Hi Dennis
Thank you for the suggestion, I will try it out today - looking at it makes
perfect sense.
Thanks
Jorge
DSosnoski wrote:
>
> Hi Jorge,
>
> That exception text is wrong in this case. From looking at the actual
> code generation, you'd get this error when the items in an ordered
> collection (like yours) are out of order.
>
> From looking at your first email, you appear to have a repeating
> sequence rather than just repeating elements. If you try to put this
> repeating sequence into a simple <collection> it's not going to work,
> because you're telling JiBX to expect a collection where the individual
> elements may repeat, but the <e1>s will all occur before any <e2>, etc.
>
> You've got several ways of handling this in JiBX. One would be to just
> make the collection unordered (with an ordered="false" attribute). That
> would be sufficient to let you marshal and unmarshal valid documents,
> but would mean that you could create invalid documents, if you (for
> instance) added two Type1 values to the collection right after each other.
>
> You could also handle this with nested collections, which would allow
> you to use JiBX to enforce the schema ordering. But using an inner
> collection to represent the items in the sequence is both overkill and
> confusing from the user standpoint. Why not instead just create a class
> to represent an instance of the sequence:
>
> class TypeSequence {
> private Type1 type1;
> private Type2 type2;
> private Type3 type3;
> ...
> }
>
> Then you just use a simple <structure> inside a <collection> in the
> binding:
>
> <collection field="children" factory="SomeElement.listFactory"
> usage="optional">
> <structure type="TypeSequence>
> <structure field="type1"/>
> <structure field="type2"/>
> <structure field="type3" usage="optional"/>
> </structure>
> </collection>
>
> Doing it this way gives you a data structure that matches the schema
> rules, so it's easier to work with.
>
> Going a little further, if you really only have a single text value for
> each of these items, you could eliminate the Type1...n classes
> completely and just use String fields within the TypeSequence.
>
> Hope this gives you some ideas for going forward,
>
> - Dennis
>
> Dennis M. Sosnoski
> SOA and Web Services in Java
> Training and Consulting
> http://www.sosnoski.com - http://www.sosnoski.co.nz
> Seattle, WA +1-425-939-0576 - Wellington, NZ +64-4-298-6117
>
>
>
> Quecas wrote:
>> Ok, I've managed to jibx comiple my mapping definition. Marshaling is
>> also
>> working, but only for 1 iteration of the collection. As soon as I iterate
>> more than once, an exception is thrown; "org.jibx.runtime.JiBXException:
>> Collection item of type Type1 has no binding defined".
>>
>> my binding now looks somthing like:
>>
>> </binding>
>> <mapping name="e1" class="Type1">
>> <value field="value" style="text" usage="required"/>
>> </mapping>
>> <mapping name="e2" class="Type2">
>> <value field="value" style="text" usage="required"/>
>> </mapping>
>> <mapping name="e3" class="Type3">
>> <value field="value" style="text" usage="optional"/>
>> </mapping>
>>
>> <structure name="someElement" field="someElement" usage="optional"
>> type="SomeElement">
>> <collection field="children" factory="SomeElement.listFactory"
>> usage="optional">
>> <structure type="Type1" usage="required"/>
>> <structure type="Type2" usage="required"/>
>> <structure type="Type3" usage="optional"/>
>> </collection>
>> </structure>
>> </binding>
>>
>> P.S. One thing is confusing with this error, especially with more than
>> two
>> iterations; it seems that the exception is only thrown on the first
>> element
>> of the last iteration.
>>
>> Has anyone out there had the same problem?
>>
>> Thanks
>> Jorge
>>
>>
>>
>>
>>
>> Quecas wrote:
>>
>>> Hi all,
>>>
>>> I have just started using jibx since I would like to (possibly) change
>>> from
>>> jaxb.
>>>
>>> I am having difficulty defining a mapping to correspond to a customers
>>> schema, especially a collection to a sequence that houses repeating
>>> elements, e.g.
>>> <root>
>>> <someElement>
>>> <e1>aaa</e1> (required)
>>> <e2>bbb</e2> (required)
>>> <e3>ccc</e3> (optional)
>>> <e1>ddd</e1> (required)
>>> <e2>eee</e2> (required)
>>> <e1>fff</e1> (required)
>>> <e2>ggg</e2> (required)
>>> <e3>hhh</e3> (optional)
>>> </someElement>
>>> </root>
>>>
>>> I have spent hours trying to get a mapping definitions that works, but
>>> to
>>> no
>>> avail - could someone please point me in the right direction.
>>>
>>> Thanks
>>>
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>>
>>
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