2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
20 package org.onap.aai.concurrent;
21 import java.util.concurrent.Callable;
26 * The Class AaiCallable ensures that the Callable gets a copy of the MDC, so that any logging related fields are preserved
28 public abstract class AaiCallable<T> implements Callable<T> {
29 private Map<String,String> mdcCopy;
33 @SuppressWarnings("unchecked")
34 public AaiCallable() {
35 mdcCopy = MDC.getCopyOfContextMap();
40 public T call() throws Exception {
41 MDC.setContextMap(mdcCopy);
47 public abstract T process() throws Exception;