loginaction.java

struts+javabean写的聊天程序

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.chat.struts.action;

import java.util.Map;

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

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 org.apache.struts.action.DynaActionForm;

import com.chat.util.Messages;
import com.chat.util.OnlineUserListener;
import com.chat.util.SuperUtil;
import com.chat.vo.User;

public class LoginAction extends Action {

	
	@SuppressWarnings("static-access")
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		DynaActionForm loginForm = (DynaActionForm) form;
		String userid = SuperUtil.isoToGB2312(loginForm.getString("userid"));
		String username = SuperUtil.isoToGB2312(loginForm.getString("username"));
		
		OnlineUserListener.addUser(new User(userid,username));
	
		Map fromMap = Messages.getInstance().getMessage(userid);	//您收到的消息
		request.getSession().setAttribute("fromMessages", fromMap);
		request.getSession().setAttribute("userid", userid);
		request.getSession().setAttribute("username", username);
		request.getSession().setAttribute("users", OnlineUserListener.getUsers());
		request.getSession().setAttribute("userCount", OnlineUserListener.getOnlineUsers());
		loginForm.set("userid",null);
		loginForm.set("username", null);
		return mapping.findForward("success");
	}
}