| /** |
| * Copyright 2010 the original author or authors. |
| * |
| * 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.apache.helix.zookeeper.zkclient; |
| |
| import org.apache.helix.zookeeper.zkclient.exception.ZkInterruptedException; |
| |
| |
| public class ExceptionUtil { |
| |
| public static RuntimeException convertToRuntimeException(Throwable e) { |
| if (e instanceof RuntimeException) { |
| return (RuntimeException) e; |
| } |
| retainInterruptFlag(e); |
| return new RuntimeException(e); |
| } |
| |
| /** |
| * This sets the interrupt flag if the catched exception was an {@link InterruptedException}. Catching such an |
| * exception always clears the interrupt flag. |
| * |
| * @param catchedException |
| * The catched exception. |
| */ |
| public static void retainInterruptFlag(Throwable catchedException) { |
| if (catchedException instanceof InterruptedException) { |
| Thread.currentThread().interrupt(); |
| } |
| } |
| |
| public static void rethrowInterruptedException(Throwable e) throws InterruptedException { |
| if (e instanceof InterruptedException) { |
| throw (InterruptedException) e; |
| } |
| if (e instanceof ZkInterruptedException) { |
| throw (ZkInterruptedException) e; |
| } |
| } |
| } |