/*
* Copyright 2002-2013 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
*
* http://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.annotation.method.configuration;
import java.util.Map;
import org.springframework.context.annotation.AdviceMode;
import org.springframework.context.annotation.AutoProxyRegistrar;
import org.springframework.context.annotation.ImportSelector;
import org.springframework.core.annotation.AnnotationAttributes;
import org.springframework.core.type.AnnotationMetadata;
import org.springframework.util.Assert;
import org.springframework.util.ClassUtils;
/**
* Dynamically determines which imports to include using the
* {@link EnableGlobalMethodSecurity} annotation.
*
* @author Rob Winch
* @since 3.2
*/
final class GlobalMethodSecuritySelector implements ImportSelector {
public final String[] selectImports(AnnotationMetadata importingClassMetadata) {
Class<EnableGlobalMethodSecurity> annoType = EnableGlobalMethodSecurity.class;
Map<String, Object> annotationAttributes = importingClassMetadata.getAnnotationAttributes(annoType.getName(), false);
AnnotationAttributes attributes = AnnotationAttributes.fromMap(annotationAttributes);
Assert.notNull(attributes, String.format(
"@%s is not present on importing class '%s' as expected",
annoType.getSimpleName(), importingClassMetadata.getClassName()));
// TODO would be nice if could use BeanClassLoaderAware (does not work)
Class<?> importingClass = ClassUtils.resolveClassName(importingClassMetadata.getClassName(), ClassUtils.getDefaultClassLoader());
boolean skipMethodSecurityConfiguration = GlobalMethodSecurityConfiguration.class.isAssignableFrom(importingClass);
AdviceMode mode = attributes.getEnum("mode");
String autoProxyClassName = AdviceMode.PROXY == mode ? AutoProxyRegistrar.class.getName()
: GlobalMethodSecurityAspectJAutoProxyRegistrar.class.getName();
if(skipMethodSecurityConfiguration) {
return new String[] { autoProxyClassName };
}
return new String[] { autoProxyClassName,
GlobalMethodSecurityConfiguration.class.getName()};
}
}