Class ObjectEchoClientHandler
java.lang.Object
org.jboss.netty.channel.SimpleChannelUpstreamHandler
org.jboss.netty.example.objectecho.ObjectEchoClientHandler
- All Implemented Interfaces:
ChannelHandler
,ChannelUpstreamHandler
Handler implementation for the object echo client. It initiates the
ping-pong traffic between the object echo client and server by sending the
first message to the server.
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Nested Class Summary
Nested classes/interfaces inherited from interface org.jboss.netty.channel.ChannelHandler
ChannelHandler.Sharable
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Field Summary
Fields -
Constructor Summary
ConstructorsConstructorDescriptionObjectEchoClientHandler
(int firstMessageSize) Creates a client-side handler. -
Method Summary
Modifier and TypeMethodDescriptionvoid
Invoked when aChannel
is open, bound to a local address, and connected to a remote address.void
Invoked when an exception was raised by an I/O thread or aChannelHandler
.long
void
Handles the specified upstream event.void
Invoked when a message object (e.g:ChannelBuffer
) was received from a remote peer.Methods inherited from class org.jboss.netty.channel.SimpleChannelUpstreamHandler
channelBound, channelClosed, channelDisconnected, channelInterestChanged, channelOpen, channelUnbound, childChannelClosed, childChannelOpen, writeComplete
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Field Details
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firstMessage
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transferredMessages
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Constructor Details
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ObjectEchoClientHandler
public ObjectEchoClientHandler(int firstMessageSize) Creates a client-side handler.
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Method Details
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getTransferredMessages
public long getTransferredMessages() -
handleUpstream
Description copied from class:SimpleChannelUpstreamHandler
Handles the specified upstream event. Down-casts the received upstream event into more meaningful sub-type event and calls an appropriate handler method with the down-casted event.- Specified by:
handleUpstream
in interfaceChannelUpstreamHandler
- Overrides:
handleUpstream
in classSimpleChannelUpstreamHandler
- Parameters:
ctx
- the context object for this handlere
- the upstream event to process or intercept- Throws:
Exception
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channelConnected
Description copied from class:SimpleChannelUpstreamHandler
Invoked when aChannel
is open, bound to a local address, and connected to a remote address.
Be aware that this event is fired from within the I/O thread. You should never execute any heavy operation in there as it will block the dispatching to other workers!- Overrides:
channelConnected
in classSimpleChannelUpstreamHandler
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messageReceived
Description copied from class:SimpleChannelUpstreamHandler
Invoked when a message object (e.g:ChannelBuffer
) was received from a remote peer.- Overrides:
messageReceived
in classSimpleChannelUpstreamHandler
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exceptionCaught
Description copied from class:SimpleChannelUpstreamHandler
Invoked when an exception was raised by an I/O thread or aChannelHandler
.- Overrides:
exceptionCaught
in classSimpleChannelUpstreamHandler
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