Uses of Interface
io.netty.util.AttributeMap

Packages that use AttributeMap

Package	Description
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.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.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.codec.http2	Handlers for sending and receiving HTTP/2 frames.
io.netty.handler.codec.quic	QUIC implementation
io.netty.handler.ssl	SSL · TLS implementation based on SSLEngine
io.netty.util	Utility classes used across multiple packages.

Uses of AttributeMap in io.netty.channel

Subinterfaces of AttributeMap in io.netty.channel

Modifier and Type	Interface	Description
interface	Channel	A nexus to a network socket or a component which is capable of I/O operations such as read, write, connect, and bind.
interface	ChannelHandlerContext	Enables a ChannelHandler to interact with its ChannelPipeline and other handlers.
interface	ServerChannel	A Channel that accepts an incoming connection attempt and creates its child Channels by accepting them.

Classes in io.netty.channel that implement AttributeMap

Modifier and Type	Class	Description
class	AbstractChannel	A skeletal Channel implementation.
class	AbstractServerChannel	A skeletal server-side Channel implementation.

Uses of AttributeMap in io.netty.channel.embedded

Classes in io.netty.channel.embedded that implement AttributeMap

Modifier and Type	Class	Description
class	EmbeddedChannel	Base class for Channel implementations that are used in an embedded fashion.

Uses of AttributeMap in io.netty.channel.epoll

Classes in io.netty.channel.epoll that implement AttributeMap

Modifier and Type	Class	Description
class	AbstractEpollServerChannel
class	AbstractEpollStreamChannel
final class	EpollDatagramChannel	DatagramChannel implementation that uses linux EPOLL Edge-Triggered Mode for maximal performance.
final class	EpollDomainDatagramChannel
final class	EpollDomainSocketChannel
final class	EpollServerDomainSocketChannel
final class	EpollServerSocketChannel	ServerSocketChannel implementation that uses linux EPOLL Edge-Triggered Mode for maximal performance.
final class	EpollSocketChannel	SocketChannel implementation that uses linux EPOLL Edge-Triggered Mode for maximal performance.

Uses of AttributeMap in io.netty.channel.kqueue

Classes in io.netty.channel.kqueue that implement AttributeMap

Modifier and Type	Class	Description
class	AbstractKQueueServerChannel
class	AbstractKQueueStreamChannel
final class	KQueueDatagramChannel
final class	KQueueDomainDatagramChannel
final class	KQueueDomainSocketChannel
final class	KQueueServerDomainSocketChannel
final class	KQueueServerSocketChannel
final class	KQueueSocketChannel

Uses of AttributeMap in io.netty.channel.local

Classes in io.netty.channel.local that implement AttributeMap

Modifier and Type	Class	Description
class	LocalChannel	A Channel for the local transport.
class	LocalServerChannel	A ServerChannel for the local transport which allows in VM communication.

Uses of AttributeMap in io.netty.channel.nio

Classes in io.netty.channel.nio that implement AttributeMap

Modifier and Type	Class	Description
class	AbstractNioByteChannel	AbstractNioChannel base class for Channels that operate on bytes.
class	AbstractNioChannel	Abstract base class for Channel implementations which use a Selector based approach.
class	AbstractNioMessageChannel	AbstractNioChannel base class for Channels that operate on messages.

Uses of AttributeMap in io.netty.channel.oio

Classes in io.netty.channel.oio that implement AttributeMap

Modifier and Type	Class	Description
class	AbstractOioByteChannel	Deprecated. use NIO / EPOLL / KQUEUE transport.
class	AbstractOioChannel	Deprecated. use NIO / EPOLL / KQUEUE transport.
class	AbstractOioMessageChannel	Deprecated. use NIO / EPOLL / KQUEUE transport.
class	OioByteStreamChannel	Deprecated. use NIO / EPOLL / KQUEUE transport.

Uses of AttributeMap in io.netty.channel.rxtx

Classes in io.netty.channel.rxtx that implement AttributeMap

Modifier and Type	Class	Description
class	RxtxChannel	Deprecated. this transport will be removed in the next major version.

Uses of AttributeMap in io.netty.channel.sctp

Subinterfaces of AttributeMap in io.netty.channel.sctp

Modifier and Type	Interface	Description
interface	SctpChannel	A SCTP/IP Channel interface for single SCTP association.
interface	SctpServerChannel	A SCTP/IP ServerChannel which accepts incoming SCTP/IP associations.

Uses of AttributeMap in io.netty.channel.sctp.nio

Classes in io.netty.channel.sctp.nio that implement AttributeMap

Modifier and Type	Class	Description
class	NioSctpChannel	SctpChannel implementation which use non-blocking mode and allows to read / write SctpMessages to the underlying SctpChannel.
class	NioSctpServerChannel	SctpServerChannel implementation which use non-blocking mode to accept new connections and create the NioSctpChannel for them.

Uses of AttributeMap in io.netty.channel.sctp.oio

Classes in io.netty.channel.sctp.oio that implement AttributeMap

Modifier and Type	Class	Description
class	OioSctpChannel	Deprecated. use NioSctpChannel.
class	OioSctpServerChannel	Deprecated. use NioSctpServerChannel.

