display attributes and operations

git-svn-id: https://svn.apache.org/repos/asf/incubator/sirona/trunk@1623257 13f79535-47bb-0310-9956-ffa450edef68
add type in placeholder

git-svn-id: https://svn.apache.org/repos/asf/incubator/sirona/trunk@1623258 13f79535-47bb-0310-9956-ffa450edef68
jmx operation invocation

git-svn-id: https://svn.apache.org/repos/asf/incubator/sirona/trunk@1623259 13f79535-47bb-0310-9956-ffa450edef68