--- /dev/null	2018-06-17 23:18:20.806999507 +0800
+++ new/test/jdk/jfr/api/consumer/TestFieldAccess.java	2019-01-29 11:00:32.934995278 +0800
@@ -0,0 +1,152 @@
+/*
+ * Copyright (c) 2018, 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.  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.consumer;
+
+import java.util.List;
+
+import jdk.jfr.Event;
+import jdk.jfr.Recording;
+import jdk.jfr.consumer.RecordedClass;
+import jdk.jfr.consumer.RecordedEvent;
+import jdk.jfr.consumer.RecordedThread;
+import jdk.testlibrary.Asserts;
+import jdk.testlibrary.jfr.Events;
+
+/*
+ * @test
+ * @key jfr
+ * @library /lib/testlibrary
+ * @run main/othervm jdk.jfr.api.consumer.TestFieldAccess
+ */
+public class TestFieldAccess {
+
+    private static class MyEvent extends Event {
+        String stringField = "Hello";
+        int intField = 4711;
+        long longField = 4712L;
+        short shortField = (short)67;
+        double doubleField = Double.NaN;
+        float floatField = Float.MIN_VALUE;
+        boolean booleanField = false;
+        Thread threadField = Thread.currentThread();
+        Class<?> classField = MyEvent.class;
+    }
+
+    public static void main(String[] args) throws Throwable {
+        Recording r = new Recording();
+        r.enable(MyEvent.class);
+        r.start();
+        MyEvent myEvent = new MyEvent();
+        myEvent.commit();
+        r.stop();
+        List<RecordedEvent> events = Events.fromRecording(r);
+        if (events.isEmpty()) {
+               throw new AssertionError("Expected at least one event");
+        }
+        Events.hasEvents(events);
+        RecordedEvent event = events.get(0);
+        testHasField(event);
+        testGetField(event, myEvent);
+    }
+
+    private static void testGetField(RecordedEvent event, MyEvent myEvent) {
+        String stringField = event.getValue("stringField");
+        Asserts.assertEquals(stringField, myEvent.stringField);
+
+        int intField = event.getValue("intField");
+        Asserts.assertEquals(intField, myEvent.intField);
+
+        long longField = event.getValue("longField");
+        Asserts.assertEquals(longField, myEvent.longField);
+
+        short shortField = event.getValue("shortField");
+        Asserts.assertEquals(shortField, myEvent.shortField);
+
+        double doubleField = event.getValue("doubleField");
+        Asserts.assertEquals(doubleField, myEvent.doubleField);
+
+        float floatField = event.getValue("floatField");
+        Asserts.assertEquals(floatField, myEvent.floatField);
+
+        boolean booleanField = event.getValue("booleanField");
+        Asserts.assertEquals(booleanField, myEvent.booleanField);
+
+        RecordedThread threadField = event.getValue("eventThread");
+        Asserts.assertEquals(threadField.getJavaName(), myEvent.threadField.getName());
+        String threadGroupName = event.getValue("eventThread.group.name");
+        Asserts.assertEquals(threadField.getThreadGroup().getName(), threadGroupName);
+
+        RecordedClass  classField = event.getValue("classField");
+        Asserts.assertEquals(classField.getName(), myEvent.classField.getName());
+        String className = event.getValue("classField.name");
+        Asserts.assertEquals(classField.getName(), className.replace("/", "."));
+
+
+        try {
+            event.getValue("doesnotexist");
+        } catch (IllegalArgumentException iae) {
+            // as expected
+        }
+
+        try {
+            event.getValue("classField.doesnotexist");
+        } catch (IllegalArgumentException iae) {
+            // as expected
+        }
+
+        try {
+            event.getValue(null);
+        } catch (NullPointerException npe) {
+            // as expected
+        }
+    }
+
+    private static void testHasField(RecordedEvent event) {
+        System.out.println(event);
+        Asserts.assertTrue(event.hasField("stringField"));
+        Asserts.assertTrue(event.hasField("intField"));
+        Asserts.assertTrue(event.hasField("longField"));
+        Asserts.assertTrue(event.hasField("shortField"));
+        Asserts.assertTrue(event.hasField("doubleField"));
+        Asserts.assertTrue(event.hasField("floatField"));
+        Asserts.assertTrue(event.hasField("threadField"));
+        Asserts.assertTrue(event.hasField("classField"));
+        Asserts.assertTrue(event.hasField("classField.name"));
+        Asserts.assertTrue(event.hasField("eventThread"));
+        Asserts.assertTrue(event.hasField("eventThread.group.name"));
+        Asserts.assertTrue(event.hasField("startTime"));
+        Asserts.assertTrue(event.hasField("stackTrace"));
+        Asserts.assertTrue(event.hasField("duration"));
+        Asserts.assertFalse(event.hasField("doesNotExist"));
+        Asserts.assertFalse(event.hasField("classField.doesNotExist"));
+        Asserts.assertFalse(event.hasField(""));
+        try {
+            event.hasField(null);
+        } catch (NullPointerException npe) {
+            // as expected
+        }
+    }
+}