deletes all offline messages of the user . concode_field_sep String namespace concode_elem_sep XMPPConnection connection concode_elem_sep StanzaFilter PACKET_FILTER concode_field_sep int getMessageCount concode_elem_sep List<OfflineMessageHeader> getHeaders concode_elem_sep List<Message> getMessages concode_elem_sep List<Message> getMessages concode_elem_sep boolean supportsFlexibleRetrieval
void function ( ) { OfflineMessageRequest loc0 = new OfflineMessageRequest ( ) ; loc0 . setPurge ( true ) ; connection . createPacketCollectorAndSend ( loc0 ) . nextResultOrThrow ( ) ; }