package com.lib.action;import org.apache.struts.action.*;import javax.servlet.http.*;import com.lib.actionform.BookBLActionForm;import com.lib.logic.BookBLogic;public class BLAction extends Action {  public ActionForward perform(ActionMapping actionMapping, ActionForm actionForm, HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse) {    /**@todo: complete the business logic here, this is just a skeleton.*/    BookBLActionForm form = (BookBLActionForm) actionForm;    BookBLogic logic = new BookBLogic();    System.out.println("=================================1");    logic.setForm(form);       if(form.getOperation().equals("delete"))       {         logic.deleteBookBL();         form.setOperation("display");       }       if(form.getOperation().equals("save"))       {         logic.saveBookBL();         form.setOperation("display");       }       if(form.getOperation().equals("add"))       {          logic.addBookBL();          form.setOperation("display");          logic.initBooks();          logic.initReaders();          logic.closeDAO();          return actionMapping.findForward("bl");       }       System.out.println("================================");       logic.getBookBLs();       logic.initBooks();       System.out.println("size========" + form.getBooks().size());       logic.initReaders();        System.out.println("size========" + form.getReaders().size());       logic.closeDAO();       return actionMapping.findForward("bl");  }}