| 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.socket | Abstract TCP and UDP socket interfaces which extend the core channel API. | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | DefaultAddressedEnvelope<M,A extends SocketAddress>The default  AddressedEnvelopeimplementation. | 
| Modifier and Type | Method and Description | 
|---|---|
| AddressedEnvelope<M,A> | DefaultAddressedEnvelope. retain() | 
| AddressedEnvelope<M,A> | AddressedEnvelope. retain() | 
| AddressedEnvelope<M,A> | DefaultAddressedEnvelope. retain(int increment) | 
| AddressedEnvelope<M,A> | AddressedEnvelope. retain(int increment) | 
| AddressedEnvelope<M,A> | DefaultAddressedEnvelope. touch() | 
| AddressedEnvelope<M,A> | AddressedEnvelope. touch() | 
| AddressedEnvelope<M,A> | DefaultAddressedEnvelope. touch(Object hint) | 
| AddressedEnvelope<M,A> | AddressedEnvelope. touch(Object hint) | 
| Modifier and Type | Class and Description | 
|---|---|
| class  | DatagramPacketThe message container that is used for  DatagramChannelto communicate with the remote peer. | 
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