useraction.java

一个用struts和hibernate架构的房屋出租系统。

package com.accp.actions;

import java.util.List;

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

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

import com.accp.entity.TblUser;
import com.accp.forms.UserForm;
import com.accp.service.FwxxServiceImpl;
import com.accp.service.IFwxxService;
import com.accp.service.IUserService;
import com.accp.service.UserServiceImpl;

public class UserAction extends DispatchAction
{
	/**
	 * 检查登录的Action
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 * @throws Exception
	 */
	public ActionForward checkLogin(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception
	{
		String forward = "";
		UserForm myform = (UserForm) form;
		IUserService service = new UserServiceImpl();
		
		IFwxxService services=new FwxxServiceImpl();

		String uname = myform.getUname();
		String upass = myform.getUpass();

		TblUser user = new TblUser(uname, upass);
		
		user = service.checkLogin(user);
		HttpSession session=request.getSession();
		
		
		int pageNo=Integer.parseInt(request.getParameter("pageNo"));
		int pageSize=Integer.parseInt(request.getParameter("pageSize"));
		List list=services.findAll(pageNo,pageSize);
		int totalPage=services.getTotalPage(pageSize);
		request.setAttribute("list", list);
		request.setAttribute("currentPage", pageNo);
		request.setAttribute("pageSize", pageSize);
		request.setAttribute("totalPage", totalPage);
		
		
		if (null != user)
		{
			forward="success";
			session.setAttribute("user", user);
		} else
		{
			forward = "error";
		}
		return mapping.findForward(forward);
	}

	/**
	 * 注册的Action
	 * 
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 * @throws Exception
	 */
	public ActionForward register(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception
	{
		String forwardStr = "";
		IUserService service = new UserServiceImpl();
		UserForm myform = (UserForm) form;
		
		String name = myform.getUname();
		
		String password = myform.getUpass();
		TblUser user = new TblUser(name, password);
		
		boolean flag = service.register(user);
		if (flag)
		{
			forwardStr = "success";

		} else
		{
			forwardStr = "error";
		}

		return mapping.findForward(forwardStr);
	}
	
	/**
	 * 注销的Action
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 * @throws Exception
	 */
	public ActionForward loginout(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception
	{
		HttpSession session=request.getSession();
		TblUser user=(TblUser)session.getAttribute("user");
		session.invalidate();
		return mapping.findForward("");
	}
	
	

}