So it was a typo in the end.
> Thanks Dave and Lorenz, what I actually did now is just changed the name of
> data property from Item to item, and now it works i-e saved it as data
> property.
> Thanks again sir for both of your kind suggestions.
>
>
> On Mon, Sep 26, 2016 at 10:32 AM, Dave Reynolds <dave.e.reyno...@gmail.com>
> wrote:
>
>> On 26/09/16 18:26, kumar rohit wrote:
>>
>>> May I know why this occurs usually (save data as Annotations)? I wonder
>>> what mistake I have actually done to encounter this.?
>>>
>> You would need to ask the protege folks why they put it there, protege is
>> nothing to do with Jena.
>>
>> However, one thing to check is whether you are using the correct URI. If
>> you have the wrong value in the "ns" variable then you might be adding a
>> different property than the one you have declared.
>>
>> Again, to get help you need to provide a complete, minimal example.
>>
>> In this case you need a single generated ontology file with the
>> DatatypeProperty declaration and the instance with the corresponding value
>> as generated by your Jena code.
>>
>> Then if the ontology files looks correct but doesn't show in protege how
>> you expect then you have something to talk to the protege folks about.
>>
>> If the file doesn't look correct then you know there's a problem in your
>> jena code. In which case, if need help then show a complete, minimal
>> example of the code that generated the file.
>>
>> Dave
>>
>>
>> On Mon, Sep 26, 2016 at 10:22 AM, kumar rohit <kumar.en...@gmail.com>
>>> wrote:
>>>
>>> Hello Dave, I have Item as data type property in my Protege ontology.
>>>> On Mon, Sep 26, 2016 at 9:28 AM, Dave Reynolds <
>>>> dave.e.reyno...@gmail.com>
>>>> wrote:
>>>>
>>>> On 26/09/16 16:59, kumar rohit wrote:
>>>>> I have already tried this:
>>>>>> DatatypeProperty item= model.getDatatypeProperty(ns+"Item");
>>>>>>
>>>>>>
>>>>> If the URI ns+"Item" is not already declared as a DatatypeProperty in
>>>>> your ontology then you'll need model.createDatatypeProperty so as to
>>>>> side-effect the model to include the declaration of Item.
>>>>>
>>>>> Dave
>>>>>
>>>>>
>>>>> Literal value = model.createTypedLiteral(Some value);
>>>>>
>>>>>> customer.setPropertyValue(item, value);
>>>>>>
>>>>>> On Mon, Sep 26, 2016 at 8:22 AM, Lorenz Buehmann <
>>>>>> buehm...@informatik.uni-leipzig.de> wrote:
>>>>>>
>>>>>> Please try to use the Apache Jena documentations first, most things are
>>>>>>
>>>>>>> pretty much explained there [1]
>>>>>>>
>>>>>>> I am sorry my problem still exists and some values are stored as data
>>>>>>>> property and some still as "Annotations" though I used the same
>>>>>>>> procedure
>>>>>>>> for all.
>>>>>>>>
>>>>>>>> OntResource res=model.createOntResource(ns+ value); //value come
>>>>>>>> from
>>>>>>>>
>>>>>>>> java
>>>>>>> variable
>>>>>>>> OntProperty price= model.getOntProperty(ns+"ItemPrice");
>>>>>>>>
>>>>>>>> I don't understand why you still do not use a typed OWL property
>>>>>>> here,
>>>>>>> as I said in my previous answer?...
>>>>>>> OWL has object property and data property, thus, why don't you call
>>>>>>>
>>>>>>> model.getDatatypeProperty(ns+"ItemPrice")
>>>>>>>
>>>>>>> For object properties the same:
>>>>>>> model.getObjectProperty(String uri)
>>>>>>>
>>>>>>> [1] https://jena.apache.org/documentation/ontology/#ontology-
>>>>>>> properties
>>>>>>>
>>>>>>> customer.setPropertyValue(price, res);
>>>>>>>> On Mon, Sep 26, 2016 at 5:20 AM, Lorenz B. <
>>>>>>>> buehm...@informatik.uni-leipzig.de> wrote:
>>>>>>>>
>>>>>>>> Yes, in that case it is supposed to be an RDF property, thus not
>>>>>>>> typed
>>>>>>>>
>>>>>>>>> as expected to be in an OWL ontology.
>>>>>>>>>
>>>>>>>>> I used OntModel as model to read the ontology but used Property
>>>>>>>>>> instead
>>>>>>>>>>
>>>>>>>>>> of
>>>>>>>>> OntProperty, is this an issue?
>>>>>>>>>> On Mon, Sep 26, 2016 at 4:34 AM, Lorenz B. <
>>>>>>>>>> buehm...@informatik.uni-leipzig.de> wrote:
>>>>>>>>>>
>>>>>>>>>> For Protege it MUST be an OWL data property, otherwise the OWL API
>>>>>>>>>>
>>>>>>>>>>> parser will treat it as OWL annotation property. This has to be
>>>>>>>>>>> explicitly declared in the ontology, the easiest way in Jena would
>>>>>>>>>>> be
>>>>>>>>>>>
>>>>>>>>>>> to
>>>>>>> use an OntModel
>>>>>>>>>>> Yes Lorenz sir I have written it to disk but it writes the data in
>>>>>>>>>>>
>>>>>>>>>>>> the
>>>>>>> Annotations tab rather than in the data property.
>>>>>>>>>>>> Customer1.setPropertyValue(price, pricevalue);
>>>>>>>>>>>> Customer1.setPropertyValue(quantity, value);
>>>>>>>>>>>>
>>>>>>>>>>>> I want to write as data property values.
