| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache license, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the license for the specific language governing permissions and |
| * limitations under the license. |
| */ |
| |
| package org.apache.logging.log4j.core.osgi; |
| |
| import java.util.Hashtable; |
| import java.util.concurrent.atomic.AtomicReference; |
| |
| import org.apache.logging.log4j.LogManager; |
| import org.apache.logging.log4j.Logger; |
| import org.apache.logging.log4j.core.impl.Log4jProvider; |
| import org.apache.logging.log4j.core.plugins.Log4jPlugins; |
| import org.apache.logging.log4j.core.util.Constants; |
| import org.apache.logging.log4j.plugins.processor.PluginService; |
| import org.apache.logging.log4j.spi.Provider; |
| import org.apache.logging.log4j.status.StatusLogger; |
| import org.apache.logging.log4j.util.PropertiesUtil; |
| import org.osgi.framework.BundleActivator; |
| import org.osgi.framework.BundleContext; |
| import org.osgi.framework.ServiceRegistration; |
| |
| /** |
| * OSGi BundleActivator. |
| */ |
| public final class Activator implements BundleActivator { |
| |
| private static final Logger LOGGER = StatusLogger.getLogger(); |
| |
| private final AtomicReference<BundleContext> contextRef = new AtomicReference<>(); |
| |
| ServiceRegistration provideRegistration = null; |
| ServiceRegistration pluginRegistration = null; |
| |
| @Override |
| public void start(final BundleContext context) throws Exception { |
| pluginRegistration = context.registerService(PluginService.class.getName(), new Log4jPlugins(), |
| new Hashtable<>()); |
| final Provider provider = new Log4jProvider(); |
| final Hashtable<String, String> props = new Hashtable<>(); |
| props.put("APIVersion", "2.60"); |
| provideRegistration = context.registerService(Provider.class.getName(), provider, props); |
| // allow the user to override the default ContextSelector (e.g., by using BasicContextSelector for a global cfg) |
| if (PropertiesUtil.getProperties().getStringProperty(Constants.LOG4J_CONTEXT_SELECTOR) == null) { |
| System.setProperty(Constants.LOG4J_CONTEXT_SELECTOR, BundleContextSelector.class.getName()); |
| } |
| contextRef.compareAndSet(null, context); |
| } |
| |
| @Override |
| public void stop(final BundleContext context) throws Exception { |
| provideRegistration.unregister(); |
| pluginRegistration.unregister(); |
| this.contextRef.compareAndSet(context, null); |
| LogManager.shutdown(false, true); |
| } |
| } |