spring security CorsBeanDefinitionParser 源码

  • 2022-08-13
  • 浏览 (327)

spring security CorsBeanDefinitionParser 代码

文件路径:/config/src/main/java/org/springframework/security/config/http/CorsBeanDefinitionParser.java

/*
 * Copyright 2002-2018 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.security.config.http;

import org.w3c.dom.Element;

import org.springframework.beans.BeanMetadataElement;
import org.springframework.beans.factory.BeanCreationException;
import org.springframework.beans.factory.config.RuntimeBeanReference;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.support.RootBeanDefinition;
import org.springframework.beans.factory.xml.ParserContext;
import org.springframework.util.ClassUtils;
import org.springframework.util.StringUtils;
import org.springframework.web.filter.CorsFilter;

/**
 * Parser for the {@code CorsFilter}.
 *
 * @author Rob Winch
 * @since 4.1.1
 */
public class CorsBeanDefinitionParser {

	private static final String HANDLER_MAPPING_INTROSPECTOR = "org.springframework.web.servlet.handler.HandlerMappingIntrospector";

	private static final String ATT_SOURCE = "configuration-source-ref";

	private static final String ATT_REF = "ref";

	public BeanMetadataElement parse(Element element, ParserContext parserContext) {
		if (element == null) {
			return null;
		}
		String filterRef = element.getAttribute(ATT_REF);
		if (StringUtils.hasText(filterRef)) {
			return new RuntimeBeanReference(filterRef);
		}
		BeanMetadataElement configurationSource = getSource(element, parserContext);
		if (configurationSource == null) {
			throw new BeanCreationException("Could not create CorsFilter");
		}
		BeanDefinitionBuilder filterBldr = BeanDefinitionBuilder.rootBeanDefinition(CorsFilter.class);
		filterBldr.addConstructorArgValue(configurationSource);
		return filterBldr.getBeanDefinition();
	}

	public BeanMetadataElement getSource(Element element, ParserContext parserContext) {
		String configurationSourceRef = element.getAttribute(ATT_SOURCE);
		if (StringUtils.hasText(configurationSourceRef)) {
			return new RuntimeBeanReference(configurationSourceRef);
		}
		boolean mvcPresent = ClassUtils.isPresent(HANDLER_MAPPING_INTROSPECTOR, getClass().getClassLoader());
		if (!mvcPresent) {
			return null;
		}
		return new RootBeanDefinition(HandlerMappingIntrospectorFactoryBean.class);
	}

}

相关信息

spring security 源码目录

相关文章

spring security AuthenticationConfigBuilder 源码

spring security AuthorizationFilterParser 源码

spring security ChannelAttributeFactory 源码

spring security CsrfBeanDefinitionParser 源码

spring security DefaultFilterChainValidator 源码

spring security FilterChainBeanDefinitionParser 源码

spring security FilterChainMapBeanDefinitionDecorator 源码

spring security FilterInvocationSecurityMetadataSourceParser 源码

spring security FormLoginBeanDefinitionParser 源码

spring security GrantedAuthorityDefaultsParserUtils 源码

0  赞