org.apache.pulsar.common.util.ExceptionHandler 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.pulsar.common.util;
import java.util.concurrent.ExecutionException;
/**
* Util class to place some special handling of exceptions.
*/
public class ExceptionHandler {
/**
* This utility class should not be instantiated.
*/
private ExceptionHandler() {
}
/**
* If the throwable is InterruptedException, reset the thread interrupted flag.
* We can use it in catching block when we need catch the InterruptedException
* and reset the thread interrupted flag no matter whether the throwable being caught is InterruptedException.
*
* @param throwable the throwable being caught
*/
public static void handleInterruptedException(Throwable throwable) {
if (throwable instanceof InterruptedException) {
Thread.currentThread().interrupt();
} else if (throwable instanceof ExecutionException) {
handleInterruptedException(throwable.getCause());
}
}
}