validatenameaction.java

来自「JSP+AJAX开发的聊天室(毕业设计)」· Java 代码 · 共 56 行

package org.yeeku.action;

import com.opensymphony.xwork2.Action;

import java.util.*;
import org.yeeku.service.UserManager;


public class ValidateNameAction implements Action
{
	private String user;
	private String tip;
	private UserManager mgr;
	public void setMgr(UserManager mgr)
	{
		this.mgr = mgr;
	}

	public String execute()
	{
		try
		{
			if (mgr.validateName(user))
			{
				setTip( "你好！" + user + ", 这个用户名可用！");
			}
			else
			{
				setTip( "系统中已有" + user + "用户名，请重新选择一个！");
			}
		}
		catch (Exception e)
		{
			setTip(e.getMessage());
		}
		return SUCCESS;
	}

	public void setUser(String user)
	{
		this.user = user;
	}
	public String getUser()
	{
		 return this.user;
	}

	public void setTip(String tip)
	{
		this.tip = tip;
	}
	public String getTip()
	{
		 return this.tip;
	}
}