【Java开源代码栏目提醒】:网学会员--在 Java开源代码编辑为广大网友搜集整理了:chat_leavechat.java绩等信息,祝愿广大网友取得需要的信息,参考学习。
package ec;
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
public class chat_leavechat extends HttpServlet {
private static final String CONTENT_TYPE = "text/html; charset=GBK";
/**Initialize global variables*/
public void init() throws ServletException {
}
/**Process the HTTP Get request*/
public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
response.setContentType(CONTENT_TYPE);
PrintWriter out = response.getWriter();
HttpSession session=request.getSession(true);
out.println("<html>");
out.println("<head>");
out.println("<title>离开啦</title>");
out.println("</head>");
out.println("<body>");
String user=(String)session.getAttribute("username");
Vector temp=(Vector)getServletContext().getAttribute("chatUser");
temp.removeElement(user);
getServletContext().setAttribute("chatUser",temp);
temp=(Vector)getServletContext().getAttribute("chatMsg");
temp.addElement("<font color='#0000FF' size='2'>blueriver管理员通告:");
temp.addElement(user+"离开了本聊天室,欢迎下次再来...<br></font>");
getServletContext().setAttribute("chatMsg",temp);
out.println("<br>");
out.println("<center>真诚感想您的光临!!!</center><br>");
out.println("<center>欢迎下次再来!!!</center><br>");
out.println("<center><a href=\"javascript:window.close();\">关闭窗口!!!</a></center>");
out.println("</body>");
out.println("</html>");
}
/**Clean up resources*/
public void destroy() {
}
}
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