modifyaction.java

图书商城系统

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



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.ActionErrors;
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 com.tang.foruse.UserHandle;

/** 
 * ��action������updateaction�����û������޸�����ҳ��ʱΪ��ʾҳ��׼����Ҫ��ʾ��
 * ��ݣ�homes�ַ����Ҫ�޸ĵ�����
 * MyEclipse Struts
 * Creation date: 05-25-2008
 * 
 * XDoclet definition:
 * @struts.action validate="true"
 * @struts.action-forward name="failure" path="/login.jsp"
 * @struts.action-forward name="success" path="/modify.jsp"
 */
public class ModifyAction extends Action {
	/*
	 * 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 target = "failure";
		HttpSession session  = request.getSession();
		String username = (String)session.getAttribute("user");
		StringBuffer homes = new StringBuffer();
		if(username !=null){
		Integer id = (Integer)session.getAttribute("userid");
		homes = homes
		.append("<table height=600><tr><td>"
				+ username
				+ "������</td></tr>"
				+ "<tr><td><a href=home.do?home=\"buys\"><font size=2 color=gray>��������</font></a></td></tr>"
				+ "<tr><td><a href=collect.do><font size=2 color=gray>�ҵIJ����</font></a></td></tr>"
				+ "<tr><td><a href=home.do><font size=2 color=gray>�ҵĹ��ﳵ</font></a></td></tr>"
				+"<tr><td><hr width=\"175\" size=\"1\" color=\"gray\"></hr></td></tr>"
				+ "<tr><td><a href=update.do><font size=2 color=gray>�޸�����</font></a></td></tr>"
				+ "<tr><td><a href=modify.do><font size=2 color=gray>�޸�����</font></a></td></tr>"
				+ "<tr><td><a href=mydata.do><font size=2 color=gray>������Ϣ</font></a></td></tr>"
				+ "</table>");
		String password = null;
		UserHandle handle = new UserHandle();
		password = handle.getPassword(id.intValue());
		if(password==null)
		{
			password = new String();
		}
		request.setAttribute("id", id);
		request.setAttribute("homes", homes);
		request.setAttribute("password", password);
		target = "success";
		}else
		{
			ActionErrors errors = new ActionErrors();
			ActionMessage msg = new ActionMessage("����δ��¼�����ȵ�¼", false);
			errors.add("modify", msg);
			request.setAttribute(org.apache.struts.Globals.ERROR_KEY, errors);
		}
		return mapping.findForward(target);
	}
}