Channel which supports zero-copy file transfer.
ThreadPerChannelEventLoopGroup	Deprecated. this will be remove in the next-major release.

Classes in io.netty.channel used by io.netty.channel.pool

Class	Description
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelFuture	The result of an asynchronous Channel I/O operation.

Classes in io.netty.channel used by io.netty.channel.rxtx

Class	Description
AbstractChannel	A skeletal Channel implementation.
AbstractChannel.AbstractUnsafe	Channel.Unsafe implementation which sub-classes must extend and use.
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelConfig	A set of configuration properties of a Channel.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelOption	A ChannelOption allows to configure a ChannelConfig in a type-safe way.
ChannelOutboundInvoker
MessageSizeEstimator	Responsible to estimate the size of a message.
RecvByteBufAllocator	Allocates a new receive buffer whose capacity is probably large enough to read all inbound data and small enough not to waste its space.
WriteBufferWaterMark	WriteBufferWaterMark is used to set low water mark and high water mark for the write buffer.

Classes in io.netty.channel used by io.netty.channel.sctp

Class	Description
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelConfig	A set of configuration properties of a Channel.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelOption	A ChannelOption allows to configure a ChannelConfig in a type-safe way.
ChannelOutboundInvoker
ChannelPromise	Special ChannelFuture which is writable.
DefaultChannelConfig	The default ChannelConfig implementation.
MessageSizeEstimator	Responsible to estimate the size of a message.
RecvByteBufAllocator	Allocates a new receive buffer whose capacity is probably large enough to read all inbound data and small enough not to waste its space.
ServerChannel	A Channel that accepts an incoming connection attempt and creates its child Channels by accepting them.
WriteBufferWaterMark	WriteBufferWaterMark is used to set low water mark and high water mark for the write buffer.

Classes in io.netty.channel used by io.netty.channel.sctp.nio

Class	Description
AbstractChannel	A skeletal Channel implementation.
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelMetadata	Represents the properties of a Channel implementation.
ChannelOutboundBuffer	(Transport implementors only) an internal data structure used by AbstractChannel to store its pending outbound write requests.
ChannelOutboundInvoker
ChannelPromise	Special ChannelFuture which is writable.
ServerChannel	A Channel that accepts an incoming connection attempt and creates its child Channels by accepting them.

Classes in io.netty.channel used by io.netty.channel.sctp.oio

Class	Description
AbstractChannel	A skeletal Channel implementation.
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelMetadata	Represents the properties of a Channel implementation.
ChannelOutboundBuffer	(Transport implementors only) an internal data structure used by AbstractChannel to store its pending outbound write requests.
ChannelOutboundInvoker
ChannelPromise	Special ChannelFuture which is writable.
ServerChannel	A Channel that accepts an incoming connection attempt and creates its child Channels by accepting them.

Classes in io.netty.channel used by io.netty.channel.socket

Class	Description
AddressedEnvelope	A message that wraps another message with a sender address and a recipient address.
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelConfig	A set of configuration properties of a Channel.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelOption	A ChannelOption allows to configure a ChannelConfig in a type-safe way.
ChannelOutboundInvoker
ChannelPromise	Special ChannelFuture which is writable.
DefaultAddressedEnvelope	The default AddressedEnvelope implementation.
DefaultChannelConfig	The default ChannelConfig implementation.
MessageSizeEstimator	Responsible to estimate the size of a message.
RecvByteBufAllocator	Allocates a new receive buffer whose capacity is probably large enough to read all inbound data and small enough not to waste its space.
ServerChannel	A Channel that accepts an incoming connection attempt and creates its child Channels by accepting them.
WriteBufferWaterMark	WriteBufferWaterMark is used to set low water mark and high water mark for the write buffer.

