loginaction.java

一个关于Spring框架的示例应用程序,简单使用,可以参考.

/*
 * $Workfile: LoginAction.java$ Copyright (c) 2005 Freeborders. All rights
 * reserved. Last Changed by: $Author:user$ On: $Date: 2005-6-10 18:06:12$
 * $Revision: 1$
 */
package ww2;

import java.util.Map;

import com.opensymphony.xwork.Action;
import com.opensymphony.xwork.ActionContext;
import com.opensymphony.xwork.ModelDriven;

/**
 * Class description goes here.
 * 
 * @version 1.0 2005-6-10
 * @author user
 */
public class LoginAction implements Action, ModelDriven
{

	private final static String LOGIN_FAIL = "loginfail";
	LoginInfo loginInfo = new LoginInfo();

	/**
	 * @see com.opensymphony.xwork.Action#execute()
	 */
	public String execute() throws Exception
	{
		if("sunpeng".equalsIgnoreCase(loginInfo.getUsername())
			&& "sunpeng".equals(loginInfo.getPassword()))
		{
			//				将当前登录的用户名保存到Session
			ActionContext ctx = ActionContext.getContext();
			Map session = ctx.getSession();
			session.put("username", loginInfo.getUsername());
			//				出于演示目的，通过硬编码增加通知消息以供显示
			loginInfo.getMessages().add("message1");
			loginInfo.getMessages().add("message2");
			loginInfo.getMessages().add("message3");
			return SUCCESS;
		}
		else
		{
			loginInfo.setErrorMessage("Username/Password Error!");
			return LOGIN_FAIL;
		}
	}

	/**
	 * @see com.opensymphony.xwork.ModelDriven#getModel()
	 */
	public Object getModel()
	{
		// TODO Auto-generated method stub
		return null;
	}

}