@PropertyUpdate(properties={"mail.default.to"}) protected void parseRecipientsString(){
  defaultRecipients.clear();
  if (null != defaultRecipientString) {
    String[] strArray=defaultRecipientString.split(",");
    for (    String element : strArray) {
      String address=element.trim();
      if (EMailUtils.isValidEmailAddress(address)) {
        defaultRecipients.add(address);
      }
    }
  }
}

@ PropertyUpdate ( properties = { "mail.default.to" } ) protected void parseRecipientsString ( ) { defaultRecipients . clear ( ) ; if ( null != defaultRecipientString ) { String [ ] strArray = defaultRecipientString . split ( "," ) ; for ( String element : strArray ) { String address = element . trim ( ) ; if ( EMailUtils . isValidEmailAddress ( address ) ) { defaultRecipients . add ( address ) ; } } } }
unwrap the comma separated list string of default recipients into a real list .
