自定义标签taglib uri提示错误
jsp 文件
<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>(有问题)
<%@ taglib uri="http://www.jspcentral.com/tags" prefix="xf"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>无标题文档</title>
</head>
<body>
<center><font color="#0000FF">
<xf:hello/>
</font></center>
</body>
</html>
web。xml文件
<web-app>
<taglib >
<taglib-uri>http://www.jspcentral.com/tags</taglib-uri>
<taglib-location>/WEB-INF/tags/demo.tld</taglib-location>
</taglib>
</web-app>
dome。tld文件
<?xml version="1.0" encoding="gb2312" ?>
<!DOCTYPE taglib PUBLIC "-//Sun Microsystems, Inc.//DTD JSP Tag Library 1.1//EN" "http://java.sun.com/j2ee/dtds/web-jsptaglibrary_1_1.dtd">
<!-- a tag library descriptor -->
<taglib>
<tlibversion>1.0</tlibversion>
<jspversion>1.2</jspversion>
<tag>
<name>hello</name>
<tagclass>scr.unit16.HelloTag</tagclass>
</tag>
<tag>
<name>time</name>
<tagclass>scr.unit16.TimeTag</tagclass>
</tag>
</taglib>
问题 在jsp文件中netbeans编译器为什么提示 taglib的uri路径 The absolute uri:" http://www.jspcentral.com/tags"cannot be resolved in either web.xml or the jar files deployed with this application 这样的错误??
请高手大侠帮忙!!!