Any chance you can post the table definition where you use this decorator?
(*Chris*)
2009/12/4 Rick.Wellman <rick.well...@kiewit.com>
> Hi all,
>
> I am **really** new to the users list but have been using displaytag for
> over 2 yrs now and feel that I have a pretty good understanding of its
> architecture. However, I have come across something that is truly
> perplexing me and I have tried to research the general internet as well as
> this users list to no avail.
>
>
>
> What I am observing is that when I write my own extension to TableDecorator
> [1] and include properties that are **not** properties of the underlying
> object, I get a PropertyNotFoundException. It seems to be examining the
> underlying object instead of the decorator as the following text from the
> website explains:
>
>
>
> http://displaytag.homeip.net/displaytag-examples-1.2/example-decorator.jsp
>
> *[Using decorators to transform data…]*
>
> *The way this works is that a single decorator object is created right
> before the table tag starts iterating through your List, before it starts
> processing a particular row, it gives the object for that row to the
> decorator, then as the various properties getXXX() methods - the decorator
> will be called first and if the decorator doesn't implement the given
> property, the method will be called on the original object in your List.*
>
>
>
> I seem to have come across several examples on the web that suggest this
> approach. For example, your custom table decorator might include a
> getFullname() method when the underlying object only implements
> getFirstname() and getLastname().
>
>
>
> I have examined this problem over and over, even for such things as typos,
> etc. and keep coming to the conclusion that this is either a bug in the code
> or a bug in the documentation (or my perception of the documentation). Any
> displaytag gurus who might know what I am talking about without me including
> all the rest of my code/JSP? Maybe the predominant masses use
> ColumnDecorators instead of this approach? Which is why it doesn’t appear in
> more web searches?
>
>
>
> Thanks for any input,
>
> Rick
>
>
>
> [Attachment 1]
>
> *public* *class* ContractDecorator
> *extends*org.displaytag.decorator.TableDecorator {
>
>
>
> *public* ContractDecorator() {
>
> *super*();
>
> *int* i = 1; i++; // just for breakpoint
>
> }
>
>
>
> *public* String addRowClass() {
>
> *return* "xyz";
>
> }
>
>
>
> *public* String getDelivCount() {
>
> *return*
> Integer.*toString*(*this*.getCurrentContract().getDelivs().size());
>
>
> }
>
>
>
> *public* String getDelivPending() {
>
> *return* "5";
>
> }
>
>
>
> *public* String getDelivWaiting() {
>
> *return* "5";
>
> }
>
>
>
> *public* String getDelivDue() {
>
> *return* "5";
>
> }
>
>
>
> *public* String getDelivLate() {
>
> *return* "5";
>
> }
>
>
>
> *public* String getDelivReceived() {
>
> *return* "5";
>
> }
>
>
>
> *public* String getDelivComplete() {
>
> *return* "5";
>
> }
>
>
>
> *private* Contract getCurrentContract(){
>
> *return* (Contract)*this*.getCurrentRowObject();
>
> }
>
>
>
> }
>
>
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