001// *************************************************************************************************************************** 002// * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file * 003// * distributed with this work for additional information regarding copyright ownership. The ASF licenses this file * 004// * to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance * 005// * with the License. You may obtain a copy of the License at * 006// * * 007// * http://www.apache.org/licenses/LICENSE-2.0 * 008// * * 009// * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an * 010// * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the * 011// * specific language governing permissions and limitations under the License. * 012// *************************************************************************************************************************** 013package org.apache.juneau.rest.util; 014 015import org.apache.juneau.rest.annotation.*; 016 017/** 018 * Various reusable utility methods when working with annotations. 019 */ 020public class AnnotationUtils extends org.apache.juneau.http.annotation.AnnotationUtils { 021 022 /** 023 * Returns <jk>true</jk> if the specified annotation contains all default values. 024 * 025 * @param a The annotation to check. 026 * @return <jk>true</jk> if the specified annotation contains all default values. 027 */ 028 public static boolean empty(ResourceSwagger a) { 029 if (a == null) 030 return true; 031 return 032 allEmpty(a.version()) 033 && allEmpty(a.title(), a.description(), a.value()) 034 && empty(a.contact()) 035 && empty(a.license()) 036 && empty(a.externalDocs()) 037 && a.tags().length == 0; 038 } 039}