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.event;
  27 
  28 import java.util.Collections;
  29 
  30 import jdk.jfr.EventFactory;
  31 import jdk.jfr.EventType;
  32 import jdk.jfr.FlightRecorder;
  33 import jdk.test.lib.Asserts;
  34 
  35 
  36 /*
  37  * @test
  38  * @summary Verifies that EventFactory can register the same event twice
  39  * @key jfr

  40  * @library /test/lib
  41  * @run main/othervm jdk.jfr.api.event.TestEventFactoryRegisterTwice
  42  */
  43 public class TestEventFactoryRegisterTwice {
  44 
  45     public static void main(String[] args) throws Exception {
  46         EventFactory factory = EventFactory.create(Collections.emptyList(), Collections.emptyList());
  47 
  48         EventType eventType = factory.getEventType();
  49         Asserts.assertNotNull(eventType);
  50 
  51         // Now, register the event
  52         factory.register();
  53 
  54         verifyRegistered(eventType);
  55 
  56         // Now, register the event again
  57         factory.register();
  58 
  59         verifyRegistered(eventType);

  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.event;
  27 
  28 import java.util.Collections;
  29 
  30 import jdk.jfr.EventFactory;
  31 import jdk.jfr.EventType;
  32 import jdk.jfr.FlightRecorder;
  33 import jdk.test.lib.Asserts;
  34 
  35 
  36 /**
  37  * @test
  38  * @summary Verifies that EventFactory can register the same event twice
  39  * @key jfr
  40  * @requires vm.hasJFR
  41  * @library /test/lib
  42  * @run main/othervm jdk.jfr.api.event.TestEventFactoryRegisterTwice
  43  */
  44 public class TestEventFactoryRegisterTwice {
  45 
  46     public static void main(String[] args) throws Exception {
  47         EventFactory factory = EventFactory.create(Collections.emptyList(), Collections.emptyList());
  48 
  49         EventType eventType = factory.getEventType();
  50         Asserts.assertNotNull(eventType);
  51 
  52         // Now, register the event
  53         factory.register();
  54 
  55         verifyRegistered(eventType);
  56 
  57         // Now, register the event again
  58         factory.register();
  59 
  60         verifyRegistered(eventType);