Package io.netty.util
Interface AttributeMap
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- All Known Subinterfaces:
Channel
,ChannelHandlerContext
,DatagramChannel
,DomainDatagramChannel
,DomainSocketChannel
,DuplexChannel
,Http2StreamChannel
,SctpChannel
,SctpServerChannel
,ServerChannel
,ServerDomainSocketChannel
,ServerSocketChannel
,SocketChannel
,UdtChannel
,UdtServerChannel
,UnixChannel
- All Known Implementing Classes:
AbstractChannel
,AbstractEpollServerChannel
,AbstractEpollStreamChannel
,AbstractKQueueServerChannel
,AbstractKQueueStreamChannel
,AbstractNioByteChannel
,AbstractNioChannel
,AbstractNioMessageChannel
,AbstractOioByteChannel
,AbstractOioChannel
,AbstractOioMessageChannel
,AbstractServerChannel
,DefaultAttributeMap
,EmbeddedChannel
,EpollDatagramChannel
,EpollDomainDatagramChannel
,EpollDomainSocketChannel
,EpollServerDomainSocketChannel
,EpollServerSocketChannel
,EpollSocketChannel
,IoUringDatagramChannel
,IoUringServerSocketChannel
,IoUringSocketChannel
,KQueueDatagramChannel
,KQueueDomainDatagramChannel
,KQueueDomainSocketChannel
,KQueueServerDomainSocketChannel
,KQueueServerSocketChannel
,KQueueSocketChannel
,LocalChannel
,LocalServerChannel
,NioDatagramChannel
,NioDomainSocketChannel
,NioSctpChannel
,NioSctpServerChannel
,NioServerDomainSocketChannel
,NioServerSocketChannel
,NioSocketChannel
,NioUdtAcceptorChannel
,NioUdtByteAcceptorChannel
,NioUdtByteConnectorChannel
,NioUdtByteRendezvousChannel
,NioUdtMessageAcceptorChannel
,NioUdtMessageConnectorChannel
,NioUdtMessageRendezvousChannel
,OioByteStreamChannel
,OioDatagramChannel
,OioSctpChannel
,OioSctpServerChannel
,OioServerSocketChannel
,OioSocketChannel
,RxtxChannel
public interface AttributeMap
HoldsAttribute
s which can be accessed viaAttributeKey
. Implementations must be Thread-safe.
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description <T> Attribute<T>
attr(AttributeKey<T> key)
Get theAttribute
for the givenAttributeKey
.<T> boolean
hasAttr(AttributeKey<T> key)
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Method Detail
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attr
<T> Attribute<T> attr(AttributeKey<T> key)
Get theAttribute
for the givenAttributeKey
. This method will never return null, but may return anAttribute
which does not have a value set yet.
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hasAttr
<T> boolean hasAttr(AttributeKey<T> key)
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