| Package | Description | 
|---|---|
| io.netty.channel | 
 The core channel API which is asynchronous and event-driven abstraction of
 various transports such as a
 NIO Channel. 
 | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
DefaultChannelProgressivePromise
The default  
ChannelProgressivePromise implementation. | 
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