org.apache.jasper.JasperException：絕對URI：http://java.sun.com/jsp/jstl/core無法解決

org.apache.jasper.JasperException：絕對URI：http://java.sun.com/jsp/jstl/core不能解決在web.xml或與此應用程序部署的jar文件org.apache.jasper.JasperException：絕對URI：http://java.sun.com/jsp/jstl/core無法解決

當我運行我的應用程序時，我得到這個錯誤。

這裏是我的userForm.jsp

<%@ page language="java" contentType="text/html; charset=ISO-8859-1" 
    pageEncoding="ISO-8859-1"%> 
<%@ taglib uri="http://www.springframework.org/tags/form" prefix="form"%> 
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%> 
<%@ taglib uri="http://java.sun.com/jsp/jstl/functions" prefix="fn"%> 
<html> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> 
<style type="text/css"> 
.even { 
    background-color: silver; 
} 
</style> 
<title>Registration Page</title> 
</head> 
<body> 

<form:form action="add.htm" commandName="user"> 
    <table> 
     <tr> 
      <td>User Name :</td> 
      <td><form:input path="name" /></td> 
     </tr> 
     <tr> 
      <td>Password :</td> 
      <td><form:password path="password" /></td> 
     </tr> 
     <tr> 
      <td>Gender :</td> 
      <td><form:radiobutton path="gender" value="M" label="M" /> <form:radiobutton 
       path="gender" value="F" label="F" /></td> 
     </tr> 
     <tr> 
      <td>Country :</td> 
      <td><form:select path="country"> 
       <form:option value="0" label="Select" /> 
       <form:option value="India" label="India" /> 
       <form:option value="USA" label="USA" /> 
       <form:option value="UK" label="UK" /> 
      </form:select></td> 
     </tr> 
     <tr> 
      <td>About you :</td> 
      <td><form:textarea path="aboutYou" /></td> 
     </tr> 
     <tr> 
      <td>Community :</td> 
      <td><form:checkbox path="community" value="Spring" 
       label="Spring" /> <form:checkbox path="community" value="Hibernate" 
       label="Hibernate" /> <form:checkbox path="community" value="Struts" 
       label="Struts" /></td> 
     </tr> 
     <tr> 
      <td></td> 
      <td><form:checkbox path="mailingList" 
       label="Would you like to join our mailinglist?" /></td> 
     </tr> 
     <tr> 
      <td colspan="2"><input type="submit" value="Register"></td> 
     </tr> 
    </table> 
</form:form> 
<c:if test="${fn:length(userList) > 0}"> 
    <table cellpadding="5"> 
     <tr class="even"> 
      <th>Name</th> 
      <th>Gender</th> 
      <th>Country</th> 
      <th>About You</th> 
     </tr> 
     <c:forEach items="${userList}" var="user" varStatus="status"> 
      <tr class="<c:if test="${status.count % 2 == 0}">even</c:if>"> 
       <td>${user.name}</td> 
       <td>${user.gender}</td> 
       <td>${user.country}</td> 
       <td>${user.aboutYou}</td> 
      </tr> 
     </c:forEach> 
    </table> 
</c:if> 
</body> 
</html>

及以下的web.xml

<?xml version="1.0" encoding="UTF-8"?> 
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
     xmlns="http://java.sun.com/xml/ns/javaee" 
     xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" 
     xsi:schemaLocation="http://java.sun.com/xml/ns/javaee 
     http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" 
     id="WebApp_ID" version="2.5"> 
    <display-name>SpringExample17</display-name> 
    <servlet> 
     <servlet-name>dispatcher</servlet-name> 
     <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> 
     <load-on-startup>1</load-on-startup> 
    </servlet> 
    <servlet-mapping> 
     <servlet-name>dispatcher</servlet-name> 
     <url-pattern>*.htm</url-pattern> 
    </servlet-mapping> 
    <welcome-file-list> 
     <welcome-file>redirect.jsp</welcome-file> 
    </welcome-file-list> 
</web-app>

來源

2010-12-21 theJava

http://www.mularien.com/blog/2008/04/24/how-to-reference-and-use-jstl-in-your-web-application/ – 2010-12-21 16:29:41

這意味着，未安裝JSTL。只需將jstl-1.2.jar放入/WEB-INF/lib文件夾並重新啓動服務器即可。

來源

2010-12-21 19:52:50 BalusC

org.apache.jasper.JasperException：絕對URI：http://java.sun.com/jsp/jstl/core無法解決

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