>>>>>>>>>>>>
>>>>>>>>>>>> On Sun, Sep 25, 2016 at 7:35 AM, Lorenz B. <
>>>>>>>>>>>> buehm...@informatik.uni-leipzig.de> wrote:
>>>>>>>>>>>>
>>>>>>>>>>>> Ehm, did you write the model to disk? Without seeing any code
>>>>>>>>>>>> it's
>>>>>>>>>>>>
>>>>>>>>>>>>> like
>>>>>>>>> to try a shot in the dark.
>>>>>>>>>>>>> Customer1.setPropertyValue(price, pricevalue);
>>>>>>>>>>>>>
>>>>>>>>>>>>>> Customer1.setPropertyValue(quantity, value);
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Next time after login as Customer1, previous data has not
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> overwritten
>>>>>>> and
>>>>>>>>>>> the owl file shows me old data also..
>>>>>>>>>>>>>> On Sun, Sep 25, 2016 at 4:16 AM, Lorenz B. <
>>>>>>>>>>>>>> buehm...@informatik.uni-leipzig.de> wrote:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Please learn to read the Javadoc [1] if you're programming in
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Java...
>>>>>>>>> And using an IDE would also help, usually this is able to show you
>>>>>>>>>>>>>>> the
>>>>>>>>> arguments and it's expected types.
>>>>>>>>>>>>>>> [1]
>>>>>>>>>>>>>>> https://jena.apache.org/documentation/javadoc/jena/
>>>>>>>>>>>>>>> org/apache/jena/ontology/OntResource.html
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> I used this: customer.setPropertyValue(property,
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> pricevariable);
>>>>>>>> property here is property name:Item price and pricevariable is
>>>>>>>>>>>>>>>> int
>>>>>>> value
>>>>>>>>>>>>> but it gives me error of :
>>>>>>>>>>>>>>>> *int can not be converted to RDF Node*
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> On Sat, Sep 24, 2016 at 8:29 AM, Dave Reynolds <
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> dave.e.reyno...@gmail.com>
>>>>>>>>>>>>>>> wrote:
>>>>>>>>>>>>>>>> On 24/09/16 15:37, kumar rohit wrote:
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Thanks Soroka and Dave, but how I can do it dynamically? I
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> used
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> this
>>>>>>>>>>> Property property=model.getProperty(name space+ "Item
>>>>>>>>>>>>>>>>>> price");
>>>>>>> and then customer_1.addLiteral(property, Text Field value);
>>>>>>>>> Now how to remove previously entered values? Any built-in
>>>>>>>>>>>>>>>>>> methods?
>>>>>>>>> Read my message again, I gave you the name of a method that does
>>>>>>>>>>>>>>>>> the
>>>>>>>>> replacement (= remove + add) in one go.
>>>>>>>>>>>>>>>>> The javadoc and documentation tutorials will help you find
>>>>>>>>>>>>>>>>> the
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> many
>>>>>>>>> remove
>>>>>>>>>>>>>>> methods that are available.
>>>>>>>>>>>>>>>>> Dave
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> On Sat, Sep 24, 2016 at 6:48 AM, A. Soroka <
>>>>>>>>>>>>>>>>> aj...@virginia.edu>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> wrote:
>>>>>>>>>>>>> Remove the old triple and add a new one with the new value.
>>>>>>>>>>>>>>>>>> ---
>>>>>>>>>>>>>>>>>>> A. Soroka
>>>>>>>>>>>>>>>>>>> The University of Virginia Library
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> On Sep 24, 2016, at 9:33 AM, kumar rohit <
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> kumar.en...@gmail.com
>>>>>>> wrote:
>>>>>>>>>>>>>>> I want to save item price entered by users in file. Samsung
>>>>>>>>>>>>>>>>>>>> Galaxy
>>>>>>>>>>> hasPrice
>>>>>>>>>>>>>>>>>>> ?value.
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> User enter some value and it is stored in the file. After
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> some
>>>>>>> time,
>>>>>>>>>>>>> another price for same Samsung Galaxy is entered and it is
>>>>>>>>>>>>>>>>>>>> stored.
>>>>>>>>>>> But
>>>>>>>>>>>>>>> the
>>>>>>>>>>>>>>>>>>> problem is that the old price is also there.
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> How can I overwrite the previous values with recently
>>>>>>>>>>>>>>>>>>>> entered
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> value
>>>>>>>>>>> so
>>>>>>>>>>>>>>> that
>>>>>>>>>>>>>>>>>>> my ontology save and shows one value at a time.
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> Lorenz Bühmann
>>>>>>>>>>>>>>> AKSW group, University of Leipzig
>>>>>>>>>>>>>>> Group: http://aksw.org - semantic web research center
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Lorenz Bühmann
>>>>>>>>>>>>> AKSW group, University of Leipzig
>>>>>>>>>>>>> Group: http://aksw.org - semantic web research center
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> --
>>>>>>>>>>>>>
>>>>>>>>>>>> Lorenz Bühmann
>>>>>>>>>>> AKSW group, University of Leipzig
>>>>>>>>>>> Group: http://aksw.org - semantic web research center
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> --
>>>>>>>>>>>
>>>>>>>>>> Lorenz Bühmann
>>>>>>>>> AKSW group, University of Leipzig
>>>>>>>>> Group: http://aksw.org - semantic web research center
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>
--
Lorenz Bühmann
AKSW group, University of Leipzig
Group: http://aksw.org - semantic web research center