Uses of AttributeMap in io.netty.channel.socket

Subinterfaces of AttributeMap in io.netty.channel.socket

Modifier and Type	Interface	Description
interface	DatagramChannel	A UDP/IP Channel.
interface	DuplexChannel	A duplex Channel that has two sides that can be shutdown independently.
interface	ServerSocketChannel	A TCP/IP ServerChannel which accepts incoming TCP/IP connections.
interface	SocketChannel	A TCP/IP socket Channel.

Uses of AttributeMap in io.netty.channel.socket.nio

Classes in io.netty.channel.socket.nio that implement AttributeMap

Modifier and Type	Class	Description
final class	NioDatagramChannel	An NIO datagram Channel that sends and receives an AddressedEnvelopeinvalid input: '<'ByteBuf, SocketAddress>.
final class	NioDomainSocketChannel	DuplexChannel which uses NIO selector based implementation to support UNIX Domain Sockets.
final class	NioServerDomainSocketChannel	A ServerChannel implementation which uses NIO selector based implementation to support UNIX Domain Sockets.
class	NioServerSocketChannel	A ServerSocketChannel implementation which uses NIO selector based implementation to accept new connections.
class	NioSocketChannel	SocketChannel which uses NIO selector based implementation.

Uses of AttributeMap in io.netty.channel.socket.oio

Classes in io.netty.channel.socket.oio that implement AttributeMap

Modifier and Type	Class	Description
class	OioDatagramChannel	Deprecated. use NIO / EPOLL / KQUEUE transport.
class	OioServerSocketChannel	Deprecated. use NIO / EPOLL / KQUEUE transport.
class	OioSocketChannel	Deprecated. use NIO / EPOLL / KQUEUE transport.

Uses of AttributeMap in io.netty.channel.udt

Subinterfaces of AttributeMap in io.netty.channel.udt

Modifier and Type	Interface	Description
interface	UdtChannel	Deprecated. The UDT transport is no longer maintained and will be removed.
interface	UdtServerChannel	Deprecated. The UDT transport is no longer maintained and will be removed.

Uses of AttributeMap in io.netty.channel.udt.nio

Classes in io.netty.channel.udt.nio that implement AttributeMap

Modifier and Type	Class	Description
class	NioUdtAcceptorChannel	Deprecated. The UDT transport is no longer maintained and will be removed.
class	NioUdtByteAcceptorChannel	Deprecated. The UDT transport is no longer maintained and will be removed.
class	NioUdtByteConnectorChannel	Deprecated. The UDT transport is no longer maintained and will be removed.
class	NioUdtByteRendezvousChannel	Deprecated. The UDT transport is no longer maintained and will be removed.
class	NioUdtMessageAcceptorChannel	Deprecated. The UDT transport is no longer maintained and will be removed.
class	NioUdtMessageConnectorChannel	Deprecated. The UDT transport is no longer maintained and will be removed.
class	NioUdtMessageRendezvousChannel	Deprecated. The UDT transport is no longer maintained and will be removed.

Uses of AttributeMap in io.netty.channel.unix

Subinterfaces of AttributeMap in io.netty.channel.unix

Modifier and Type	Interface	Description
interface	DomainDatagramChannel	A UnixChannel that supports communication via UNIX domain datagram sockets.
interface	DomainSocketChannel	A UnixChannel that supports communication via Unix Domain Socket.
interface	ServerDomainSocketChannel	ServerChannel that accepts DomainSocketChannel's via Unix Domain Socket.
interface	UnixChannel	Channel that expose operations that are only present on UNIX like systems.

Uses of AttributeMap in io.netty.channel.uring

Classes in io.netty.channel.uring that implement AttributeMap

Modifier and Type	Class	Description
final class	IoUringDatagramChannel
final class	IoUringDomainSocketChannel	DomainSocketChannel implementation that uses linux io_uring
final class	IoUringServerDomainSocketChannel
final class	IoUringServerSocketChannel
final class	IoUringSocketChannel

Uses of AttributeMap in io.netty.handler.codec.http2

Subinterfaces of AttributeMap in io.netty.handler.codec.http2

Modifier and Type	Interface	Description
interface	Http2StreamChannel

Uses of AttributeMap in io.netty.handler.codec.quic

Subinterfaces of AttributeMap in io.netty.handler.codec.quic

Modifier and Type	Interface	Description
interface	QuicChannel	A QUIC Channel.
interface	QuicStreamChannel	A QUIC stream.

Uses of AttributeMap in io.netty.handler.ssl

Methods in io.netty.handler.ssl that return AttributeMap

Modifier and Type	Method	Description
final AttributeMap	SslContext.attributes()	Returns the AttributeMap that belongs to this SslContext .

Uses of AttributeMap in io.netty.util

Classes in io.netty.util that implement AttributeMap

Modifier and Type	Class	Description
class	DefaultAttributeMap	Default AttributeMap implementation which not exibit any blocking behaviour on attribute lookup while using a copy-on-write approach on the modify path. Attributes lookup and remove exibit O(logn) time worst-case complexity, hence attribute::set(null) is to be preferred to remove.