deletetopicaction.java

Italk吧简易论坛 基于struts+extjs+hibernate+spring+mysql开发。 /catch目录为系统截图 安装步骤： 1：安装MYSQL

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.italk.action;

import java.io.IOException;
import java.io.PrintWriter;

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

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

import com.italk.service.security.ItalkSecurityException;
import com.italk.vo.User;

/** 
 * MyEclipse Struts
 * Creation date: 11-30-2008
 * 
 * XDoclet definition:
 * @struts.action validate="true"
 */
public class DeleteTopicAction extends BaseAction {
	/*
	 * 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) {
		// TODO Auto-generated method stub
		String topicId=request.getParameter("topicId");
		log.debug("topicId:"+topicId);
		
		User u=(User)request.getSession().getAttribute("nowuser");
		String result="success";
		try {
			topicService.deleteTopic(topicId, u);
			log.info("delete topic topicId:"+topicId);
		} catch (ItalkSecurityException e) {
			// TODO Auto-generated catch block
			log.debug("delete topic failed");
			result="right";
		} finally {
			response.setContentType("text/xml");
			try {
				PrintWriter out=response.getWriter();
				out.print("<results><result>"+result+"</result></results>");
				out.flush();
				out.close();
				log.debug("end delete topic");
			} catch (IOException e) {
				// TODO Auto-generated catch block
				log.error("delete topic error",e);
			}
		}
		return null;
	}
}