oh man ... another one of those mails sent to the wrong list.
Sorry and please ignore.
Regards
Felix
On 04.03.2010 12:36, Felix Meschberger wrote:
> Hi
>
> (from the user@ question):
>
> Without further thinking, it might be interesting to extend the
> JavaScript functionality as follows:
>
> * Have the JCR Property representation ScriptableProperty be an
> EcmaScript array, allowing indexed access to the values and allowing
> for EcmaScript Array API.
>
> Example: add a value to the property
> node.propName.push("new value");
>
> Critical here is that the ScriptableProperty would have to cope
> with the multi-value issues around this.
>
> * Allow for direct node assignment to set property values.
>
> Example: set a property to a new value (array possible)
> node.propName = "single value";
> node.anotherProp = [ "value1", "value2" ];
>
> A final note, though: Adding support for such idioms clearly separates
> the EcmaScript support from the API supported in (all) other languags.
> Specifically it would support API not supported by the core JCR API.
> This may be fine, but we have to be aware of it.
>
> Regards
> Felix
>
>
> On 04.03.2010 11:05, Erik Buene wrote:
>> Hi
>>
>> What is the best way to modify a multi-value property using ecmascript (.esp
>> files)?
>>
>> Was expecting something like this to work:
>>
>> var arr = node.property;
>> arr.push("added value");
>> node.property = arr;
>> node.save();
>>
>> And it doesn't produce errors, but the value does not seem to be modified in
>> the repository.
>>
>> The only way I have been able to do it is:
>>
>> var arr = node.property;
>> arr.push("added value");
>> var valueMap =
>> (resource.adaptTo(Packages.org.apache.sling.api.resource.PersistableValueMap));
>> var stringArray = java.lang.reflect.Array.newInstance(java.lang.String,
>> arr.length);
>> for(var i =0; i<arr.length; i++) {
>> stringArray[i] = new Packages.java.lang.String(arr[i]);
>> }
>> vm.put("property", stringArray);
>> vm.save();
>>
>> Surely, there must be a more practical way of doing this.
>>
>> Best regards,
>> Erik Buene
>>
