"clebert.suconic(a)jboss.com" wrote : | Also, Tim: Please take a look on SequenceGenerator. I wanted to avoid a synchronized block on that method. Maybe you would have a better idea in how to make it atomic without requiring synchronization. | | . I wouldn't worry about it - you only have a synchronized hit once every Integer.MAX_VALUE ids so it is insignificant. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4178752#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...