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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
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*
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* 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 ) .
*
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* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
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package jdk.jfr.jmx;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Iterator;
import java.util.List;
import jdk.jfr.RecordingState;
import jdk.jfr.consumer.RecordedEvent;
import jdk.jfr.consumer.RecordingFile;
import jdk.management.jfr.FlightRecorderMXBean;
import jdk.management.jfr.RecordingInfo;
import jdk.test.lib.Asserts;
import jdk.test.lib.jfr.EventField;
import jdk.test.lib.jfr.Events;
import jdk.test.lib.jfr.SimpleEventHelper;
/**
* @ test
* @ key jfr
* @ requires vm . hasJFR
* @ library / test / lib / test / jdk
* @ run main / othervm jdk . jfr . jmx . TestClone
*/
public class TestClone {
public static void main(String[] args) throws Exception {
FlightRecorderMXBean bean = JmxHelper.getFlighteRecorderMXBean();
long orgId = bean.newRecording();
bean.startRecording(orgId);
SimpleEventHelper.createEvent(1 ); // Should be in both org and clone
long cloneId = bean.cloneRecording(orgId, false );
Asserts.assertNotEquals(orgId, cloneId, "clone id should not be same as org id" );
List<RecordingInfo> recordings = bean.getRecordings();
JmxHelper.verifyState(orgId, RecordingState.RUNNING, recordings);
JmxHelper.verifyState(cloneId, RecordingState.RUNNING, recordings);
bean.stopRecording(orgId);
recordings = bean.getRecordings();
JmxHelper.verifyState(orgId, RecordingState.STOPPED, recordings);
JmxHelper.verifyState(cloneId, RecordingState.RUNNING, recordings);
SimpleEventHelper.createEvent(2 ); // Should only be in clone
bean.stopRecording(cloneId);
recordings = bean.getRecordings();
JmxHelper.verifyState(orgId, RecordingState.STOPPED, recordings);
JmxHelper.verifyState(cloneId, RecordingState.STOPPED, recordings);
Path orgPath = Paths.get("." , "org.jfr" );
Path clonePath = Paths.get("." , "clone.jfr" );
bean.copyTo(orgId, orgPath.toString());
bean.copyTo(cloneId, clonePath.toString());
verifyEvents(orgPath, 1 );
verifyEvents(clonePath, 1 , 2 );
bean.closeRecording(orgId);
bean.closeRecording(cloneId);
}
private static void verifyEvents(Path path, int ... ids) throws Exception {
List<RecordedEvent> events = RecordingFile.readAllEvents(path);
Iterator<RecordedEvent> iterator = events.iterator();
for (int i=0 ; i<ids.length; i++) {
Asserts.assertTrue(iterator.hasNext(), "Missing event " + ids[i]);
EventField idField = Events.assertField(iterator.next(), "id" );
System.out.println("Event.id=" + idField.getValue());
idField.equal(ids[i]);
}
if (iterator.hasNext()) {
Asserts.fail("Got extra event: " + iterator.next());
}
}
}
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