| 1 | /* |
| 2 | * Copyright (C) 2015, EfficiOS Inc., Alexandre Montplaisir <alexmonthy@efficios.com> |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License as published by |
| 6 | * the Free Software Foundation; either version 2 of the License, or |
| 7 | * (at your option) any later version. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License along |
| 15 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 16 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 17 | */ |
| 18 | |
| 19 | package org.lttng.ust.agent.benchmarks.jul.handler.lttng.old; |
| 20 | |
| 21 | import static org.junit.Assert.assertTrue; |
| 22 | import static org.junit.Assert.fail; |
| 23 | |
| 24 | import java.lang.reflect.Field; |
| 25 | |
| 26 | import org.junit.After; |
| 27 | import org.junit.Before; |
| 28 | import org.lttng.tools.ILttngSession; |
| 29 | import org.lttng.tools.ILttngSession.Domain; |
| 30 | import org.lttng.ust.agent.LTTngAgent; |
| 31 | import org.lttng.ust.agent.benchmarks.jul.handler.JulHandlerBenchmarkBase; |
| 32 | import org.lttng.ust.agent.jul.LttngLogHandler; |
| 33 | |
| 34 | /** |
| 35 | * Benchmark for the LTTng-UST handler, using the legacy API. Tracing is |
| 36 | * enabled in the tracing session. |
| 37 | */ |
| 38 | @SuppressWarnings("deprecation") |
| 39 | public class OldLttngJulHandlerTracingEnabledBenchmark extends JulHandlerBenchmarkBase { |
| 40 | |
| 41 | private ILttngSession session; |
| 42 | private LttngLogHandler agentHandler; |
| 43 | |
| 44 | |
| 45 | /** |
| 46 | * Test setup |
| 47 | */ |
| 48 | @Before |
| 49 | public void testSetup() { |
| 50 | LTTngAgent agentInstance = LTTngAgent.getLTTngAgent(); |
| 51 | |
| 52 | /* |
| 53 | * The "old API" works by attaching a handler managed by the agent to |
| 54 | * the root JUL logger. This causes problems here, because we use |
| 55 | * logger.setUserParentHandler(false), which does not trigger the |
| 56 | * handler as would be expected. |
| 57 | * |
| 58 | * Instead we will retrieve this handler through reflection, and attach |
| 59 | * it to our own logger here for the duration of the test. |
| 60 | */ |
| 61 | try { |
| 62 | Field julHandlerField = LTTngAgent.class.getDeclaredField("julHandler"); |
| 63 | julHandlerField.setAccessible(true); |
| 64 | agentHandler = (LttngLogHandler) julHandlerField.get(agentInstance); |
| 65 | |
| 66 | logger.addHandler(agentHandler); |
| 67 | |
| 68 | } catch (ReflectiveOperationException e) { |
| 69 | fail(); |
| 70 | } |
| 71 | |
| 72 | session = ILttngSession.newCommandLineSession(null, Domain.JUL); |
| 73 | assertTrue(session.enableAllEvents()); |
| 74 | assertTrue(session.start()); |
| 75 | } |
| 76 | |
| 77 | /** |
| 78 | * Test cleanup |
| 79 | */ |
| 80 | @After |
| 81 | public void testTeardown() { |
| 82 | assertTrue(session.stop()); |
| 83 | session.close(); |
| 84 | |
| 85 | logger.removeHandler(agentHandler); |
| 86 | LTTngAgent.dispose(); |
| 87 | } |
| 88 | } |