1 /* 2 * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 25 package org.graalvm.util; 26 27 //Checkstyle: allow reflection 28 import java.lang.annotation.Annotation; 29 import java.lang.reflect.AnnotatedElement; 30 31 /** 32 * Wrapper class for annotation access. The purpose of this class is to encapsulate the 33 * AnnotatedElement.getAnnotation() to avoid the use of the "Checkstyle: allow direct annotation 34 * access " and "Checkstyle: disallow direct annotation access" comments for situations where the 35 * annotation access doesn't need to guarded, i.e., in runtime code or code that accesses annotation 36 * on non-user types. See {@link GuardedAnnotationAccess} for details on these checkstyle rules. 37 */ 38 public class DirectAnnotationAccess { 39 40 public static <T extends Annotation> boolean isAnnotationPresent(AnnotatedElement element, Class<T> annotationClass) { 41 return element.getAnnotation(annotationClass) != null; 42 } 43 44 public static <T extends Annotation> T getAnnotation(AnnotatedElement element, Class<T> annotationType) { 45 return element.getAnnotation(annotationType); 46 } 47 }