
001package ca.uhn.fhir.interceptor.api; 002 003/*- 004 * #%L 005 * HAPI FHIR - Core Library 006 * %% 007 * Copyright (C) 2014 - 2023 Smile CDR, Inc. 008 * %% 009 * Licensed under the Apache License, Version 2.0 (the "License"); 010 * you may not use this file except in compliance with the License. 011 * You may obtain a copy of the License at 012 * 013 * http://www.apache.org/licenses/LICENSE-2.0 014 * 015 * Unless required by applicable law or agreed to in writing, software 016 * distributed under the License is distributed on an "AS IS" BASIS, 017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 018 * See the License for the specific language governing permissions and 019 * limitations under the License. 020 * #L% 021 */ 022 023import java.lang.annotation.ElementType; 024import java.lang.annotation.Inherited; 025import java.lang.annotation.Retention; 026import java.lang.annotation.RetentionPolicy; 027import java.lang.annotation.Target; 028 029/** 030 * This annotation declares a bean as a subscription interceptor. This interceptor 031 * is not mandatory for interceptor classes, but is added as a marker by convention. 032 */ 033@Retention(RetentionPolicy.RUNTIME) 034@Target(ElementType.TYPE) 035@Inherited 036public @interface Interceptor { 037 038 /** 039 * @see #order() 040 */ 041 int DEFAULT_ORDER = 0; 042 043 /** 044 * The order that interceptors should be called in. Lower numbers happen before higher numbers. Default is 0 045 * and allowable values can be positive or negative or 0. 046 */ 047 int order() default DEFAULT_ORDER; 048}