org.apache.flink.runtime.util.Runnables Maven / Gradle / Ivy
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* 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.flink.runtime.util;
/**
* Utils related to {@link Runnable}.
*/
public class Runnables {
/**
* Guard {@link Runnable} with uncaughtException handler, because
* {@link java.util.concurrent.ScheduledExecutorService} does not respect the one assigned to
* executing {@link Thread} instance.
*
* @param runnable Runnable future to guard.
* @param uncaughtExceptionHandler Handler to call in case of uncaught exception.
* @return Future with handler.
*/
public static Runnable withUncaughtExceptionHandler(
Runnable runnable,
Thread.UncaughtExceptionHandler uncaughtExceptionHandler) {
return () -> {
try {
runnable.run();
} catch (Throwable t) {
uncaughtExceptionHandler.uncaughtException(Thread.currentThread(), t);
}
};
}
}