io.reactivex.netty.contexts

Class AbstractContextHandler<R,W>

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.ChannelInboundHandlerAdapter

io.netty.channel.ChannelDuplexHandler

io.reactivex.netty.contexts.AbstractContextHandler<R,W>

Type Parameters:

R - The type of object this handler will read.

W - The type of object this handler will write.

All Implemented Interfaces:

io.netty.channel.ChannelHandler, io.netty.channel.ChannelInboundHandler, io.netty.channel.ChannelOutboundHandler

Direct Known Subclasses:

AbstractClientContextHandler, AbstractServerContextHandler

public abstract class AbstractContextHandler<R,W>
extends io.netty.channel.ChannelDuplexHandler

Nested Class Summary

Nested classes/interfaces inherited from interface io.netty.channel.ChannelHandler

io.netty.channel.ChannelHandler.Sharable

Field Summary

Fields

Modifier and Type	Field and Description
protected static org.slf4j.Logger	logger

Constructor Summary

Constructors

Constructor and Description
AbstractContextHandler()

Method Summary

Methods

Modifier and Type	Method and Description
protected abstract void	addKey(W msg, java.lang.String key, java.lang.String value) Adds a key to the message that is written.
protected abstract boolean	isAcceptableToRead(java.lang.Object msg) Asserts whether the passed message is an acceptable object type to read.
protected abstract boolean	isAcceptableToWrite(java.lang.Object msg) Asserts whether the passed message is an acceptable object type to write.
protected abstract ContextKeySupplier	newKeySupplierForRead(R msg) Creates a new ContextKeySupplier for the passed message that is being read.
protected abstract ContextKeySupplier	newKeySupplierForWrite(W msg) Creates a new ContextKeySupplier for the passed message to be written.

Methods inherited from class io.netty.channel.ChannelDuplexHandler

bind, close, connect, deregister, disconnect, flush, read, write

Methods inherited from class io.netty.channel.ChannelInboundHandlerAdapter

channelActive, channelInactive, channelRead, channelReadComplete, channelRegistered, channelUnregistered, channelWritabilityChanged, exceptionCaught, userEventTriggered

Methods inherited from class io.netty.channel.ChannelHandlerAdapter

handlerAdded, handlerRemoved, isSharable

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface io.netty.channel.ChannelHandler

exceptionCaught, handlerAdded, handlerRemoved

Field Detail

logger

protected static final org.slf4j.Logger logger

Constructor Detail

AbstractContextHandler

public AbstractContextHandler()

Method Detail

isAcceptableToRead

protected abstract boolean isAcceptableToRead(java.lang.Object msg)

Asserts whether the passed message is an acceptable object type to read. If it is not, this handler will just pass this message further in the pipeline.

Parameters:

msg - Message that is being read.

Returns:

true if the message is acceptable.

isAcceptableToWrite

protected abstract boolean isAcceptableToWrite(java.lang.Object msg)

Asserts whether the passed message is an acceptable object type to write. If it is not, this handler will just pass this message further in the pipeline.

Parameters:

msg - Message that is being written.

Returns:

true if the message is acceptable.

addKey

protected abstract void addKey(W msg,
          java.lang.String key,
          java.lang.String value)

Adds a key to the message that is written.

Parameters:

msg - Message that is being written.

key - Key name to add.

value - Key value to add.

newKeySupplierForWrite

protected abstract ContextKeySupplier newKeySupplierForWrite(W msg)

Creates a new ContextKeySupplier for the passed message to be written.

Parameters:

msg - Message to be written.

Returns:

The newly created ContextKeySupplier

newKeySupplierForRead

protected abstract ContextKeySupplier newKeySupplierForRead(R msg)

Creates a new ContextKeySupplier for the passed message that is being read.

Parameters:

msg - Message that is being read.

Returns:

The newly created ContextKeySupplier