Access to a Serial Port using Java RXTX library

Loïc Minier loic.minier at ubuntu.com
Wed Sep 7 14:01:23 UTC 2016


Hi,

I'm guessing the Java version change solved the rebuilding problem?

Cheers,
- Loïc Minier

On Wed, Sep 7, 2016 at 3:32 PM, Jenny Murphy <jenny.murphy at episensor.com>
wrote:

> Hi all,
>  This is solved . The problem was to do with the Java versions supported
> by RXTX.
> Jenny
>
> On 7 September 2016 at 12:51, Jenny Murphy <jenny.murphy at episensor.com>
> wrote:
>
>> Hi,
>>  I am having some difficulty building RXTX (get unsatisfied link errors
>> with the new shared objects and jar file).
>> Is there an other alternative to workaround my original problem with the
>> permissions to use lock file?
>> Thanks.
>>
>>
>> On 6 September 2016 at 12:48, Loïc Minier <loic.minier at ubuntu.com> wrote:
>>
>>> Hi Jenny,
>>>
>>> The INSTALL file <https://github.com/rxtx/rxtx/blob/development/INSTALL>
>>> suggests that RXTX implements custom locking which requires OS integration;
>>> because you want your app to be the only one accessing the serial port(s),
>>> you should build RXTX with --disable-lockfiles to disable this feature of
>>> the library.
>>>
>>> Cheers,
>>> - Loïc
>>>
>>> On Tue, Sep 6, 2016 at 1:34 PM, Jenny Murphy <jenny.murphy at episensor.com
>>> > wrote:
>>>
>>>> Hi,
>>>>
>>>>  I have a java application running in a .snap package.
>>>> The java application is going to access the serial port and uses the
>>>> RXTX Java library to do this. The RXTX jar is included in the .snap.
>>>>
>>>> When it runs I get the following error :
>>>>
>>>> check_group_uucp(): error testing lock file creation Error
>>>> details:Permission deniedcheck_lock_status: No permission to create lock
>>>> file.
>>>> please see: How can I use Lock Files with rxtx? in INSTALL
>>>>
>>>>
>>>> Anyone have any experience of this ?
>>>>
>>>> Thanks in advance.
>>>> Jenny
>>>>
>>>> --
>>>> *Jenny Murphy*
>>>> *EpiSensor, Georges Quay House, Georges Quay, Limerick, Ireland*
>>>> jenny.murphy at episensor.com <jenny.murphy at episensor.com>  t | +353 (0)
>>>> 61 512 511  w | http://www.episensor.com
>>>>
>>>> --
>>>> Snapcraft mailing list
>>>> Snapcraft at lists.snapcraft.io
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>>>> an/listinfo/snapcraft
>>>>
>>>>
>>>
>>>
>>> --
>>> - Loïc
>>>
>>
>>
>>
>> --
>> *Jenny Murphy*
>> *EpiSensor, Georges Quay House, Georges Quay, Limerick, Ireland*
>> jenny.murphy at episensor.com <jenny.murphy at episensor.com>  t | +353 (0) 61
>> 512 511  w | http://www.episensor.com
>>
>
>
>
> --
> *Jenny Murphy*
> *EpiSensor, Georges Quay House, Georges Quay, Limerick, Ireland*
> jenny.murphy at episensor.com <jenny.murphy at episensor.com>  t | +353 (0) 61
> 512 511  w | http://www.episensor.com
>



-- 
- Loïc
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