"genman" wrote : There used to be a Node.putAll(Map map, boolean erase) method. | | The thread safe way (at the moment) is to use a transaction. But ... I thought that transactioning was automatic and completely hidden away from the user. Is that incorrect? If so, how would I go about wrapping a transaction around my calls to clearData() and putAll()? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4039443#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...