ConfigurationPropertiesBindHandler Class — spring-boot Architecture

Source Code

core/spring-boot/src/main/java/org/springframework/boot/context/properties/ConfigurationPropertiesBinder.java lines 232–248

	private static class ConfigurationPropertiesBindHandler extends AbstractBindHandler {

		ConfigurationPropertiesBindHandler(BindHandler handler) {
			super(handler);
		}

		@Override
		public <T> Bindable<T> onStart(ConfigurationPropertyName name, Bindable<T> target, BindContext context) {
			return isConfigurationProperties(target.getType().resolve())
					? target.withBindRestrictions(BindRestriction.NO_DIRECT_PROPERTY) : target;
		}

		private boolean isConfigurationProperties(@Nullable Class<?> target) {
			return target != null && MergedAnnotations.from(target).isPresent(ConfigurationProperties.class);
		}

	}