Classes in io.netty.channel used by io.netty.channel.socket.nio

Class	Description
AbstractChannel	A skeletal Channel implementation.
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelConfig	A set of configuration properties of a Channel.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelMetadata	Represents the properties of a Channel implementation.
ChannelOption	A ChannelOption allows to configure a ChannelConfig in a type-safe way.
ChannelOutboundBuffer	(Transport implementors only) an internal data structure used by AbstractChannel to store its pending outbound write requests.
ChannelOutboundInvoker
ChannelPromise	Special ChannelFuture which is writable.
FileRegion	A region of a file that is sent via a Channel which supports zero-copy file transfer.
RecvByteBufAllocator.Handle	Deprecated. Use RecvByteBufAllocator.ExtendedHandle.
ServerChannel	A Channel that accepts an incoming connection attempt and creates its child Channels by accepting them.

Classes in io.netty.channel used by io.netty.channel.socket.oio

Class	Description
AbstractChannel	A skeletal Channel implementation.
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelConfig	A set of configuration properties of a Channel.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelMetadata	Represents the properties of a Channel implementation.
ChannelOption	A ChannelOption allows to configure a ChannelConfig in a type-safe way.
ChannelOutboundBuffer	(Transport implementors only) an internal data structure used by AbstractChannel to store its pending outbound write requests.
ChannelOutboundInvoker
ChannelPromise	Special ChannelFuture which is writable.
DefaultChannelConfig	The default ChannelConfig implementation.
MessageSizeEstimator	Responsible to estimate the size of a message.
RecvByteBufAllocator	Allocates a new receive buffer whose capacity is probably large enough to read all inbound data and small enough not to waste its space.
ServerChannel	A Channel that accepts an incoming connection attempt and creates its child Channels by accepting them.
WriteBufferWaterMark	WriteBufferWaterMark is used to set low water mark and high water mark for the write buffer.

Classes in io.netty.channel used by io.netty.channel.udt

Class	Description
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelConfig	A set of configuration properties of a Channel.
ChannelOption	A ChannelOption allows to configure a ChannelConfig in a type-safe way.
ChannelOutboundInvoker
DefaultChannelConfig	The default ChannelConfig implementation.
MessageSizeEstimator	Responsible to estimate the size of a message.
RecvByteBufAllocator	Allocates a new receive buffer whose capacity is probably large enough to read all inbound data and small enough not to waste its space.
ServerChannel	A Channel that accepts an incoming connection attempt and creates its child Channels by accepting them.
WriteBufferWaterMark	WriteBufferWaterMark is used to set low water mark and high water mark for the write buffer.

Classes in io.netty.channel used by io.netty.channel.udt.nio

Class	Description
AbstractChannel	A skeletal Channel implementation.
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelFactory	Creates a new Channel.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelMetadata	Represents the properties of a Channel implementation.
ChannelOutboundBuffer	(Transport implementors only) an internal data structure used by AbstractChannel to store its pending outbound write requests.
ChannelOutboundInvoker
FileRegion	A region of a file that is sent via a Channel which supports zero-copy file transfer.
ServerChannel	A Channel that accepts an incoming connection attempt and creates its child Channels by accepting them.

Classes in io.netty.channel used by io.netty.channel.unix

Class	Description
AddressedEnvelope	A message that wraps another message with a sender address and a recipient address.
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelConfig	A set of configuration properties of a Channel.
ChannelOption	A ChannelOption allows to configure a ChannelConfig in a type-safe way.
ChannelOutboundBuffer.MessageProcessor
ChannelOutboundInvoker
DefaultAddressedEnvelope	The default AddressedEnvelope implementation.
MessageSizeEstimator	Responsible to estimate the size of a message.
RecvByteBufAllocator	Allocates a new receive buffer whose capacity is probably large enough to read all inbound data and small enough not to waste its space.
ServerChannel	A Channel that accepts an incoming connection attempt and creates its child Channels by accepting them.
WriteBufferWaterMark	WriteBufferWaterMark is used to set low water mark and high water mark for the write buffer.

