test/jdk/jdk/jfr/api/metadata/annotations/TestFieldAnnotations.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/TestFieldAnnotations.java	Tue May 15 20:24:34 2018 +0200
@@ -0,0 +1,109 @@
+/*
+ * 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 jdk.jfr.Event;
+import jdk.jfr.EventType;
+import jdk.jfr.Frequency;
+import jdk.jfr.MemoryAddress;
+import jdk.jfr.DataAmount;
+import jdk.jfr.Percentage;
+import jdk.jfr.Timespan;
+import jdk.jfr.Timestamp;
+import jdk.jfr.TransitionFrom;
+import jdk.jfr.TransitionTo;
+import jdk.jfr.Unsigned;
+import jdk.jfr.ValueDescriptor;
+import jdk.test.lib.jfr.Events;
+
+/*
+ * @test
+ * @key jfr
+ * @library /test/lib
+ * @run main/othervm jdk.jfr.api.metadata.annotations.TestFieldAnnotations
+ */
+public class TestFieldAnnotations {
+
+    static class FieldAnnotationEvent extends Event {
+        @DataAmount
+        int memoryAmount;
+
+        @Frequency
+        float frequency;
+
+        @MemoryAddress
+        long memoryAddress;
+
+        @Percentage
+        float percentage;
+
+        @TransitionFrom
+        Thread fromThread;
+
+        @TransitionTo
+        Thread toThread;
+
+        @Unsigned
+        long unsigned;
+
+        @Timespan(Timespan.MILLISECONDS)
+        long timespan;
+
+        @Timestamp(Timestamp.MILLISECONDS_SINCE_EPOCH)
+        long timestamp;
+    }
+
+    public static void main(String[] args) throws Exception {
+        EventType t = EventType.getEventType(FieldAnnotationEvent.class);
+
+        ValueDescriptor field = t.getField("memoryAmount");
+        Events.hasAnnotation(field, DataAmount.class);
+
+        field = t.getField("frequency");
+        Events.hasAnnotation(field, Frequency.class);
+
+        field = t.getField("memoryAddress");
+        Events.hasAnnotation(field, MemoryAddress.class);
+
+        field = t.getField("percentage");
+        Events.hasAnnotation(field, Percentage.class);
+
+        field = t.getField("fromThread");
+        Events.hasAnnotation(field, TransitionFrom.class);
+
+        field = t.getField("toThread");
+        Events.hasAnnotation(field, TransitionTo.class);
+
+        field = t.getField("unsigned");
+        Events.hasAnnotation(field, Unsigned.class);
+
+        field = t.getField("timespan");
+        Events.assertAnnotation(field, Timespan.class, Timespan.MILLISECONDS);
+
+        field = t.getField("timestamp");
+        Events.assertAnnotation(field, Timestamp.class, Timestamp.MILLISECONDS_SINCE_EPOCH);
+    }
+}