I figured out the problem is with reRendering the dropdowns especially if
dropdown has 10,000 values in it. I would appreciate any suggestion/pointers
to resolve the performance hit during reRendering of dropdowns
bansi wrote:
>
> I am using a4j:onblur event on textfield to reRender other fields on the
> form which include 3 dropdowns and 3 textfields
>
> The moment i hit tab key a4j:onblur event works as expected & reRenders
> other fields on the form. But their is great latency during reRendering
> and what i have observed is it iterates thru each & every element in the
> dropdown as seen on the page
>
> In the onblur event method ( i.e. loadAssetDetails in my case) , i am
> setting the value in dropdown like this.selectedIndex = value retrieved
> from database.
> Here is the code snippet
> In JSF Page
> [code]
> <h:inputText id="propertyTag" value="#{deviceBean.tagNumber}" >
> <a4j:support
> action="#{deviceBean.loadAssetDetails}"
> event="onblur"
> reRender="manuf,model,serialNo,building,floor,colBay,location" />
> </h:inputText>
>
> [/code]
>
> In Backing Bean
> [code]
>
> public String loadAssetDetails() {
>
>
> this.mfgrId = Long.toString(manuf.getId()); //manuf object
> is retrieved
> from database. "mfgrId" to set the value in dropdown but it sets the
> value only after scanning thru all the elements in dropdown as see in the
> page. The samething happens for other dropdowns
>
> this.selectedBuilding = namsAsset.getBuilding();
>
> this.selectedFloor = namsAsset.getFloor();
>
>
> return null;
> }
>
> [/code]
>
> Any pointers/suggestions will be highly appreciated
>
>
>
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