Classes in io.netty.channel used by io.netty.channel.uring

Class	Description
AbstractChannel	A skeletal Channel implementation.
AbstractChannel.AbstractUnsafe	Channel.Unsafe implementation which sub-classes must extend and use.
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelConfig	A set of configuration properties of a Channel.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelMetadata	Represents the properties of a Channel implementation.
ChannelOption	A ChannelOption allows to configure a ChannelConfig in a type-safe way.
ChannelOutboundInvoker
ChannelPromise	Special ChannelFuture which is writable.
IoEvent	An IO event that is dispatched to an IoHandle as a result of a previous submitted IoOps.
IoHandle	A handle that can be registered to an IoHandler.
IoHandler	Handles IO dispatching for an ThreadAwareExecutor.
IoHandlerContext	The context for an IoHandler that is run by an ThreadAwareExecutor.
IoHandlerFactory	Factory for IoHandler instances.
IoOps	An IO op that can be submitted to an IoRegistration via IoRegistration.submit(IoOps). // * These submitted IoOps will result in IoEvents on the related IoHandle.
IoRegistration	A registration for IO.
ServerChannel	A Channel that accepts an incoming connection attempt and creates its child Channels by accepting them.

Classes in io.netty.channel used by io.netty.handler.address

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.
ChannelPromise	Special ChannelFuture which is writable.

Classes in io.netty.channel used by io.netty.handler.codec

Class	Description
AddressedEnvelope	A message that wraps another message with a sender address and a recipient address.
ChannelDuplexHandler	ChannelHandler implementation which represents a combination out of a ChannelInboundHandler and the ChannelOutboundHandler.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.
ChannelPipeline	A list of ChannelHandlers which handles or intercepts inbound events and outbound operations of a Channel.
ChannelPromise	Special ChannelFuture which is writable.

Classes in io.netty.channel used by io.netty.handler.codec.base64

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.

Classes in io.netty.channel used by io.netty.handler.codec.bytes

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.

Classes in io.netty.channel used by io.netty.handler.codec.compression

Class	Description
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.
ChannelPromise	Special ChannelFuture which is writable.

Classes in io.netty.channel used by io.netty.handler.codec.dns

Class	Description
AddressedEnvelope	A message that wraps another message with a sender address and a recipient address.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.

Classes in io.netty.channel used by io.netty.handler.codec.haproxy

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.

Classes in io.netty.channel used by io.netty.handler.codec.http

Class	Description
ChannelDuplexHandler	ChannelHandler implementation which represents a combination out of a ChannelInboundHandler and the ChannelOutboundHandler.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.
ChannelPipeline	A list of ChannelHandlers which handles or intercepts inbound events and outbound operations of a Channel.
ChannelPromise	Special ChannelFuture which is writable.
CombinedChannelDuplexHandler	Combines a ChannelInboundHandler and a ChannelOutboundHandler into one ChannelHandler.

Classes in io.netty.channel used by io.netty.handler.codec.http.cors

Class	Description
ChannelDuplexHandler	ChannelHandler implementation which represents a combination out of a ChannelInboundHandler and the ChannelOutboundHandler.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelPromise	Special ChannelFuture which is writable.

Classes in io.netty.channel used by io.netty.handler.codec.http.multipart

Class	Description
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.

Classes in io.netty.channel used by io.netty.handler.codec.http.websocketx

Class	Description
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.
ChannelPipeline	A list of ChannelHandlers which handles or intercepts inbound events and outbound operations of a Channel.
ChannelPromise	Special ChannelFuture which is writable.

Classes in io.netty.channel used by io.netty.handler.codec.http.websocketx.extensions

Class	Description
ChannelDuplexHandler	ChannelHandler implementation which represents a combination out of a ChannelInboundHandler and the ChannelOutboundHandler.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.
ChannelPromise	Special ChannelFuture which is writable.

Classes in io.netty.channel used by io.netty.handler.codec.http.websocketx.extensions.compression

Class	Description
ChannelDuplexHandler	ChannelHandler implementation which represents a combination out of a ChannelInboundHandler and the ChannelOutboundHandler.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.

