On 9/28/07, tiandike <[EMAIL PROTECTED]> wrote:
>
> as you said "For an application with a ProtocolCodecFilter implemetation and
> a
> usual IoHandler implementation with database operations, I'd suggest
> you to add the ExecutorFilter after the ProtocolCodecFilter
> implementation. "
>
> do you mean:
>
> cfg.getFilterChain().addLast(
> "codec",
> new ProtocolCodecFilter(new TextLineCodecFactory(Charset
> .forName("UTF-8"))));
>
> cfg.getFilterChain().addLast("threadPool", new
> ExecutorFilter(Executors.newCachedThreadPool()));
>
> ??
>
> if i put ExecutorFilter before ProtocolCodecFilter , do it has the same
> effect?
No. ExecutorFilter is usually put after ProtocolCodecFilter, because
it is often optimal for a codec code to run in the same thread with
the I/O thread.
Adding an ExecutorFilter before ProtocolCodecFilter, your codec code
runs in a different thread from the I/O threads.
HTH,
Trustin
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