[erlang-questions] Best way to interface Erlang with Java code

zabrane Mikael <>
Thu Dec 10 22:01:50 CET 2009


Thanks for pointing that out. I was outside ... the Erlang  code is correct
 Garry.


2009/12/10 Garry Hodgson <>

> zabrane Mikael wrote:
>
>  loop(Port, <<>>).
>>
>> and collecte what the "Java" program send back (I'm expecting the same
>> "Hello World"):
>>
>> loop(Port, Bin) ->
>> receive
>> {Port, {data, Bin}} ->
>>  loop(Port, [Bin | Data]);
>> {Port, {exit_status, Status}} ->
>>       {exit_status, Status, list_to_binary([lists:reverse(Data)])};
>> Any ->
>> {error, Any}
>> end.
>>
>
> you should fix your loop call, as well.
> note that when you first call it, you're passing it a binary.
> then, your receive call pattern matches on that same binary.
> then you call it recursively, passing it a list of binaries.
>
> problem there.
>
>
>
> --
> Garry Hodgson
> Lead Member of Technical Staff
> AT&T Chief Security Office (CSO)
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