Classes in io.netty.channel used by io.netty.handler.codec.http2

Class	Description
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelDuplexHandler	ChannelHandler implementation which represents a combination out of a ChannelInboundHandler and the ChannelOutboundHandler.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelFutureListener	Listens to the result of a ChannelFuture.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOption	A ChannelOption allows to configure a ChannelConfig in a type-safe way.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundInvoker
ChannelPromise	Special ChannelFuture which is writable.

Classes in io.netty.channel used by io.netty.handler.codec.http3

Class	Description
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelInitializer	A special ChannelInboundHandler which offers an easy way to initialize a Channel once it was registered to its EventLoop.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelPromise	Special ChannelFuture which is writable.

Classes in io.netty.channel used by io.netty.handler.codec.json

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.

Classes in io.netty.channel used by io.netty.handler.codec.marshalling

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.

Classes in io.netty.channel used by io.netty.handler.codec.memcache

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.
ChannelPipeline	A list of ChannelHandlers which handles or intercepts inbound events and outbound operations of a Channel.

Classes in io.netty.channel used by io.netty.handler.codec.memcache.binary

Class	Description
ChannelDuplexHandler	ChannelHandler implementation which represents a combination out of a ChannelInboundHandler and the ChannelOutboundHandler.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.
CombinedChannelDuplexHandler	Combines a ChannelInboundHandler and a ChannelOutboundHandler into one ChannelHandler.

Classes in io.netty.channel used by io.netty.handler.codec.mqtt

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.

Classes in io.netty.channel used by io.netty.handler.codec.protobuf

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.

Classes in io.netty.channel used by io.netty.handler.codec.quic

Class	Description
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelConfig	A set of configuration properties of a Channel.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelFutureListener	Listens to the result of a ChannelFuture.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOption	A ChannelOption allows to configure a ChannelConfig in a type-safe way.
ChannelOutboundInvoker
ChannelProgressivePromise	Special ChannelPromise which will be notified once the associated bytes is transferring.
ChannelPromise	Special ChannelFuture which is writable.
MessageSizeEstimator	Responsible to estimate the size of a message.
RecvByteBufAllocator	Allocates a new receive buffer whose capacity is probably large enough to read all inbound data and small enough not to waste its space.
WriteBufferWaterMark	WriteBufferWaterMark is used to set low water mark and high water mark for the write buffer.

Classes in io.netty.channel used by io.netty.handler.codec.redis

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.
ChannelPipeline	A list of ChannelHandlers which handles or intercepts inbound events and outbound operations of a Channel.

Classes in io.netty.channel used by io.netty.handler.codec.rtsp

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.

Classes in io.netty.channel used by io.netty.handler.codec.sctp

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.

Classes in io.netty.channel used by io.netty.handler.codec.serialization

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.

Classes in io.netty.channel used by io.netty.handler.codec.smtp

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.

Classes in io.netty.channel used by io.netty.handler.codec.socks

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.

Classes in io.netty.channel used by io.netty.handler.codec.socksx

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.

Classes in io.netty.channel used by io.netty.handler.codec.socksx.v4

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.

Classes in io.netty.channel used by io.netty.handler.codec.socksx.v5

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.

Classes in io.netty.channel used by io.netty.handler.codec.spdy

Class	Description
ChannelDuplexHandler	ChannelHandler implementation which represents a combination out of a ChannelInboundHandler and the ChannelOutboundHandler.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.
ChannelPromise	Special ChannelFuture which is writable.
CombinedChannelDuplexHandler	Combines a ChannelInboundHandler and a ChannelOutboundHandler into one ChannelHandler.

Classes in io.netty.channel used by io.netty.handler.codec.stomp

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.
ChannelPipeline	A list of ChannelHandlers which handles or intercepts inbound events and outbound operations of a Channel.

