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[IOTDB-3407] Checkstyle: force to use safe thread schedule interface (#…
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,106 @@ | ||
| /* | ||
| * 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.iotdb.commons.concurrent.threadpool; | ||
|
|
||
| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
|
|
||
| import java.util.concurrent.ScheduledExecutorService; | ||
| import java.util.concurrent.ScheduledFuture; | ||
| import java.util.concurrent.TimeUnit; | ||
|
|
||
| public class ScheduledExecutorUtil { | ||
|
|
||
| private static final Logger logger = LoggerFactory.getLogger(ScheduledExecutorUtil.class); | ||
|
|
||
| /** | ||
| * A safe wrapper method to make sure the exception thrown by the previous running will not affect | ||
| * the next one. Please reference the javadoc of {@link | ||
| * ScheduledExecutorService#scheduleAtFixedRate(Runnable, long, long, TimeUnit)} for more details. | ||
| * | ||
| * @param executor the ScheduledExecutorService instance. | ||
| * @param command same parameter in {@link ScheduledExecutorService#scheduleAtFixedRate(Runnable, | ||
| * long, long, TimeUnit)}. | ||
| * @param initialDelay same parameter in {@link | ||
| * ScheduledExecutorService#scheduleAtFixedRate(Runnable, long, long, TimeUnit)}. | ||
| * @param period same parameter in {@link ScheduledExecutorService#scheduleAtFixedRate(Runnable, | ||
| * long, long, TimeUnit)}. | ||
| * @param unit same parameter in {@link ScheduledExecutorService#scheduleAtFixedRate(Runnable, | ||
| * long, long, TimeUnit)}. | ||
| * @return the same return value of {@link ScheduledExecutorService#scheduleAtFixedRate(Runnable, | ||
| * long, long, TimeUnit)}. | ||
| */ | ||
| @SuppressWarnings("unsafeThreadSchedule") | ||
| public static ScheduledFuture<?> safelyScheduleAtFixedRate( | ||
| ScheduledExecutorService executor, | ||
| Runnable command, | ||
| long initialDelay, | ||
| long period, | ||
| TimeUnit unit) { | ||
| return executor.scheduleAtFixedRate( | ||
| () -> { | ||
| try { | ||
| command.run(); | ||
| } catch (Throwable t) { | ||
| logger.error("Schedule task failed", t); | ||
| } | ||
| }, | ||
| initialDelay, | ||
| period, | ||
| unit); | ||
| } | ||
|
|
||
| /** | ||
| * A safe wrapper method to make sure the exception thrown by the previous running will not affect | ||
| * the next one. Please reference the javadoc of {@link | ||
| * ScheduledExecutorService#scheduleWithFixedDelay(Runnable, long, long, TimeUnit)} for more | ||
| * details. | ||
| * | ||
| * @param executor the ScheduledExecutorService instance. | ||
| * @param command same parameter in {@link | ||
| * ScheduledExecutorService#scheduleWithFixedDelay(Runnable, long, long, TimeUnit)}. | ||
| * @param initialDelay same parameter in {@link | ||
| * ScheduledExecutorService#scheduleWithFixedDelay(Runnable, long, long, TimeUnit)}. | ||
| * @param delay same parameter in {@link ScheduledExecutorService#scheduleWithFixedDelay(Runnable, | ||
| * long, long, TimeUnit)}. | ||
| * @param unit same parameter in {@link ScheduledExecutorService#scheduleWithFixedDelay(Runnable, | ||
| * long, long, TimeUnit)}. | ||
| * @return the same return value of {@link | ||
| * ScheduledExecutorService#scheduleWithFixedDelay(Runnable, long, long, TimeUnit)}. | ||
| */ | ||
| @SuppressWarnings("unsafeThreadSchedule") | ||
| public static ScheduledFuture<?> safelyScheduleWithFixedDelay( | ||
| ScheduledExecutorService executor, | ||
| Runnable command, | ||
| long initialDelay, | ||
| long delay, | ||
| TimeUnit unit) { | ||
| return executor.scheduleWithFixedDelay( | ||
| () -> { | ||
| try { | ||
| command.run(); | ||
| } catch (Throwable t) { | ||
| logger.error("Schedule task failed", t); | ||
| } | ||
| }, | ||
| initialDelay, | ||
| delay, | ||
| unit); | ||
| } | ||
| } |
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