Thanks - I did try that but I couldn't find an example of it, this is what I tried and it didn't work <attribute access='read-write' getMethod='getSubscriptionList' setMethod='setSubscriptionList'> | <description>MBean Attribute.</description> | <name>SubscriptionList</name> | <type>java.util.List</type> | </attribute> | View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4103076#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...