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    1   /*
    2    * Copyright 2012 The Netty Project
    3    *
    4    * The Netty Project licenses this file to you under the Apache License,
    5    * version 2.0 (the "License"); you may not use this file except in compliance
    6    * with the License. You may obtain a copy of the License at:
    7    *
    8    *   http://www.apache.org/licenses/LICENSE-2.0
    9    *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
    12   * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
    13   * License for the specific language governing permissions and limitations
    14   * under the License.
    15   */
    16  package org.jboss.netty.container.osgi;
    17
    18  import org.jboss.netty.logging.InternalLoggerFactory;
    19  import org.jboss.netty.logging.OsgiLoggerFactory;
    20  import org.osgi.framework.BundleActivator;
    21  import org.osgi.framework.BundleContext;
    22
    23  /**
    24   * An OSGi {@link BundleActivator} that configures logging.
    25   */
    26  public class NettyBundleActivator implements BundleActivator {
    27
    28      private OsgiLoggerFactory loggerFactory;
    29
    30      public void start(BundleContext ctx) throws Exception {
    31          // Switch the internal logger to the OSGi LogService.
    32          loggerFactory = new OsgiLoggerFactory(ctx);
    33          InternalLoggerFactory.setDefaultFactory(loggerFactory);
    34      }
    35
    36      public void stop(BundleContext ctx) throws Exception {
    37          if (loggerFactory != null) {
    38              InternalLoggerFactory.setDefaultFactory(loggerFactory.getFallback());
    39              loggerFactory.destroy();
    40              loggerFactory = null;
    41          }
    42      }
    43  }