src/com/pure/web/spring/manager/AdminLoginController.java

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package com.pure.web.spring.manager;

import java.util.HashMap;
import java.util.Map;

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

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.validation.BindException;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.SimpleFormController;

import com.pure.domain.Admin;
import com.pure.domain.logic.AdminFacade;
import com.pure.util.PureUtil;
import com.pure.web.spring.AdminSession;
import com.pure.web.spring.manager.member.MemberValidator;

public class AdminLoginController extends SimpleFormController {
	protected final Log logger = LogFactory.getLog(getClass());

	private AdminFacade adminFacade;

	public AdminFacade getAdminFacade() {
		return adminFacade;
	}

	public void setAdminFacade(AdminFacade adminFacade) {
		this.adminFacade = adminFacade;
	}

	/**
	 * 初始化表单数据
	 */
	protected Object formBackingObject(HttpServletRequest request)
			throws Exception {
		Admin admin = new Admin();
		return admin;
	}

	/**
	 * 处理表单提交事件
	 */
	protected ModelAndView onSubmit(HttpServletRequest request,
			HttpServletResponse response, Object command, BindException errors)
			throws Exception {
		HttpSession session = request.getSession();
		Admin admin = (Admin) command;
		/**
		 * 此参数从login.jsp页面表单hidden对象传入，保存为用户登陆前所请求的地址。
		 */
		String forwardAction = request.getParameter("forwardAction");
		
		/**
		 * 登陆必填项未填写或失败时仍需将请求地址保存，以便登陆成功后跳转。
		 * </P>
		 * 由于在表单hidden中使用了<code><c:url value="${signonForwardAction}"/></code>，所以下面需要处理去掉上下文环境。