question: gets the unique id for the fetched message . concode_field_sep MessageUid uid concode_elem_sep Envelope envelope concode_elem_sep int messageNumber concode_elem_sep Long size concode_elem_sep Long modSeq concode_elem_sep List<BodyElement> elements concode_elem_sep Flags flags concode_elem_sep Structure bodystructure concode_elem_sep Structure body concode_elem_sep Date internalDate concode_elem_sep Address[] EMPTY concode_field_sep String getSubject concode_elem_sep String getLocation concode_elem_sep String getName concode_elem_sep Address[] getBcc concode_elem_sep Address[] getReplyTo concode_elem_sep String getAtDomainList concode_elem_sep List<String> getLanguages concode_elem_sep String getSubType concode_elem_sep long getLines concode_elem_sep String getMediaType concode_elem_sep String getId concode_elem_sep String getDescription concode_elem_sep Address[] getCc concode_elem_sep String getMailboxName concode_elem_sep String getEncoding concode_elem_sep long getOctets concode_elem_sep Structure getBodyStructure concode_elem_sep Long getModSeq concode_elem_sep String getMessageId concode_elem_sep String getDisposition concode_elem_sep String getDate concode_elem_sep Address[] getFrom concode_elem_sep String getInReplyTo concode_elem_sep String getMD5 concode_elem_sep String getHostName concode_elem_sep Structure getBody concode_elem_sep Structure getBody concode_elem_sep String getPersonalName concode_elem_sep Date getInternalDate concode_elem_sep Address[] getTo concode_elem_sep int getMessageNumber concode_elem_sep Long getSize concode_elem_sep List<BodyElement> getElements concode_elem_sep List<String> getParameters concode_elem_sep Map<String,String> getDispositionParams concode_elem_sep Iterator<Structure> parts concode_elem_sep Envelope getEnvelope concode_elem_sep Envelope getEnvelope concode_elem_sep Flags getFlags concode_elem_sep Address[] getSender
target: MessageUid function ( ) { return uid ; }