bookdetailaction.java

本系统实现了网上书店功能

//Created by MyEclipse Struts
// XSL source (default): platform:/plugin/com.genuitec.eclipse.cross.easystruts.eclipse_4.1.0/xslt/JavaClass.xsl

package com.action;

import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import javax.sql.DataSource;

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 org.apache.struts.action.DynaActionForm;

import com.bean.Book;
import com.util.DBBook;

/** 
 * MyEclipse Struts
 * Creation date: 12-15-2006
 * 
 * XDoclet definition:
 * @struts.action path="/bookDetail" name="bookDetailForm" input="/failure.jsp" scope="request" validate="true"
 * @struts.action-forward name="success" path="/bookShow.jsp"
 * @struts.action-forward name="failure" path="/failure.jsp"
 */
public class BookDetailAction extends Action {

	// --------------------------------------------------------- Instance Variables

	// --------------------------------------------------------- Methods

	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 * @throws Exception 
	 */
	public ActionForward execute(
		ActionMapping mapping,
		ActionForm form,
		HttpServletRequest request,
		HttpServletResponse response) throws Exception {
		DynaActionForm bookDetailForm = (DynaActionForm) form;
		String bookId = bookDetailForm.getString("bookId");
		ServletContext context = servlet.getServletContext();
		DataSource dataSource = (DataSource)context.getAttribute("conmysql");
		
		DBBook dbbook = new DBBook(dataSource);
		Book book = dbbook.getBookDetail(bookId);
		HttpSession session = request.getSession();
		session.setAttribute("BOOKDETAIL",book);
		return mapping.findForward("success");
		
	}

}