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 }