package?cx.action;

import?java.io.IOException;
import?java.util.Date;
import?java.util.Map;

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

import?org.apache.commons.beanutils.BeanUtils;

import?cx.bean.User;
import?cx.service.UserService;
import?cx.utils.baseServlet;


public?class?UserServlet?extends?baseServlet?{
	/**
	?*?檢查session是否過期
	?*?@throws?IOException?
	?*/
	public?String?check（HttpServletRequest?reqHttpServletResponse?resp）?throws?IOException{

		User?existUser?=?（User）?req.getSession（）.getAttribute（“existUser“）;
		if（existUser?==?null）{
			resp.getWriter（）.println（“1“）;
		}else{
			resp.getWriter（）.println（“2“）;
		}
		return?null;
	}
	
	/**
	?*??退出聊天室
	?*?@throws?IOException?
	?*/
	public?String?exit（HttpServletRequest?requestHttpServletResponse?response）?throws?IOException{
		HttpSession?session?=?request.getSession（）;
		session.invalidate（）;
		response.sendRedirect（request.getContextPath（）+“/index.jsp“）;
		return?null;
	}
	
	/**
	?*?發送聊天內容
	?*?@throws?IOException?
	?*/
	public?String?sendMessage（HttpServletRequest?reqHttpServletResponse?resp）?throws?IOException{

		System.out.println（“sendMessage?invoke....“）;
		String?from?=?req.getParameter（“from“）;?//?發言人
		String?face?=?req.getParameter（“face“）;?//?表情
		String?to?=?req.getParameter（“to“）;?//?接收者
		String?color?=?req.getParameter（“color“）;?//?字體顏色
		String?content?=?req.getParameter（“content“）;?//?發言內容
		//?發言時間?正常情況下使用SimpleDateFormat
		String?sendTime?=?new?Date（）.toLocaleString（）;?//?發言時間
		ServletContext?application?=?getServletContext（）;
		String?sourceMessage?=?（String）?application.getAttribute（“message“）;
		//?拼接發言的內容:xx?對?yy?說?xxx
		sourceMessage?+=?““?+?from
				+?““?
				+?“對[“?+?to?+?“]說：“
				+?““?+?content?+?face+?“（“
				+?sendTime?+?“）
“;
		application.setAttribute（“message“?sourceMessage）;
		return?getMessage（req?resp）;
	}
	
	/**
	?*?獲取消息的方法
	?*?@throws?IOException?
	?*/
	public?String?getMessage（HttpServletRequest?reqHttpServletResponse?resp）?throws?IOException{
		String?message?=?（String）?getServletContext（）.getAttribute（“message“）;
		if（message?!=?null）{
			resp.getWriter（）.println（message）;
		}
		return?null;
	}
	/**
	?*?踢人的功能
	?*?@throws?IOException?
	?*/
	public?String?kick（HttpServletRequest?reqHttpServletResponse?resp）?throws?IOException{
		int?id?=?Integer.parseInt（req.getParameter（“id“））;
		Map?userMap?=?（Map）?getServletContext（）
				.getAttribute（“userMap“）;
		User?user?=?new?User（）;
		user.setId（id）;
		HttpSession?session?=?userMap.get（user）;
		session.invalidate（）;
		resp.sendRedirect（req.getContextPath（）+“/main.jsp“）;
		return?null;
	}
	
	/**
	?*?登錄的功能

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2015-06-26?19:26??UML\
?????文件?????2056917??2015-06-26?19:26??UML\UML.doc
?????目錄???????????0??2015-06-26?19:23??UML\chatroom\
?????文件?????????529??2015-04-19?20:12??UML\chatroom\.classpath
?????目錄???????????0??2015-06-26?19:27??UML\chatroom\.myeclipse\
?????文件?????????312??2015-06-11?09:18??UML\chatroom\.mymetadata
?????文件????????1756??2015-06-11?09:17??UML\chatroom\.project
?????目錄???????????0??2015-06-26?19:23??UML\chatroom\.settings\
?????文件?????????500??2015-04-19?20:12??UML\chatroom\.settings\.jsdtscope
?????文件????????1009??2015-06-11?09:18??UML\chatroom\.settings\com.genuitec.eclipse.j2eedt.core.prefs
?????文件?????????364??2015-04-19?20:12??UML\chatroom\.settings\org.eclipse.jdt.core.prefs
?????文件?????????106??2015-06-11?09:19??UML\chatroom\.settings\org.eclipse.ltk.core.refactoring.prefs
?????文件?????????477??2015-06-11?09:19??UML\chatroom\.settings\org.eclipse.wst.common.component
?????文件?????????252??2015-04-19?20:12??UML\chatroom\.settings\org.eclipse.wst.common.project.facet.core.xml
?????文件??????????49??2015-04-19?20:12??UML\chatroom\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件???????????6??2015-04-19?20:12??UML\chatroom\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????目錄???????????0??2015-06-26?19:23??UML\chatroom\WebRoot\
?????目錄???????????0??2015-06-26?19:23??UML\chatroom\WebRoot\CSS\
?????文件?????????960??2015-04-19?20:12??UML\chatroom\WebRoot\CSS\style.css
?????目錄???????????0??2015-06-26?19:23??UML\chatroom\WebRoot\meta-INF\
?????文件??????????36??2015-04-19?20:12??UML\chatroom\WebRoot\meta-INF\MANIFEST.MF
?????目錄???????????0??2015-06-26?19:23??UML\chatroom\WebRoot\WEB-INF\
?????目錄???????????0??2015-06-26?19:23??UML\chatroom\WebRoot\WEB-INF\classes\
?????文件?????????336??2015-04-19?20:27??UML\chatroom\WebRoot\WEB-INF\classes\c3p0-config.xml
?????目錄???????????0??2015-06-26?19:23??UML\chatroom\WebRoot\WEB-INF\classes\cx\
?????目錄???????????0??2015-06-26?19:23??UML\chatroom\WebRoot\WEB-INF\classes\cx\action\
?????文件????????4870??2015-06-11?10:21??UML\chatroom\WebRoot\WEB-INF\classes\cx\action\UserServlet.class
?????目錄???????????0??2015-06-26?19:23??UML\chatroom\WebRoot\WEB-INF\classes\cx\bean\
?????文件????????2782??2015-06-11?09:18??UML\chatroom\WebRoot\WEB-INF\classes\cx\bean\User.class
?????目錄???????????0??2015-06-26?19:23??UML\chatroom\WebRoot\WEB-INF\classes\cx\dao\
?????文件?????????151??2015-06-11?09:18??UML\chatroom\WebRoot\WEB-INF\classes\cx\dao\UserDao.class
............此處省略49個文件信息