/*
 *      Copyright (c) 2018-2028, DreamLu All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are met:
 *
 *  Redistributions of source code must retain the above copyright notice,
 *  this list of conditions and the following disclaimer.
 *  Redistributions in binary form must reproduce the above copyright
 *  notice, this list of conditions and the following disclaimer in the
 *  documentation and/or other materials provided with the distribution.
 *  Neither the name of the dreamlu.net developer nor the names of its
 *  contributors may be used to endorse or promote products derived from
 *  this software without specific prior written permission.
 *  Author: DreamLu 卢春梦 (596392912@qq.com)
 */
package org.springblade.core.auto.service;

import java.lang.annotation.*;

/**
 * An annotation for service providers as described in {@link java.util.ServiceLoader}. The {@link
 * AutoServiceProcessor} generates the configuration files which
 * allows service providers to be loaded with {@link java.util.ServiceLoader#load(Class)}.
 *
 * <p>Service providers assert that they conform to the service provider specification.
 * Specifically, they must:
 *
 * <ul>
 * <li>be a non-inner, non-anonymous, concrete class
 * <li>have a publicly accessible no-arg constructor
 * <li>implement the interface type returned by {@code value()}
 * </ul>
 *
 * @author google
 */
@Documented
@Retention(RetentionPolicy.SOURCE)
@Target(ElementType.TYPE)
public @interface AutoService {
	/**
	 * Returns the interfaces implemented by this service provider.
	 *
	 * @return interface array
	 */
	Class<?>[] value();
}