// Only load the web-namespace parsers if the web classes are available
if (ClassUtils.isPresent("org.springframework.security.web.FilterChainProxy", getClass().getClassLoader())) {
parsers.put(Elements.HTTP, new HttpSecurityBeanDefinitionParser());
parsers.put(Elements.FILTER_INVOCATION_DEFINITION_SOURCE, new FilterInvocationSecurityMetadataSourceParser());
parsers.put(Elements.FILTER_SECURITY_METADATA_SOURCE, new FilterInvocationSecurityMetadataSourceParser());
filterChainMapBDD = new FilterChainMapBeanDefinitionDecorator();
//registerBeanDefinitionDecorator(Elements.FILTER_CHAIN_MAP, new FilterChainMapBeanDefinitionDecorator());
}
}