modify payload before mapping

@xsi

Summary

how to modify input event payload before sending it to mapper activity

Content

Hi,

 

Could one of you let me know how to modify input event payload before sending it to mapper activity.Following is the input payload where i need to change pdhitemclass1  to pdhitemclass2  before further processing like sending it to some mapper or writing to file etc.

 

   <ns36:Registration xml:id="id_116">

                        <ns36:requestReference xml:id="id_117">

                           <xsl:value-of xml:id="id_130" select="/nssrcmpr:onEvent/nssrcmpr:findItemResponse/inp1:result/ns28:ItemEffCategory[(fn:resolve-QName(@xsi:type, .) = fn:QName('http://xmlns.oracle.com/apps/scm/productCatalogManagement/advancedItems/flex/egoItemEff/item/categories/'