privatestaticclass TestRecording { long id; boolean isClosed; public TestRecording(long id) { this.id = id;
isClosed = false;
}
}
publicstaticvoid main(String[] args) throws Throwable {
List<TestRecording> testRecordings = new ArrayList<>(); for (int i = 0; i < 5; ++i) {
verifyExistingRecordings(testRecordings);
testRecordings.add(createRecording()); if (i >= 1) {
startRecording(testRecordings.get(i-1));
} if (i >= 2) {
stopRecording(testRecordings.get(i-2));
} if (i >= 3) {
closeRecording(testRecordings.get(i-3));
}
}
verifyExistingRecordings(testRecordings);
for (TestRecording r : testRecordings) { if (!r.isClosed) {
closeRecording(r);
}
}
verifyExistingRecordings(testRecordings);
}
// Verify that all active recordings are found, but no closed recordings. privatestaticvoid verifyExistingRecordings(List<TestRecording> testRecordings) { for (TestRecording testRecording : testRecordings) {
RecordingInfo r = findRecording(testRecording); if (r != null) {
Asserts.assertFalse(testRecording.isClosed, "Found closed recording with id " + testRecording.id);
System.out.printf("Recording %d: %s%n", r.getId(), r.getState());
} else {
Asserts.assertTrue(testRecording.isClosed, "Missing recording with id " + testRecording.id);
System.out.printf("Recording %d: CLOSED%n", testRecording.id);
}
}
}
privatestatic RecordingInfo findRecording(TestRecording testRecording) { for (RecordingInfo r : JmxHelper.getFlighteRecorderMXBean().getRecordings()) { if (r.getId() == testRecording.id) { return r;
}
} returnnull;
}
privatestatic TestRecording createRecording() { long id = JmxHelper.getFlighteRecorderMXBean().newRecording();
System.out.println("created recording " + id); returnnew TestRecording(id);
}
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