move the parsing to an own method. create an method to retrieve the result
move the parsing to an own method. create an method to retrieve the result

git-svn-id: 00f83033766efed07e2b0af284f6d6b8c92b3c53@408251 13f79535-47bb-0310-9956-ffa450edef68

chibenwa/james-jspf,tools4origins/james-jspf,aduprat/james-jspf,apache/james-jspf,mbaechler/james-jspf,linagora/james-jspf