src/jdk.internal.vm.compiler/share/classes/org.graalvm.util/src/org/graalvm/util/DirectAnnotationAccess.java
changeset 54084 84f10bbf993f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jdk.internal.vm.compiler/share/classes/org.graalvm.util/src/org/graalvm/util/DirectAnnotationAccess.java	Tue Mar 12 19:17:42 2019 +0100
@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+
+package org.graalvm.util;
+
+//Checkstyle: allow reflection
+import java.lang.annotation.Annotation;
+import java.lang.reflect.AnnotatedElement;
+
+/**
+ * Wrapper class for annotation access. The purpose of this class is to encapsulate the
+ * AnnotatedElement.getAnnotation() to avoid the use of the "Checkstyle: allow direct annotation
+ * access " and "Checkstyle: disallow direct annotation access" comments for situations where the
+ * annotation access doesn't need to guarded, i.e., in runtime code or code that accesses annotation
+ * on non-user types. See {@link GuardedAnnotationAccess} for details on these checkstyle rules.
+ */
+public class DirectAnnotationAccess {
+
+    public static <T extends Annotation> boolean isAnnotationPresent(AnnotatedElement element, Class<T> annotationClass) {
+        return element.getAnnotation(annotationClass) != null;
+    }
+
+    public static <T extends Annotation> T getAnnotation(AnnotatedElement element, Class<T> annotationType) {
+        return element.getAnnotation(annotationType);
+    }
+}