新人第一个servlet出错,求助!
java文件
package com.jspdev.ch7;
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class HelloWorldServlet extends HttpServlet
{
public void doGet(HttpServletRequest request,
HttpServletResponse response)
throws IOException, ServletException
{
response.setContentType("text/html;charset=gb2312");
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<head>");
out.println("<title>HelloWorld</title>");
out.println("</head>");
out.println("<body bgcolor=\"white\">");
out.println("<hr>");
out.println("HelloWorld");
out.println("你好!世界");
out.println("</body></html>");
}
public void doPost(HttpServletRequest request,
HttpServletResponse response)
throws IOException, ServletException
{
doGet(request,response);
}
}
WEB-INF的web.xml配置
<servlet>
<servlet-name>HelloWorldServlet</servlet-name>
<servlet-class>com.jspdev.ch7.HelloWorldServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>HelloWorldServlet</servlet-name>
<url-pattern>/hello</url-pattern>
</servlet-mapping>
在tomcat5.0下面,结果页面老是提示
type Status report
message /ch7/doget_servlet
description The requested resource (/ch7/hello) is not available.
为什么调用不到呢?