this.metadata = workContext.getVDB().getAttachment(QueryMetadataInterface.class);
// If multi-source, use the multi-source wrapper as well
Set<String> multiModels = workContext.getVDB().getMultiSourceModelNames();
if(multiModels != null && multiModels.size() > 0) {
this.metadata = new MultiSourceMetadataWrapper(this.metadata, multiModels);
}
RequestWorkItem workItem = null;
try {
workItem = requestManager.getRequestWorkItem(requestID);