showpubaction.java

网上购物系统 基于jsp实现 运行环境eclipse+My SQL+TomCat

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package book.jsj0707.struts.action;

import java.util.LinkedList;
import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import book.jsj0707.dao.BookDAO;
import book.jsj0707.entity.Book;

/** 
 * MyEclipse Struts
 * Creation date: 01-11-2009
 * 
 * XDoclet definition:
 * @struts.action scope="request" validate="true"
 * @struts.action-forward name="go" path="/index.jsp"
 */
public class ShowPubAction extends Action {
	/*
	 * Generated Methods
	 */
	BookDAO bookDAO;
	
	public BookDAO getBookDAO() {
		return bookDAO;
	}

	public void setBookDAO(BookDAO bookDAO) {
		this.bookDAO = bookDAO;
	}

	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		HttpSession session = request.getSession();
		session.removeAttribute("pubbook");
		session.removeAttribute("pubbook1");
		
		List pubbook = new LinkedList();
		List pubbook1 = new LinkedList();
		
		String ca = String.valueOf(request.getParameter("publisherid"));
		if(ca ==null || ca.length()==0)
		{
			ca="1";
		}
		
		List list = bookDAO.findPubCategory(Long.parseLong(ca));
		
		for(int i=0;i<list.size();i++)
		{
			Object[] row = (Object[])list.get(i);
			pubbook.add(i,(Book)row[0]);
			pubbook1.add(i, String.valueOf(row[1]));
		}
		session.setAttribute("pubbook", pubbook);
		session.setAttribute("pubbook1", pubbook1);
		return mapping.findForward("go");
	}
}