📄 userservlet.java~2~
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package chat;
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
public class UserServlet 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);
response.setCharacterEncoding("GBK");
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<head><title>userServlet</title></head>");
out.println("<body bgcolor=\"#ffffff\" onload = 'javascript:frm.userName.focus();'>");
out.println("<form method = post action = '/ChatModule/mainservlet' name = 'frm'>");
out.println("<center>请输入您的呢称<br><input type = text name = username><input type = submit value = '聊天'></center>");
out.println("</body></html>");
out.close();
}
//Process the HTTP Post request
public void doPost(HttpServletRequest request, HttpServletResponse response) throws
ServletException, IOException {
doGet(request, response);
}
//Clean up resources
public void destroy() {
}
}
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