/*
* Copyright 2012-2014 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.boot.autoconfigure.data;
import java.lang.annotation.Annotation;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.BeanFactoryAware;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.boot.autoconfigure.AutoConfigurationPackages;
import org.springframework.context.EnvironmentAware;
import org.springframework.context.ResourceLoaderAware;
import org.springframework.context.annotation.ImportBeanDefinitionRegistrar;
import org.springframework.core.env.Environment;
import org.springframework.core.io.ResourceLoader;
import org.springframework.core.type.AnnotationMetadata;
import org.springframework.core.type.StandardAnnotationMetadata;
import org.springframework.data.repository.config.AnnotationRepositoryConfigurationSource;
import org.springframework.data.repository.config.RepositoryConfigurationDelegate;
import org.springframework.data.repository.config.RepositoryConfigurationExtension;
/**
* Base {@link ImportBeanDefinitionRegistrar} used to auto-configure Spring Data
* Repositories.
*
* @author Phillip Webb
* @author Dave Syer
* @author Oliver Gierke
*/
public abstract class AbstractRepositoryConfigurationSourceSupport implements
BeanFactoryAware, ImportBeanDefinitionRegistrar, ResourceLoaderAware,
EnvironmentAware {
private ResourceLoader resourceLoader;
private BeanFactory beanFactory;
private Environment environment;
@Override
public void registerBeanDefinitions(AnnotationMetadata importingClassMetadata,
BeanDefinitionRegistry registry) {
new RepositoryConfigurationDelegate(getConfigurationSource(),
this.resourceLoader, this.environment).registerRepositoriesIn(registry,
getRepositoryConfigurationExtension());
}
private AnnotationRepositoryConfigurationSource getConfigurationSource() {
StandardAnnotationMetadata metadata = new StandardAnnotationMetadata(
getConfiguration(), true);
return new AnnotationRepositoryConfigurationSource(metadata, getAnnotation(),
this.resourceLoader, this.environment) {
@Override
public java.lang.Iterable<String> getBasePackages() {
return AbstractRepositoryConfigurationSourceSupport.this
.getBasePackages();
}
};
}
protected Iterable<String> getBasePackages() {
return AutoConfigurationPackages.get(this.beanFactory);
}
/**
* The Spring Data annotation used to enable the particular repository support.
*/
protected abstract Class<? extends Annotation> getAnnotation();
/**
* The configuration class that will be used by Spring Boot as a template.
*/
protected abstract Class<?> getConfiguration();
/**
* The {@link RepositoryConfigurationExtension} for the particular repository support.
*/
protected abstract RepositoryConfigurationExtension getRepositoryConfigurationExtension();
@Override
public void setResourceLoader(ResourceLoader resourceLoader) {
this.resourceLoader = resourceLoader;
}
@Override
public void setBeanFactory(BeanFactory beanFactory) throws BeansException {
this.beanFactory = beanFactory;
}
@Override
public void setEnvironment(Environment environment) {
this.environment = environment;
}
}