我如何将数据从jsp充满jquery传递到java类

I'm writing a todo list portlet in liferay, i got the visual part done using some jsp pages filled with javascript, html and css and now I have to write the business logic. First thing i have to do is to pass some object from jquery to java class so i can write a connector for liferay and then make the persistence model. Can anyone help with this? Here is the code:I'm writing a todo list portlet in liferay, i g