ConfigurationClassPostProcessorCustomizingSupplier Class — spring-boot Architecture

Source Code

core/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/SharedMetadataReaderFactoryContextInitializer.java lines 159–184

	static class ConfigurationClassPostProcessorCustomizingSupplier implements Supplier<Object> {

		private final ConfigurableApplicationContext context;

		private final Supplier<?> instanceSupplier;

		ConfigurationClassPostProcessorCustomizingSupplier(ConfigurableApplicationContext context,
				Supplier<?> instanceSupplier) {
			this.context = context;
			this.instanceSupplier = instanceSupplier;
		}

		@Override
		public Object get() {
			Object instance = this.instanceSupplier.get();
			if (instance instanceof ConfigurationClassPostProcessor postProcessor) {
				configureConfigurationClassPostProcessor(postProcessor);
			}
			return instance;
		}

		private void configureConfigurationClassPostProcessor(ConfigurationClassPostProcessor instance) {
			instance.setMetadataReaderFactory(this.context.getBean(BEAN_NAME, MetadataReaderFactory.class));
		}

	}