I agree with @Jia Yu <[email protected]> and think it is better to move
forward with the wrapper.

Best,
Georg

Am Mo., 10. Aug. 2020 um 01:41 Uhr schrieb Jia Yu <[email protected]>:

> Hi Netanel, CCed Pawel (GeoSpark Python), Georg (who might be also
> interested in this issue), Sedona-dev
>
> I think reflection would be a neat solution but it may bring
> technical debt in the future and cause problems to the python API.
>
> In the long run, a wrapper around JTS geometry would be a better solution
> although we may need to change many places in the code.
>
> Folks, what do you think?
>
> Thanks,
> Jia
>
> On Sun, Aug 9, 2020 at 7:49 AM Netanel Malka <[email protected]> wrote:
>
>> Hi,
>> Currently, we are having some problems with userData on Geometry.
>> The problems are:
>>
>>    1. Geometry toString function doesn't take userData into account
>>    2. Geometry equals function doesn't take userData into account
>>
>>
>> Our proposed solution is to wrap Geometry with a proxy object, that holds
>> the Geometry and handles other columns instead of using Goemtery user data.
>> Another possible solution is using reflection to change methods on
>> Geometry itself
>>
>> What do you think we should do?
>>
>> Thanks. Regards
>>
>> On Thu, Jul 23, 2020, 21:32 Jia Yu <[email protected]> wrote:
>>
>>> Hi Netanel,
>>>
>>> Sorry. I somehow missed this email. The only test that GeoSpark does not
>>> cover for JTSplus is this one:
>>> https://github.com/jiayuasu/JTSplus/blob/master/src/test/java/jtsplustest/GeometryToStringTest.java
>>>
>>> If you can add this back to GeoSpark, I think you are good to go.
>>>
>>> Thanks,
>>> Jia
>>>
>>> On Thu, Jul 23, 2020 at 6:08 AM Netanel Malka <[email protected]>
>>> wrote:
>>>
>>>> Hi,
>>>> Have you had time to look at this?
>>>>
>>>> Best regards,
>>>> Netanel Malka.
>>>>
>>>> ---------- Forwarded message ---------
>>>> From: Netanel Malka <[email protected]>
>>>> Date: Tue, 7 Jul 2020 at 11:06
>>>> Subject: Re: Use JTS as a dependency instead of JTSPlus
>>>> To: Jia Yu <[email protected]>
>>>>
>>>>
>>>> OK.
>>>> We saw that in Geometry the userData field changed from null to "", is
>>>> it crucial? because this is a change that I believe that JTS won't accept.
>>>>
>>>> Also, does GeoSpark tests are covered JTSPlus changes? If all the
>>>> geospark tests are working, does it mean that we didn't break anything?
>>>>
>>>>
>>>> On Thu, 2 Jul 2020 at 18:54, Jia Yu <[email protected]> wrote:
>>>>
>>>>> HI Netanel,
>>>>>
>>>>> Thanks for your work on this.
>>>>>
>>>>> userData in Envelope can be ignored. We will no longer support
>>>>> userData in Envelope.
>>>>>
>>>>> Userdata field is used to hold non-spatial attributes in GeoSpark
>>>>> core. When print a spatial object, userData will be printed out as a WKT
>>>>> string.
>>>>>
>>>>> In GeoSpark, I think it only calls the getUserData or setUserData, but
>>>>> the majority of the work was done in JTSplus. When check the equality of
>>>>> two objects in JTSplus, we also check the UserData but JTS by default does
>>>>> not check that.
>>>>>
>>>>>
>>>>> We communicate via mail since this thread is gonna be long.
>>>>>
>>>>> Thanks,
>>>>> Jia
>>>>>
>>>>> ------------------------------------
>>>>>
>>>>> Jia Yu
>>>>>
>>>>> Ph.D. in Computer Science
>>>>>
>>>>> Arizona State University <http://www.asu.edu/>
>>>>>
>>>>> Reach me via: Homepage <http://jiayuasu.github.io/> | GitHub
>>>>> <https://github.com/jiayuasu>
>>>>>
>>>>>
>>>>> On Thu, Jul 2, 2020 at 3:01 AM Netanel Malka <[email protected]>
>>>>> wrote:
>>>>>
>>>>>> Hi,
>>>>>> how are you?
>>>>>>
>>>>>> I am working on this issue
>>>>>> <https://github.com/DataSystemsLab/GeoSpark/issues/435> which I and
>>>>>> my friends trying to upgrade the JTS version on GeoSpark.
>>>>>> We are facing the userData field on Envelope which arent exists on
>>>>>> JTS.
>>>>>> Based on this PR <https://github.com/locationtech/jts/issues/364> I
>>>>>> saw it's deprecated, can we ignore it?
>>>>>>
>>>>>> Also, We started to search for the using of userData for Geometry on
>>>>>> GeoSpark and we found only this place:
>>>>>> added equality of userData in Circle
>>>>>> <https://github.com/superDoss/GeoSpark/commit/b8681267b9c32b8f40f8e4476d5dcce18b7dedc7>
>>>>>>
>>>>>> We would like to know if there are *more places* that we need to
>>>>>> implement the equals on *userData*.
>>>>>>
>>>>>> *p.s.*
>>>>>> Did a mail is a convenient communication channel for you?
>>>>>> Or do you prefer I will open a new bug for that issue?
>>>>>>
>>>>>>
>>>>>> Thanks,
>>>>>> Netanel Malka
>>>>>>
>>>>>

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