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.group	A channel registry which helps a user maintain the list of open Channels and perform bulk operations on them.
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.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).

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

Class and 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 and Description
AbstractChannel A skeletal Channel implementation.
AbstractChannel.AbstractUnsafe 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.
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.
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 and Description
AbstractChannel A skeletal Channel implementation.
AbstractChannel.AbstractUnsafe 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.group

Class and 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.local

Class and Description
AbstractChannel A skeletal Channel implementation.
AbstractChannel.AbstractUnsafe 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
DefaultEventLoopGroup MultithreadEventLoopGroup which must be used for the local transport.
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.
MultithreadEventLoopGroup Abstract base class for EventLoopGroup implementations that handles their tasks with multiple threads at the same time.
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 and Description
AbstractChannel A skeletal Channel implementation.
AbstractChannel.AbstractUnsafe 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 Factory used to create Queue instances that will be used to store tasks for an EventLoop.
FileRegion A region of a file that is sent via a Channel which supports zero-copy file transfer.
MultithreadEventLoopGroup Abstract base class for EventLoopGroup implementations that handles their tasks with multiple threads at the same time.
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.

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

Class and Description
AbstractChannel A skeletal Channel implementation.
AbstractChannel.AbstractUnsafe 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 and 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.socket

Class and 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 and 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 and 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.