}
uiScreenSectionEntityI = null; // Reset the iterator.
// Specify the sort order.
orderBy = new DelimitedValueDecoder(uiScreenSection.getSortDef()).decode();
eventProcessor.processRetrieve(userInfo, primaryEntityName,
eventProcessor.RETRIEVE_METHOD_PK, fields, orderBy, queryInfo,
relatedSearchClauses, delegator, dataMatrix);