14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package jdk.jfr.api.flightrecorder;
  27 
  28 import static jdk.test.lib.Asserts.assertEquals;
  29 
  30 import jdk.jfr.Event;
  31 import jdk.jfr.EventType;
  32 import jdk.jfr.FlightRecorder;
  33 
  34 /*
  35  * @test
  36  * @key jfr

  37  * @library /test/lib
  38  * @run main/othervm jdk.jfr.api.flightrecorder.TestRegisterUnregisterEvent
  39  */
  40 public class TestRegisterUnregisterEvent {
  41 
  42     public static void main(String[] args) throws Throwable {
  43         // Register before Flight Recorder is started
  44         FlightRecorder.register(MyEvent.class);
  45         // Repeat
  46         FlightRecorder.register(MyEvent.class);
  47 
  48         FlightRecorder recorder = FlightRecorder.getFlightRecorder();
  49         int count = 0;
  50         for (EventType et : recorder.getEventTypes()) {
  51             if (et.getName().equals(MyEvent.class.getName())) {
  52                 count++;
  53             }
  54         }
  55         assertEquals(1, count);
  56 

  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package jdk.jfr.api.flightrecorder;
  27 
  28 import static jdk.test.lib.Asserts.assertEquals;
  29 
  30 import jdk.jfr.Event;
  31 import jdk.jfr.EventType;
  32 import jdk.jfr.FlightRecorder;
  33 
  34 /**
  35  * @test
  36  * @key jfr
  37  * @requires vm.hasJFR
  38  * @library /test/lib
  39  * @run main/othervm jdk.jfr.api.flightrecorder.TestRegisterUnregisterEvent
  40  */
  41 public class TestRegisterUnregisterEvent {
  42 
  43     public static void main(String[] args) throws Throwable {
  44         // Register before Flight Recorder is started
  45         FlightRecorder.register(MyEvent.class);
  46         // Repeat
  47         FlightRecorder.register(MyEvent.class);
  48 
  49         FlightRecorder recorder = FlightRecorder.getFlightRecorder();
  50         int count = 0;
  51         for (EventType et : recorder.getEventTypes()) {
  52             if (et.getName().equals(MyEvent.class.getName())) {
  53                 count++;
  54             }
  55         }
  56         assertEquals(1, count);
  57