/* * Copyright © 2016-2018 European Support Limited * * Licensed 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.openecomp.sdc.logging.api; import java.util.Objects; import java.util.concurrent.Callable; import org.openecomp.sdc.logging.spi.LoggingContextService; /** *
Factory to hide a concrete, framework-specific implementation of diagnostic context.
* *The service used by this factory must implement {@link LoggingContextService}. If no implementation has been * configured or could be instantiated, a no-op context service will be used, and no context will be * stored or propagated. No errors will be generated, so that the application can still work (albeit without proper * logging).
* * @author evitaliy * @see ServiceBinder * @see LoggingContextService * @since 07 Jan 2018 */ public class LoggingContext { private static final LoggingContextService SERVICE = ServiceBinder.getContextServiceBinding().orElseGet(NoOpLoggingContextService::new); private LoggingContext() { // prevent instantiation } public static void put(ContextData contextData) { SERVICE.put(contextData); } public static ContextData get() { return SERVICE.get(); } public static void clear() { SERVICE.clear(); } public static Runnable copyToRunnable(Runnable runnable) { return SERVICE.copyToRunnable(runnable); } public static