loginaction.java

该项目为网上银行系统

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package org.myrose.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 org.myrose.bean.Account;
import org.myrose.dao.AccountDAO;
import org.myrose.form.LoginForm;

/**
 * MyEclipse Struts Creation date: 12-27-2007
 * 
 * XDoclet definition:
 * 
 * @struts.action validate="true"
 */
public class LoginAction 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) {
		
		
		LoginForm loginForm = (LoginForm) form;
		String id = loginForm.getId();
		String password = loginForm.getPassword();
		
		HttpSession session  = request.getSession();
		ActionErrors errors = new ActionErrors();
		
		String validatecode = loginForm.getValidatecode();
		if(!session.getAttribute("rand").toString().equals(validatecode)){
			errors.add("login_validatecode_error", new ActionMessage("login.validatecode.error"));
			return mapping.getInputForward();
		}
		AccountDAO dao = new AccountDAO();
		Account account = dao.getAccount(id);
		
		if (account != null) {// 如果不为空，说名该用户存在,判断密码是否正确
			if (password.equals(account.getPassword())) {//密码相同，登录成功
				session.setAttribute("id", loginForm.getId());
				session.setAttribute("account", account);
				request.setAttribute("path", "主页");
				return mapping.findForward("true");
			} else {//密码不同，登录失败
				errors.add("login_password_error", new ActionMessage("login.password.error"));
				return mapping.getInputForward();
			}
		} else {// 不存在，说明用户名错误
			errors.add("login_id_error", new ActionMessage("login.id.error"));
			return mapping.getInputForward();
		}
	}
}