package com.lib.action;import org.apache.struts.action.*;import javax.servlet.http.*;import com.lib.actionform.BookActionForm;import com.lib.logic.BookLogic;public class BookAction extends Action {  public ActionForward perform(ActionMapping actionMapping, ActionForm actionForm, HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse) {    /**@todo: complete the business logic here, this is just a skeleton.*/       BookActionForm form = (BookActionForm) actionForm;       BookLogic logic = new BookLogic();        logic.setForm(form);        if(form.getOperation().equals("delete"))        {          logic.deleteBook();          form.setOperation("display");        }        if(form.getOperation().equals("save"))        {          logic.saveBook();          form.setOperation("display");        }        if(form.getOperation().equals("add"))        {           logic.addBook();           form.setOperation("display");           logic.closeDAO();           return actionMapping.findForward("book");        }        logic.getBooks();        logic.closeDAO();        return actionMapping.findForward("book");  }}