PackageImports Class — spring-boot Architecture

Source Code

core/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/AutoConfigurationPackages.java lines 146–186

	private static final class PackageImports {

		private final List<String> packageNames;

		PackageImports(AnnotationMetadata metadata) {
			AnnotationAttributes attributes = AnnotationAttributes
				.fromMap(metadata.getAnnotationAttributes(AutoConfigurationPackage.class.getName(), false));
			Assert.state(attributes != null, "'attributes' must not be null");
			List<String> packageNames = new ArrayList<>(Arrays.asList(attributes.getStringArray("basePackages")));
			for (Class<?> basePackageClass : attributes.getClassArray("basePackageClasses")) {
				packageNames.add(basePackageClass.getPackage().getName());
			}
			if (packageNames.isEmpty()) {
				packageNames.add(ClassUtils.getPackageName(metadata.getClassName()));
			}
			this.packageNames = Collections.unmodifiableList(packageNames);
		}

		List<String> getPackageNames() {
			return this.packageNames;
		}

		@Override
		public boolean equals(Object obj) {
			if (obj == null || getClass() != obj.getClass()) {
				return false;
			}
			return this.packageNames.equals(((PackageImports) obj).packageNames);
		}

		@Override
		public int hashCode() {
			return this.packageNames.hashCode();
		}

		@Override
		public String toString() {
			return "Package Imports " + this.packageNames;
		}

	}