org.springframework.boot.context.properties.EnableConfigurationPropertiesRegistrar Maven / Gradle / Ivy
/*
* Copyright 2012-2020 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.boot.context.properties;
import java.util.Arrays;
import java.util.Set;
import java.util.stream.Collectors;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.boot.validation.beanvalidation.MethodValidationExcludeFilter;
import org.springframework.context.annotation.ImportBeanDefinitionRegistrar;
import org.springframework.core.Conventions;
import org.springframework.core.annotation.MergedAnnotation;
import org.springframework.core.type.AnnotationMetadata;
/**
* {@link ImportBeanDefinitionRegistrar} for
* {@link EnableConfigurationProperties @EnableConfigurationProperties}.
*
* @author Phillip Webb
* @author Andy Wilkinson
*/
class EnableConfigurationPropertiesRegistrar implements ImportBeanDefinitionRegistrar {
private static final String METHOD_VALIDATION_EXCLUDE_FILTER_BEAN_NAME = Conventions
.getQualifiedAttributeName(EnableConfigurationPropertiesRegistrar.class, "methodValidationExcludeFilter");
@Override
public void registerBeanDefinitions(AnnotationMetadata metadata, BeanDefinitionRegistry registry) {
registerInfrastructureBeans(registry);
registerMethodValidationExcludeFilter(registry);
ConfigurationPropertiesBeanRegistrar beanRegistrar = new ConfigurationPropertiesBeanRegistrar(registry);
getTypes(metadata).forEach(beanRegistrar::register);
}
private Set> getTypes(AnnotationMetadata metadata) {
return metadata.getAnnotations().stream(EnableConfigurationProperties.class)
.flatMap((annotation) -> Arrays.stream(annotation.getClassArray(MergedAnnotation.VALUE)))
.filter((type) -> void.class != type).collect(Collectors.toSet());
}
static void registerInfrastructureBeans(BeanDefinitionRegistry registry) {
ConfigurationPropertiesBindingPostProcessor.register(registry);
BoundConfigurationProperties.register(registry);
}
static void registerMethodValidationExcludeFilter(BeanDefinitionRegistry registry) {
if (!registry.containsBeanDefinition(METHOD_VALIDATION_EXCLUDE_FILTER_BEAN_NAME)) {
BeanDefinition definition = BeanDefinitionBuilder
.genericBeanDefinition(MethodValidationExcludeFilter.class,
() -> MethodValidationExcludeFilter.byAnnotation(ConfigurationProperties.class))
.setRole(BeanDefinition.ROLE_INFRASTRUCTURE).getBeanDefinition();
registry.registerBeanDefinition(METHOD_VALIDATION_EXCLUDE_FILTER_BEAN_NAME, definition);
}
}
}