   <p:column headerText="Expiry">
                                                            <h:outputLabel value="#{bi.pharmaceuticalBillItem.itemBatch.dateOfExpire}" >
                                                                <f:convertDateTime  timeZone="Asia/Colombo" pattern="#{sessionController.applicationPreference.shortDateFormat}"  ></f:convertDateTime>
                                                            </h:outputLabel>

                                                        </p:col