Actionutil

[Abid Ali, módosítva 11 év-val korábban]

what is the ActionUtil class And when it is created ?
what is the work of it ?

[Hitoshi Ozawa, módosítva 11 év-val korábban]

Do you mean ActionUtil class that can be found below? Or in some of the portlets?

http://docs.liferay.com/portal/6.1/javadocs-all/com/liferay/portlet/sites/action/ActionUtil.html