| 1 | package org.lttng.ust.agent.benchmarks.jul.handler.lttng.old; |
| 2 | |
| 3 | import static org.junit.Assert.assertTrue; |
| 4 | import static org.junit.Assert.fail; |
| 5 | |
| 6 | import java.lang.reflect.Field; |
| 7 | |
| 8 | import org.junit.After; |
| 9 | import org.junit.Before; |
| 10 | import org.lttng.ust.agent.LTTngAgent; |
| 11 | import org.lttng.ust.agent.benchmarks.jul.handler.AbstractJulBenchmark; |
| 12 | import org.lttng.ust.agent.jul.LttngLogHandler; |
| 13 | import org.lttng.ust.agent.utils.LttngSession; |
| 14 | import org.lttng.ust.agent.utils.LttngSession.Domain; |
| 15 | |
| 16 | @SuppressWarnings("deprecation") |
| 17 | public class OldLttngJulHandlerTracingEnabledBenchmark extends AbstractJulBenchmark { |
| 18 | |
| 19 | private LttngSession session; |
| 20 | private LttngLogHandler agentHandler; |
| 21 | |
| 22 | @Before |
| 23 | public void testSetup() { |
| 24 | LTTngAgent agentInstance = LTTngAgent.getLTTngAgent(); |
| 25 | |
| 26 | /* |
| 27 | * The "old API" works by attaching a handler managed by the agent to |
| 28 | * the root JUL logger. This causes problems here, because we use |
| 29 | * logger.setUserParentHandler(false), which does not trigger the |
| 30 | * handler as would be expected. |
| 31 | * |
| 32 | * Instead we will retrieve this handler through reflection, and attach |
| 33 | * it to our own logger here for the duration of the test. |
| 34 | */ |
| 35 | try { |
| 36 | Field julHandlerField = LTTngAgent.class.getDeclaredField("julHandler"); |
| 37 | julHandlerField.setAccessible(true); |
| 38 | agentHandler = (LttngLogHandler) julHandlerField.get(agentInstance); |
| 39 | |
| 40 | logger.addHandler(agentHandler); |
| 41 | |
| 42 | } catch (ReflectiveOperationException e) { |
| 43 | fail(); |
| 44 | } |
| 45 | |
| 46 | session = new LttngSession(null, Domain.JUL); |
| 47 | assertTrue(session.enableAllEvents()); |
| 48 | assertTrue(session.start()); |
| 49 | } |
| 50 | |
| 51 | @After |
| 52 | public void testTeardown() { |
| 53 | assertTrue(session.stop()); |
| 54 | session.close(); |
| 55 | |
| 56 | logger.removeHandler(agentHandler); |
| 57 | LTTngAgent.dispose(); |
| 58 | } |
| 59 | } |