Classes in io.netty.channel used by io.netty.handler.codec.string

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.

Classes in io.netty.channel used by io.netty.handler.codec.xml

Class	Description
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.

Classes in io.netty.channel used by io.netty.handler.flow

Class	Description
ChannelDuplexHandler	ChannelHandler implementation which represents a combination out of a ChannelInboundHandler and the ChannelOutboundHandler.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.

Classes in io.netty.channel used by io.netty.handler.flush

Class	Description
ChannelDuplexHandler	ChannelHandler implementation which represents a combination out of a ChannelInboundHandler and the ChannelOutboundHandler.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelPromise	Special ChannelFuture which is writable.

Classes in io.netty.channel used by io.netty.handler.ipfilter

Class	Description
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.

Classes in io.netty.channel used by io.netty.handler.logging

Class	Description
ChannelDuplexHandler	ChannelHandler implementation which represents a combination out of a ChannelInboundHandler and the ChannelOutboundHandler.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelPromise	Special ChannelFuture which is writable.

Classes in io.netty.channel used by io.netty.handler.pcap

Class	Description
ChannelDuplexHandler	ChannelHandler implementation which represents a combination out of a ChannelInboundHandler and the ChannelOutboundHandler.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelPromise	Special ChannelFuture which is writable.

Classes in io.netty.channel used by io.netty.handler.proxy

Class	Description
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelDuplexHandler	ChannelHandler implementation which represents a combination out of a ChannelInboundHandler and the ChannelOutboundHandler.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelPromise	Special ChannelFuture which is writable.

Classes in io.netty.channel used by io.netty.handler.ssl

Class	Description
Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
ChannelFuture	The result of an asynchronous Channel I/O operation.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelPromise	Special ChannelFuture which is writable.

Classes in io.netty.channel used by io.netty.handler.ssl.ocsp

Class	Description
ChannelFactory	Creates a new Channel.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
EventLoop	Will handle all the I/O operations for a Channel once registered.

Classes in io.netty.channel used by io.netty.handler.stream

Class	Description
ChannelDuplexHandler	ChannelHandler implementation which represents a combination out of a ChannelInboundHandler and the ChannelOutboundHandler.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelPromise	Special ChannelFuture which is writable.

Classes in io.netty.channel used by io.netty.handler.timeout

Class	Description
ChannelDuplexHandler	ChannelHandler implementation which represents a combination out of a ChannelInboundHandler and the ChannelOutboundHandler.
ChannelException	A RuntimeException which is thrown when an I/O operation fails.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelOutboundHandlerAdapter	Skeleton implementation of a ChannelOutboundHandler.
ChannelPromise	Special ChannelFuture which is writable.

Classes in io.netty.channel used by io.netty.handler.traffic

Class	Description
ChannelDuplexHandler	ChannelHandler implementation which represents a combination out of a ChannelInboundHandler and the ChannelOutboundHandler.
ChannelHandler	Handles an I/O event or intercepts an I/O operation, and forwards it to its next handler in its ChannelPipeline.
ChannelHandler.Sharable	Indicates that the same instance of the annotated ChannelHandler can be added to one or more ChannelPipelines multiple times without a race condition.
ChannelHandlerAdapter	Skeleton implementation of a ChannelHandler.
ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
ChannelInboundHandler	ChannelHandler which adds callbacks for state changes.
ChannelInboundHandlerAdapter	Abstract base class for ChannelInboundHandler implementations which provide implementations of all of their methods.
ChannelOutboundHandler	ChannelHandler which will get notified for IO-outbound-operations.
ChannelPromise	Special ChannelFuture which is writable.

Classes in io.netty.channel used by io.netty.resolver.dns

Class	Description
AddressedEnvelope	A message that wraps another message with a sender address and a recipient address.
ChannelFactory	Creates a new Channel.
ChannelFuture	The result of an asynchronous Channel I/O operation.
EventLoop	Will handle all the I/O operations for a Channel once registered.