returns the xml element name of the extension sub-packet root element . always returns `` x '' concode_field_sep boolean composing concode_elem_sep boolean offline concode_elem_sep String COMPOSING concode_elem_sep boolean delivered concode_elem_sep String DISPLAYED concode_elem_sep boolean displayed concode_elem_sep String DELIVERED concode_elem_sep String OFFLINE concode_elem_sep String packetID concode_elem_sep boolean cancelled concode_elem_sep String CANCELLED concode_field_sep Iterator<String> getEventTypes concode_elem_sep boolean isCancelled concode_elem_sep String getPacketID concode_elem_sep void setCancelled concode_elem_sep boolean isDisplayed concode_elem_sep String toXML concode_elem_sep boolean isComposing concode_elem_sep void setDelivered concode_elem_sep void setPacketID concode_elem_sep boolean isDelivered concode_elem_sep void setOffline concode_elem_sep boolean isMessageEventRequest concode_elem_sep String getNamespace concode_elem_sep boolean isOffline concode_elem_sep void setDisplayed concode_elem_sep void setComposing
String function ( ) { return "srini_string" ; }