test/jdk/jdk/jfr/api/metadata/annotations/TestContentType.java
changeset 50113 caf115bb98ad
child 51214 67736b4846a0
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/jdk/jfr/api/metadata/annotations/TestContentType.java	Tue May 15 20:24:34 2018 +0200
@@ -0,0 +1,76 @@
+/*
+ * Copyright (c) 2015, 2018, 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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 jdk.jfr.api.metadata.annotations;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+import jdk.jfr.AnnotationElement;
+import jdk.jfr.ContentType;
+import jdk.jfr.Event;
+import jdk.jfr.EventType;
+import jdk.jfr.MetadataDefinition;
+import jdk.jfr.Timespan;
+import jdk.test.lib.Asserts;
+import jdk.test.lib.jfr.Events;
+
+/*
+ * @test
+ * @key jfr
+ * @library /test/lib
+ * @run main/othervm jdk.jfr.api.metadata.annotations.TestContentType
+ */
+public class TestContentType {
+    @ContentType
+    @MetadataDefinition
+    @Target({ ElementType.FIELD })
+    @Retention(RetentionPolicy.RUNTIME)
+    @interface Temperature {
+    }
+
+    static class SunnyDay extends Event {
+        String day;
+        @Temperature
+        float max;
+        @Timespan
+        float hours;
+    }
+
+    public static void main(String[] args) throws Exception {
+
+        EventType t = EventType.getEventType(SunnyDay.class);
+        AnnotationElement aMax = Events.getAnnotation(t.getField("max"), Temperature.class);
+        ContentType cMax = aMax.getAnnotation(ContentType.class);
+        if (cMax == null) {
+            throw new Exception("Expected Temperature annotation for field 'max' to have meta annotation ContentType");
+        }
+        AnnotationElement aHours = Events.getAnnotation(t.getField("hours"), Timespan.class);
+        ContentType cHours = aHours.getAnnotation(ContentType.class);
+        Asserts.assertTrue(cHours != null, "Expected Timespan annotation for field 'hours' to have meta annotation ContentType");
+    }
+}