Java EE (Java Enterprise Edition) General Discussion

sorry that my question my confuse you, let me explain more.

in my java class, have method : public List retrieveAllVacancies(); and it returns a list of available vacancies.
on my jsp page, i want to display the vicancies in the table have 3 rows:

vacancy title | location | contract type

should i use some form of for loop or iterator to get the vacancies in the list? how does the jsp page get the list of objects?

anyone can help me? thanks