package org.springframework.security.config.http;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.config.RuntimeBeanReference;
import org.springframework.beans.factory.xml.BeanDefinitionParser;
import org.springframework.beans.factory.xml.ParserContext;
import org.springframework.security.config.BeanIds;
import org.springframework.util.StringUtils;
import org.w3c.dom.Element;
/**
* Injects the supplied {@code HttpFirewall} bean reference into the {@code FilterChainProxy}.
*
* @author Luke Taylor
*/
public class HttpFirewallBeanDefinitionParser implements BeanDefinitionParser {
public BeanDefinition parse(Element element, ParserContext pc) {
String ref = element.getAttribute("ref");
if (!StringUtils.hasText(ref)) {
pc.getReaderContext().error("ref attribute is required", pc.extractSource(element));
}
// Ensure the FCP is registered.
HttpSecurityBeanDefinitionParser.registerFilterChainProxyIfNecessary(pc, pc.extractSource(element));
BeanDefinition filterChainProxy = pc.getRegistry().getBeanDefinition(BeanIds.FILTER_CHAIN_PROXY);
filterChainProxy.getPropertyValues().addPropertyValue("firewall", new RuntimeBeanReference(ref));
return null;
}
}