customerblogdetailaction.java

基于struts的网上商店源码

/*
 * 作者:管磊
 * 时间:11-25-2007
 * 功能:查看会员博客文章的详细信息。
 */
package com.mole.struts.action;

import java.util.ArrayList;

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 com.mole.struts.bean.Page;
import com.mole.struts.dao.BlogViewDAO;

/**
 * MyEclipse Struts Creation date: 11-25-2007
 * 
 * XDoclet definition:
 * 
 * @struts.action validate="true"
 */
public class CustomerBlogDetailAction extends Action {
	private BlogViewDAO dao;
	private ArrayList hash;

	/*
	 * Generated Methods
	 */

	/**
	 * Method execute
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		// 获取文章的主题帖的ID。
		String cid = request.getParameter("vid");
		if (null == cid)
			cid = (String) request.getSession().getAttribute("user");
		String BlogArticleId = request.getParameter("blogArtileId");
		if (BlogArticleId != null)
			request.setAttribute("topicid", BlogArticleId);
		if (dao == null)
			dao = new BlogViewDAO();
		BlogArticleId = (String) request.getAttribute("topicid");
		String style = dao.getStyle(cid);
		request.setAttribute("style", style);
		Page page = new Page();
		// 相应的文章的翻页操作。
		String action = request.getParameter("action");
		int pageSize = (request.getParameter("pageSizeSelect") == null ? 1
				: Integer.parseInt(request.getParameter("pageSizeSelect")));
		int currentPage = (request.getParameter("page") == null ? 1 : Integer
				.parseInt(request.getParameter("page")));
		if (null == action) {
			int count = dao.getPageInfo(BlogArticleId, pageSize);// 获取文章的回复总数。
			page.setPageSize(pageSize);
			page.setRecordCount(count);
			page.setPageCount((count + pageSize - 1) / pageSize);
			page.setCurrentPage(currentPage);
			hash = new ArrayList();
			try {
				hash = dao.queryBlog(BlogArticleId, page.getCurrentPage());// 获取文章列表。
				request.setAttribute("BlogAndReply", hash);
				request.setAttribute("Page", page);
				return new ActionForward("/customerBlogDetail.jsp");
			} catch (Exception e) {
				e.printStackTrace();
				HttpSession session = request.getSession();
				session.setAttribute("title", "错误信息");
				session.setAttribute("message", "用户名或密码错误，请重新登陆！");
				session.setAttribute("returnUrl", "show.do?action=goLogin");
				return mapping.findForward("goMessage");
			}
		}
		return null;
	}
}