map simple object

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1581248 13f79535-47bb-0310-9956-ffa450edef68
improve testing

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1581249 13f79535-47bb-0310-9956-ffa450edef68
simplify as we need all columns

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1581250 13f79535-47bb-0310-9956-ffa450edef68
simplify code with adding constructors

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1581251 13f79535-47bb-0310-9956-ffa450edef68