ConfigurationWarningsPostProcessor Class — spring-boot Architecture

Source Code

core/spring-boot/src/main/java/org/springframework/boot/context/ConfigurationWarningsApplicationContextInitializer.java lines 74–109

	protected static final class ConfigurationWarningsPostProcessor
			implements PriorityOrdered, BeanDefinitionRegistryPostProcessor {

		private final Check[] checks;

		public ConfigurationWarningsPostProcessor(Check[] checks) {
			this.checks = checks;
		}

		@Override
		public int getOrder() {
			return Ordered.LOWEST_PRECEDENCE - 1;
		}

		@Override
		public void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) throws BeansException {
		}

		@Override
		public void postProcessBeanDefinitionRegistry(BeanDefinitionRegistry registry) throws BeansException {
			for (Check check : this.checks) {
				String message = check.getWarning(registry);
				if (StringUtils.hasLength(message)) {
					warn(message);
				}
			}

		}

		private void warn(String message) {
			if (logger.isWarnEnabled()) {
				logger.warn(String.format("%n%n** WARNING ** : %s%n%n", message));
			}
		}

	}