loginaction.java

一个简单的用户登陆注册系统

package com.login.action;

import java.util.Iterator;
import java.util.List;

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

import com.login.actionForm.UserForm;
import com.login.manager.UserManager;
import com.login.model.UserModel;

public class LoginAction extends Action {
	private UserManager userManager;
	
	@Override
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
			throws Exception {
		
		String forword ="success";
		UserForm uf = (UserForm)form;
		
		String userName = uf.getName();
		String password = uf.getPassword();		
	    
		List list = userManager.findUsers(userName, password);
		if(list.isEmpty()){
			forword = "error";
		}
		
		HttpSession session = request.getSession(true);
		session.setAttribute("LoginUser", list);
		
		return mapping.findForward(forword);
	}

	public void setUserManager(UserManager userManager) {
		this.userManager = userManager;
	}

}