2 * Copyright © 2016-2017 European Support Limited
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package org.openecomp.sdc.logging.slf4j;
20 import java.util.concurrent.Callable;
23 * Carries MDC values over to a Callable from the instantiating thread to the moment the callable will run.
28 class MDCCallableWrapper<V> implements Callable<V> {
30 private final Context context = new Context();
32 private final Callable<V> task;
34 MDCCallableWrapper(Callable<V> task) {
39 public V call() throws Exception {
41 Map<ContextField, String> oldContext = context.replace();
46 context.revert(oldContext);