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From Julien Vermillard <jvermill...@archean.fr>
Subject Re: Mina serial communication - filter not used?
Date Wed, 06 Feb 2008 16:36:57 GMT
On Wed, 6 Feb 2008 06:56:06 -0800 (PST)
Konrad Bösche <bika200x@web.de> wrote:

> 
> 
> Hello,
> 
> I'm developing a connection tool that supports UDP and serial(RS232)
> connections. 
> There's an IConnector instance that can be either a
> NioDatagramConnector or a SerialConnector. In both cases I'm adding a
> ProtocolCodecFilter. The corresponding encoder/decoder instances are
> working fine (tested with NioDatagramConnector), but when
> writing/receiving a message over a serial session, it seems as the
> encoder/decoder is not used. The encode() or doDecode() method is
> never called. Even the getEncoder() and getDecoder() methods from
> ProtocolCodecFactory are not called. Is it possible that there’s a
> bug in SerialSessionImpl that prevents the usage of my filter? Here’s
> the code for my SerialConnector initialization:
> 
> connector = new SerialConnector();            
> address = new SerialAddress("COM1", 115200, DataBits.DATABITS_8,
> StopBits.BITS_1, Parity.NONE, FlowControl.NONE);
> connector.getSessionConfig().setReadBufferSize(120000);                        
> connector.getFilterChain().addLast( "protocol-codec", new
> ProtocolCodecFilter(new CommProtocolCodecFactory()) );
> connector.setHandler(new InternalIoHandler());
> ConnectFuture cf = connector.connect(address);
> try {
> cf.await();
> session = cf.getSession();
> } catch (Exception e) {
> e.printStackTrace();
> }   
> WriteFuture wf = session.write(object);
> 
> I'm using Mina core and serial bundle from the ASF Maven 2 snapshot
> repository (mina-core-2.0.0-M1-20080117.051022-115.jar and
> mina-transport-serial-2.0.0-M1-20080124.103130-71.jar)
> 
> I would be grateful for any answers.
> 
> Kind regards from Berlin,
> Konrad
> 

Hi Konrad,

It's sounding pretty weird, I'm sure to have tested it against a codec
filter. I'm going to check that.

Julien

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