ImportAutoConfiguration Type — spring-boot Architecture

Source Code

core/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/ImportAutoConfiguration.java lines 46–78

@Target(ElementType.TYPE)
@Retention(RetentionPolicy.RUNTIME)
@Documented
@Inherited
@Import(ImportAutoConfigurationImportSelector.class)
public @interface ImportAutoConfiguration {

	/**
	 * The auto-configuration classes that should be imported. This is an alias for
	 * {@link #classes()}.
	 * @return the classes to import
	 */
	@AliasFor("classes")
	Class<?>[] value() default {};

	/**
	 * The auto-configuration classes that should be imported. When empty, the classes are
	 * specified using a file in {@code META-INF/spring} where the file name is the
	 * fully-qualified name of the annotated class, suffixed with {@code .imports}. An
	 * entry in the file may be prefixed with {@code optional:} to indicate that the
	 * imported class should be ignored if it is not on the classpath.
	 * @return the classes to import
	 */
	@AliasFor("value")
	Class<?>[] classes() default {};

	/**
	 * Exclude specific auto-configuration classes such that they will never be applied.
	 * @return the classes to exclude
	 */
	Class<?>[] exclude() default {};

}