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/*
* Copyright © 2016-2017 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.slf4j;
import java.util.Map;
/**
* Carries MDC values over to a Runnable from the instantiating thread to the moment the callable will run.
*
* @author evitaliy
* @since 08 Jan 18
*/
class MDCRunnableWrapper implements Runnable {
private final Context context = new Context();
private final Runnable task;
MDCRunnableWrapper(Runnable task) {
this.task = task;
}
@Override
public void run() {
Map<ContextField, String> oldContext = context.replace();
try {
task.run();
} finally {
context.revert(oldContext);
}
}
}
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