i am new user to liferay-portal , Now i am using netbeans IDE 6.7.1 to write small code to track user events on liferay-portal , I am using to create hook class extend modelListener , But i am not familiar Hook class what i can write inside Hook class . i am try to find much more abut document , But it is not result.
Could everyone can help me this problem ??
thank in advance for any helps.