/**
    * Logback: the reliable, generic, fast and flexible logging framework.
    * Copyright (C) 1999-2015, QOS.ch. All rights reserved.
    *
    * This program and the accompanying materials are dual-licensed under
    * either the terms of the Eclipse Public License v1.0 as published by
    * the Eclipse Foundation
    *
    *   or (per the licensee's choosing)
   *
   * under the terms of the GNU Lesser General Public License version 2.1
   * as published by the Free Software Foundation.
   */
  package integrator;
  
  import org.osgi.framework.Bundle;
  import org.osgi.framework.BundleActivator;
  import org.osgi.framework.BundleContext;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import ch.qos.logback.classic.LoggerContext;
  import ch.qos.logback.classic.joran.JoranConfigurator;
  import ch.qos.logback.core.joran.spi.JoranException;
  import ch.qos.logback.core.util.StatusPrinter;
  
  /**
   * A BundleActivator which invokes slf4j loggers
   * 
   * @author Ceki Gülcü
   *
   */
  public class Activator implements BundleActivator {
  
      private BundleContext m_context = null;
  
      public void start(BundleContext context) {
          LoggerContext lc = (LoggerContext) LoggerFactory.getILoggerFactory();
  
          try {
              JoranConfigurator configurator = new JoranConfigurator();
              configurator.setContext(lc);
              // the context was probably already configured by default configuration
              // rules
              lc.reset();
              configurator.doConfigure("src/test/input/osgi/simple.xml");
          } catch (JoranException je) {
              je.printStackTrace();
          }
          StatusPrinter.printInCaseOfErrorsOrWarnings(lc);
  
          Logger logger = LoggerFactory.getLogger(this.getClass());
          logger.info("Activator.start()");
          m_context = context;
      }
  
      public void stop(BundleContext context) {
          m_context = null;
          Logger logger = LoggerFactory.getLogger(this.getClass());
          logger.info("Activator.stop");
      }
  
      public Bundle[] getBundles() {
          if (m_context != null) {
              return m_context.getBundles();
          }
          return null;
      }
  }