spring security找不到http://www.springframework.org/schema/security 命名空间

Question

<?xml version="1.0" encoding="UTF-8"?>
<beans:beans xmlns="http://www.springframework.org/schema/security"
    xmlns:beans="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd
                        http://www.springframework.org/schema/security 
                        http://www.springframework.org/schema/security/spring-security-2.0.4.xsd">
 <http auto-config="true">
<intercept-url pattern="/admin.jsp" access="ROLE_ADMIN"/>
<intercept-url pattern="/**" access="ROLE_USER"/>
 </http> 
 <authentication-provider>
  <user-service>
   <user name="admin" password="admin" authorities="ROLE_USER, ROLE_ADMIN" />
   <user name="user" password="user" authorities="ROLE_USER" />
  </user-service>
 </authentication-provider>
</beans:beans>
 
报错：org.springframework.beans.factory.parsing.BeanDefinitionParsingException: Configuration problem: Unable to locate NamespaceHandler for namespace [http://www.springframework.org/schema/security]
Offending resource: class path resource [applicationContext-scurity.xml]

Answer 1

建议查看你使用的spring-security 的版本  这个一般是头文件和 jar 包不一致导致的

Answer 2

spring-security版本没问题 我从官网下载的2.0.4的jar包

Answer 3

 检查下你导入的 spring-security-config.jar  看看其中的 META-INF 下 spring.schemas 和 spring.handlers 对照查看下