001/*
002 * Copyright 2012-2017 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.springframework.boot.actuate.endpoint.web.annotation;
018
019import java.lang.annotation.Documented;
020import java.lang.annotation.ElementType;
021import java.lang.annotation.Retention;
022import java.lang.annotation.RetentionPolicy;
023import java.lang.annotation.Target;
024
025import org.springframework.boot.actuate.endpoint.annotation.Endpoint;
026import org.springframework.boot.actuate.endpoint.annotation.EndpointExtension;
027import org.springframework.core.annotation.AliasFor;
028
029/**
030 * Identifies a type as being a Web-specific extension of an {@link Endpoint}.
031 *
032 * @author Andy Wilkinson
033 * @author Stephane Nicoll
034 * @since 2.0.0
035 * @see Endpoint
036 */
037@Target(ElementType.TYPE)
038@Retention(RetentionPolicy.RUNTIME)
039@Documented
040@EndpointExtension(filter = WebEndpointFilter.class)
041public @interface EndpointWebExtension {
042
043        /**
044         * The {@link Endpoint endpoint} class to which this Web extension relates.
045         * @return the endpoint class
046         */
047        @AliasFor(annotation = EndpointExtension.class)
048        Class<?> endpoint();
049
050}