📄 saveinfoservlet.java
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package chainsys.chat.servlet;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import chainsys.chat.business.*;
/**
Allows users to save their personal information.
@author chainsys
*/
public class SaveInfoServlet extends HttpServlet
{
String nickname = null;
int age = -1;
String email = null;
String comment = null;
HttpSession session = null;
String contextPath = null;
public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException
{
nickname = request.getParameter("nickname");
contextPath = request.getContextPath();
try
{
Integer a = Integer.valueOf(request.getParameter("age"));
age = a.intValue();
}
catch(NumberFormatException nfe)
{
age = -1;
}
email = request.getParameter("email");
comment = request.getParameter("comment");
session = request.getSession(true);
try
{
ChatRoomList roomList = (ChatRoomList) getServletContext().getAttribute("chatroomlist");
ChatRoom chatRoom = roomList.getRoomOfChatter(nickname);
if (chatRoom != null)
{
Chatter chatter = chatRoom.getChatter(nickname);
chatter.setAge(age);
chatter.setEmail(email);
chatter.setComment(comment);
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.write("<html>\n<head>\n<title>Information Saved</title>\n</head>\n<body>\n");
out.write("<b>Information Saved</b>\n<div align=\"center\">\n<form name=\"closing\">\n");
out.write("<input type=\"button\" onClick=\"window.close()\" value=\"Close\">\n");
out.write("</form>\n</div>\n</body>\n</html>");
out.close();
}
}
catch(Exception ex)
{
ex.printStackTrace();
System.out.println("Exception: " + ex.getMessage());
response.sendRedirect(contextPath + "/error.jsp");
}
}
public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException
{
doGet(request, response);
}
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