AbstractRepositoryConfigurationSourceSupport Class — spring-boot Architecture

Source Code

core/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/data/AbstractRepositoryConfigurationSourceSupport.java lines 50–153

public abstract class AbstractRepositoryConfigurationSourceSupport
		implements ImportBeanDefinitionRegistrar, BeanFactoryAware, ResourceLoaderAware, EnvironmentAware {

	@SuppressWarnings("NullAway.Init")
	private ResourceLoader resourceLoader;

	@SuppressWarnings("NullAway.Init")
	private BeanFactory beanFactory;

	@SuppressWarnings("NullAway.Init")
	private Environment environment;

	@Override
	public void registerBeanDefinitions(AnnotationMetadata importingClassMetadata, BeanDefinitionRegistry registry,
			@Nullable BeanNameGenerator importBeanNameGenerator) {
		RepositoryConfigurationDelegate delegate = new RepositoryConfigurationDelegate(
				getConfigurationSource(registry, importBeanNameGenerator), this.resourceLoader, this.environment);
		delegate.registerRepositoriesIn(registry, getRepositoryConfigurationExtension());
	}

	@Override
	public void registerBeanDefinitions(AnnotationMetadata importingClassMetadata, BeanDefinitionRegistry registry) {
		registerBeanDefinitions(importingClassMetadata, registry, null);
	}

	private AnnotationRepositoryConfigurationSource getConfigurationSource(BeanDefinitionRegistry registry,
			@Nullable BeanNameGenerator importBeanNameGenerator) {
		AnnotationMetadata metadata = AnnotationMetadata.introspect(getConfiguration());
		return new AutoConfiguredAnnotationRepositoryConfigurationSource(metadata, getAnnotation(), this.resourceLoader,
				this.environment, registry, importBeanNameGenerator) {
		};
	}

	protected Streamable<String> getBasePackages() {
		return Streamable.of(AutoConfigurationPackages.get(this.beanFactory));
	}

	/**
	 * The Spring Data annotation used to enable the particular repository support.
	 * @return the annotation class
	 */
	protected abstract Class<? extends Annotation> getAnnotation();

	/**
	 * The configuration class that will be used by Spring Boot as a template.
	 * @return the configuration class
	 */
	protected abstract Class<?> getConfiguration();

	/**
	 * The {@link RepositoryConfigurationExtension} for the particular repository support.
	 * @return the repository configuration extension
	 */
	protected abstract RepositoryConfigurationExtension getRepositoryConfigurationExtension();

	/**
	 * The {@link BootstrapMode} for the particular repository support. Defaults to
	 * {@link BootstrapMode#DEFAULT}.
	 * @return the bootstrap mode
	 */
	protected BootstrapMode getBootstrapMode() {
		return BootstrapMode.DEFAULT;
	}

	@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;
	}

	/**
	 * An auto-configured {@link AnnotationRepositoryConfigurationSource}.
	 */
	private class AutoConfiguredAnnotationRepositoryConfigurationSource
			extends AnnotationRepositoryConfigurationSource {

		AutoConfiguredAnnotationRepositoryConfigurationSource(AnnotationMetadata metadata,
				Class<? extends Annotation> annotation, ResourceLoader resourceLoader, Environment environment,
				BeanDefinitionRegistry registry, @Nullable BeanNameGenerator generator) {
			super(metadata, annotation, resourceLoader, environment, registry, generator);
		}

		@Override
		public Streamable<String> getBasePackages() {
			return AbstractRepositoryConfigurationSourceSupport.this.getBasePackages();
		}

		@Override
		public BootstrapMode getBootstrapMode() {
			return AbstractRepositoryConfigurationSourceSupport.this.getBootstrapMode();
		}

	}

}