import javax.servlet.*;
import java.io.*;
import javax.servlet.http.*;
import java.util.*;
public class OutputInfo extends HttpServlet
{
public void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException,IOException
{
resp.setContentType("text/html;charset=gb2312");
PrintWriter out=resp.getWriter();
Enumeration headNames=req.getHeaderNames();
out.println("<html><head>");
out.println("<title>Info Page</title>");
out.println("</head>");
out.println("<body><center>");
out.println("<table border=1 align=center>");
out.println("<caption>Servlet接收到的HTTP消息报头的信息</caption>");
out.println("<tr bgcolor=#999999>");
out.println("<th>消息报头的名字</th>");
out.println("<th>消息报头的值</th>");
out.println("</tr>");
while(headNames.hasMoreElements())
{
String name=(String)headNames.nextElement();
String value=req.getHeader(name);
out.println("<tr>");
out.println("<td>"+name+"</td>");
out.println("<td>"+value+"</td>");
out.println("</tr>");
}
out.println("</table><p>");
out.println("<table border=1 align=center>");
out.println("<caption>其它访问信息</caption>");
out.println("<tr>");
out.println("<td>客户端的IP地址</td>");
out.println("<td>"+req.getRemoteAddr()+"</td>");
out.println("</tr>");
out.println("<tr>");
out.println("<td>客户端的端口号</td>");
out.println("<td>"+req.getRemotePort()+"</td>");
out.println("</tr>");
out.println("<tr>");
out.println("<td>服务器端的IP地址</td>");
out.println("<td>"+req.getLocalAddr()+"</td>");
out.println("</tr>");
out.println("<tr>");
out.println("<td>服务器端的端口号</td>");
out.println("<td>"+req.getLocalPort()+"</td>");
out.println("</tr>");
out.println("</table>");
out.println("</center></body></html>");
out.close();
}
}
登陆验证系统设计
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2008-01-14
23:53:43
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收藏 12KB RAR 举报
登陆验证系统设计.rar （18个子文件） 
登陆验证系统设计 WEB-INF 
web.xml 2KB classes LoginServlet.class 1KB WelcomeYou.class 1KB PortalServlet.class 2KB LoginServlet2.class 1KB OutputInfo.class 3KB SimpleHello.class 653B CounterServlet.class 2KB
success.html 142B welcome.html 276B src CounterServlet.java 993B LoginServlet2.java 1KB LoginServlet.java 937B OutputInfo.java 2KB SimpleHello.java 451B WelcomeYou.java 941B PortalServlet.java 1KB login.html 687B
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