loginaction.java

应用struts技术开发的java的多表关系的增删改应用程序

//Created by MyEclipse Struts
// XSL source (default): platform:/plugin/com.genuitec.eclipse.cross.easystruts.eclipse_4.0.1/xslt/JavaClass.xsl

package com.xaccp.struts.action;

import java.util.Locale;

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

import org.apache.struts.Globals;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionError;
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 com.xaccp.service.LoginService;
import com.xaccp.struts.form.LoginForm;
import com.xaccp.vo.EmpVo;

/** 
 * MyEclipse Struts
 * Creation date: 01-08-2007
 * 
 * XDoclet definition:
 * @struts.action validate="true"
 */
public class LoginAction extends Action {
	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(
		ActionMapping mapping,
		ActionForm form,
		HttpServletRequest request,
		HttpServletResponse response) {
		
		
		//ActionForm
		LoginForm f=(LoginForm) form;
		//设置实体
		//ActioForm -->VO 
		EmpVo empvo=new EmpVo();
		empvo.setEmpName(f.getName());
		empvo.setEmpPass(f.getPass());
		
		//调用service层。实现业务
		LoginService ls=new LoginService();
		//登陆
		empvo=ls.login(empvo);
		
		if(empvo==null){
			//登陆失败
			ActionErrors ae=new ActionErrors();
			ae.add("error",new ActionError("error","Name or Pass is wrong!"));
			super.saveErrors(request,ae);
			//跳转到错误页面
			return mapping.getInputForward();
		}
		else{
			//记录用户信息在session里
			HttpSession session=request.getSession();
			session.setAttribute("EmpVo",empvo);
			//跳转到主界面
			return mapping.findForward("ok");
		}
	}
}