KnownAncestorsConfigurationPropertySource Class — spring-boot Architecture

Source Code

core/spring-boot/src/test/java/org/springframework/boot/context/properties/source/KnownAncestorsConfigurationPropertySource.java lines 26–60

class KnownAncestorsConfigurationPropertySource implements ConfigurationPropertySource {

	private final Map<ConfigurationPropertyName, ConfigurationPropertyState> ancestors = new HashMap<>();

	@Override
	public @Nullable ConfigurationProperty getConfigurationProperty(ConfigurationPropertyName name) {
		return null;
	}

	@Override
	public ConfigurationPropertyState containsDescendantOf(ConfigurationPropertyName name) {
		ConfigurationPropertyState state = this.ancestors.get(name);
		assertThat(state).isNotNull();
		return state;
	}

	KnownAncestorsConfigurationPropertySource absent(ConfigurationPropertyName name) {
		return ancestor(name, ConfigurationPropertyState.ABSENT);
	}

	KnownAncestorsConfigurationPropertySource present(ConfigurationPropertyName name) {
		return ancestor(name, ConfigurationPropertyState.PRESENT);
	}

	KnownAncestorsConfigurationPropertySource unknown(ConfigurationPropertyName name) {
		return ancestor(name, ConfigurationPropertyState.UNKNOWN);
	}

	private KnownAncestorsConfigurationPropertySource ancestor(ConfigurationPropertyName name,
			ConfigurationPropertyState state) {
		this.ancestors.put(name, state);
		return this;
	}

}