lttng-ust-java-tests-log4j/src/test/java/org/lttng/ust/agent/integration/filter/Log4jFilterListenerOrderingIT.java

   1 /*
   2  * Copyright (C) 2016, 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.integration.filter;
  20
  21 import static org.junit.Assert.fail;
  22
  23 import java.io.IOException;
  24
  25 import org.apache.log4j.Appender;
  26 import org.apache.log4j.Level;
  27 import org.apache.log4j.Logger;
  28 import org.junit.AfterClass;
  29 import org.junit.BeforeClass;
  30 import org.lttng.tools.ILttngSession.Domain;
  31 import org.lttng.ust.agent.log4j.LttngLogAppender;
  32 import org.lttng.ust.agent.utils.Log4jTestUtils;
  33
  34 /**
  35  * Implementation of {@link FilterListenerOrderingITBase} for the log4j API.
  36  */
  37 public class Log4jFilterListenerOrderingIT extends FilterListenerOrderingITBase {
  38
  39     private Logger logger;
  40     private Appender appender;
  41
  42     /**
  43      * Class setup
  44      */
  45     @BeforeClass
  46     public static void log4jClassSetup() {
  47         Log4jTestUtils.testClassSetup();
  48     }
  49
  50     /**
  51      * Class cleanup
  52      */
  53     @AfterClass
  54     public static void log4jClassCleanup() {
  55         Log4jTestUtils.testClassCleanup();
  56     }
  57
  58     @Override
  59     protected Domain getDomain() {
  60         return Domain.LOG4J;
  61     }
  62
  63     @Override
  64     protected void registerAgent() {
  65         logger = Logger.getLogger(EVENT_NAME_A);
  66         logger.setLevel(Level.ALL);
  67
  68         try {
  69             appender = new LttngLogAppender();
  70         } catch (SecurityException | IOException e) {
  71             fail(e.getMessage());
  72         }
  73         logger.addAppender(appender);
  74     }
  75
  76     @Override
  77     protected void deregisterAgent() {
  78         logger.removeAppender(appender);
  79         logger = null;
  80
  81         appender.close();
  82         appender = null;
  83     }
  84 }