Yep.
> Am 17.07.2017 um 17:50 schrieb Lon Varscsak <lon.varsc...@gmail.com>:
>
> Is your key “customerNameForSorting”?
>
> On Mon, Jul 17, 2017 at 7:40 AM, Musall, Maik <m...@selbstdenker.ag> wrote:
>
>> Hi John,
>>
>>> Am 17.07.2017 um 16:08 schrieb John Huss <johnth...@gmail.com>:
>>>
>>> Expressions will work with non-modeled properties as long as the methods
>>> look like getters - have the "get" prefix and no arguments.
>>
>> Unfortunately not:
>>
>> Caused by: java.lang.IllegalArgumentException: Property
>> 'getCustomerNameForSorting' is not readable
>> at org.apache.cayenne.reflect.BeanAccessor.<init>(
>> BeanAccessor.java:92)
>> at org.apache.cayenne.reflect.PropertyUtils.createSegmentAccessor(
>> PropertyUtils.java:115)
>> at org.apache.cayenne.reflect.PropertyUtils.
>> getOrCreateSegmentAccessor(PropertyUtils.java:102)
>> at org.apache.cayenne.reflect.PropertyUtils$PathAccessor.
>> getValue(PropertyUtils.java:232)
>> at org.apache.cayenne.reflect.PropertyUtils.getProperty(
>> PropertyUtils.java:124)
>> at org.apache.cayenne.CayenneDataObject.readSimpleProperty(
>> CayenneDataObject.java:161)
>> at org.apache.cayenne.CayenneDataObject.readNestedProperty(
>> CayenneDataObject.java:127)
>> at org.apache.cayenne.CayenneDataObject.readNestedProperty(
>> CayenneDataObject.java:147)
>> at org.apache.cayenne.exp.parser.ASTObjPath.evaluateNode(
>> ASTObjPath.java:60)
>> at org.apache.cayenne.exp.parser.SimpleNode.evaluate(
>> SimpleNode.java:417)
>>
>> Signature is: public String getCustomerNameForSorting()
>>
>>
>>> But I would use this:
>>>
>>> Collections.sort(list, (a,b) -> a.getSomeProp().compareTo(b.
>> getSomeProp()));
>>
>> Thought of that, but it would require me to re-implement the path segment
>> tokenization and everything.
>>
>> Maik
>>
>>
>>> On Mon, Jul 17, 2017 at 8:08 AM Musall, Maik <m...@selbstdenker.ag>
>> wrote:
>>>
>>>> Hi all,
>>>>
>>>> I have a UI with a list of objects and user-configurable filters and
>>>> sorting criteria. Most of the sorting criteria are plain db path
>>>> expressions, so I can just feed them into Ordering.orderedList(objects).
>>>>
>>>> A couple of them however are path expressions with the last segment
>> being
>>>> not a Property, but a method name that is supposed to be invoked, which
>>>> would then return a String, after which the list is to be ordered. This
>>>> worked fine in the past using EOF and EOSortOrdering, but Cayenne's
>>>> ordering throws an ExpressionException on evaluate().
>>>>
>>>> What is the usual way in Cayenne to deal with this?
>>>>
>>>> Thanks
>>>> Maik
>>>>
>>>>
>>
>>
