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Hi,
I am trying to connect to a server with mina. The server sends a hello message on socket connect, then I send it a command and want to receive the servers reply in the message body. camel-mina connects server <-- welcome message command --> <-- reply Basically I need to skip, or parse and skip the welcome message, and then decode the reply. With mina I can get only the servers welcome message. I read in a thread<http://camel.465427.n5.nabble.com/Single-request-with-multiple-replies-over-TCP-td5022206.html>on this subject that mina2 supports this kind of scenario, but I can't find any documentation on mina2. Does mina2 indeed support this? Many thanks, Alexander |
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On Mon, Jun 18, 2012 at 3:05 PM, Alexander Kaiser
<[hidden email]> wrote: > Hi, > > I am trying to connect to a server with mina. The server sends a hello > message on socket connect, then I send it a command and want to receive the > servers reply in the message body. > > camel-mina connects server > <-- welcome message > command --> > <-- reply > > Basically I need to skip, or parse and skip the welcome message, and then > decode the reply. > > With mina I can get only the servers welcome message. I read in a > thread<http://camel.465427.n5.nabble.com/Single-request-with-multiple-replies-over-TCP-td5022206.html>on > this subject that mina2 supports this kind of scenario, but I can't > find > any documentation on mina2. > > Does mina2 indeed support this? > > Many thanks, > Alexander What protocol are you using? A text based, with a line terminator or something? You could possible build a custom codec, that understands the welcome message, and is capable of skipping that. -- Claus Ibsen ----------------- FuseSource Email: [hidden email] Web: http://fusesource.com Twitter: davsclaus, fusenews Blog: http://davsclaus.com Author of Camel in Action: http://www.manning.com/ibsen |
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Hi Claus,
thanks for your reply! The protocol is indeed line based. I actually tried to write my own codec, but without success, the decode method always was called two times, and only the result of the first call ended up in the message body. That's why I was asking for mina2 docu. Anyway, I ended up writing my own component, which also gives me a very nice concise URI, so I am happy with that. But of course now I had to implement some low level socket communication which I had wanted to avoid initially. Alexander 2012/6/19 Claus Ibsen <[hidden email]> > On Mon, Jun 18, 2012 at 3:05 PM, Alexander Kaiser > <[hidden email]> wrote: > > Hi, > > > > I am trying to connect to a server with mina. The server sends a hello > > message on socket connect, then I send it a command and want to receive > the > > servers reply in the message body. > > > > camel-mina connects server > > <-- welcome message > > command --> > > <-- reply > > > > Basically I need to skip, or parse and skip the welcome message, and then > > decode the reply. > > > > With mina I can get only the servers welcome message. I read in a > > thread< > http://camel.465427.n5.nabble.com/Single-request-with-multiple-replies-over-TCP-td5022206.html > >on > > this subject that mina2 supports this kind of scenario, but I can't > > find > > any documentation on mina2. > > > > Does mina2 indeed support this? > > > > Many thanks, > > Alexander > > What protocol are you using? > A text based, with a line terminator or something? > > You could possible build a custom codec, that understands the welcome > message, and is capable of skipping that. > > > > > -- > Claus Ibsen > ----------------- > FuseSource > Email: [hidden email] > Web: http://fusesource.com > Twitter: davsclaus, fusenews > Blog: http://davsclaus.com > Author of Camel in Action: http://www.manning.com/ibsen > -- Alexander |
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On Wed, Jun 20, 2012 at 10:21 PM, Alexander Kaiser
<[hidden email]> wrote: > Hi Claus, > > thanks for your reply! The protocol is indeed line based. I actually tried > to write my own codec, but without success, the decode method always was > called two times, and only the result of the first call ended up in the > message body. That's why I was asking for mina2 docu. > Oh I think your use-case has been covered before, and that Mina / Mina2 can do this with a custom codec and/or filter. I think it offers a filtering approach so you ought to be able to filter the welcome message, and prevent it from going forward to the other codec / filters. And this only trigger your codec / textline codec to fire once. I suggest to ask this / read the mina docs / search the mina community about this use-case. And maybe also try look at stackoverflow as someone else must have found a solution for this. > Anyway, I ended up writing my own component, which also gives me a very > nice concise URI, so I am happy with that. But of course now I had to > implement some low level socket communication which I had wanted to avoid > initially. > Well you can use mina for that. > Alexander > > 2012/6/19 Claus Ibsen <[hidden email]> > >> On Mon, Jun 18, 2012 at 3:05 PM, Alexander Kaiser >> <[hidden email]> wrote: >> > Hi, >> > >> > I am trying to connect to a server with mina. The server sends a hello >> > message on socket connect, then I send it a command and want to receive >> the >> > servers reply in the message body. >> > >> > camel-mina connects server >> > <-- welcome message >> > command --> >> > <-- reply >> > >> > Basically I need to skip, or parse and skip the welcome message, and then >> > decode the reply. >> > >> > With mina I can get only the servers welcome message. I read in a >> > thread< >> http://camel.465427.n5.nabble.com/Single-request-with-multiple-replies-over-TCP-td5022206.html >> >on >> > this subject that mina2 supports this kind of scenario, but I can't >> > find >> > any documentation on mina2. >> > >> > Does mina2 indeed support this? >> > >> > Many thanks, >> > Alexander >> >> What protocol are you using? >> A text based, with a line terminator or something? >> >> You could possible build a custom codec, that understands the welcome >> message, and is capable of skipping that. >> >> >> >> >> -- >> Claus Ibsen >> ----------------- >> FuseSource >> Email: [hidden email] >> Web: http://fusesource.com >> Twitter: davsclaus, fusenews >> Blog: http://davsclaus.com >> Author of Camel in Action: http://www.manning.com/ibsen >> > > > > -- > Alexander -- Claus Ibsen ----------------- FuseSource Email: [hidden email] Web: http://fusesource.com Twitter: davsclaus, fusenews Blog: http://davsclaus.com Author of Camel in Action: http://www.manning.com/ibsen |
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