articleshow.java

一个不错的bbs论坛系统．对初学者很有帮助

package com.yhbbs.article.action;

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

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.ActionMessage;
import org.apache.struts.action.ActionMessages;
import com.yhbbs.article.biz.ArticleBiz;
import com.yhbbs.utils.Constants;
import com.yhbbs.utils.ReqUtils;
/**
 * <p>Title:显示帖子Action</p>
 * <li>	根据帖子ID显示帖子
 * <li> 如果帖子有回复，根据curpage值显示当前页，当curpage等于1时，帖子被浏览数加一
 * <li>	处理成功或失败后分别跳转到相关页面并提示相关信息和操作<br>
 * <br><b>WebSite: www.yyhweb.com</b>
 * <br><b>CopyRight: yyhweb[由由华网]</b>
 * @author stephen
 * @version YHBBS-2.0
 */
public class ArticleShow extends Action {
	public ActionForward execute(ActionMapping mapping,ActionForm form,
			  HttpServletRequest request,HttpServletResponse response){

        ActionMessages errors = new ActionMessages();
		int artId = ReqUtils.getInt(request,"aId");
		int curPage = ReqUtils.getInt(request,"curPage");
		
		//	add article times
		if(curPage<2)
			ArticleBiz.addOneHitTime(artId);
		
		String title = ArticleBiz.getArtTitle(artId);
		if(title!=null && title.length()>0){
			if(!title.equals(Constants.replaytitle)){
				request.setAttribute("curAId",artId);
				this.saveToken(request);//for replay
				return mapping.findForward("Success");
			}else{
				errors.add("article.show.notreplay",new ActionMessage("article.show.notreplay"));
				saveErrors(request,errors);
				return mapping.findForward("Failure");
			}
		}else{
			errors.add("article.show.notexist",new ActionMessage("article.show.notexist"));
			saveErrors(request,errors);
			return mapping.findForward("Failure");
		}
	}
}