001/* 002 * Copyright (C) 2011 The Guava Authors 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except 005 * in compliance with the License. You may obtain a copy of the License at 006 * 007 * http://www.apache.org/licenses/LICENSE-2.0 008 * 009 * Unless required by applicable law or agreed to in writing, software distributed under the License 010 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express 011 * or implied. See the License for the specific language governing permissions and limitations under 012 * the License. 013 */ 014 015package com.google.common.util.concurrent; 016 017import com.google.common.annotations.GwtCompatible; 018import javax.annotation.CheckForNull; 019 020/** 021 * Unchecked variant of {@link java.util.concurrent.ExecutionException}. As with {@code 022 * ExecutionException}, the exception's {@linkplain #getCause() cause} comes from a failed task, 023 * possibly run in another thread. 024 * 025 * <p>{@code UncheckedExecutionException} is intended as an alternative to {@code 026 * ExecutionException} when the exception thrown by a task is an unchecked exception. However, it 027 * may also wrap a checked exception in some cases. 028 * 029 * <p>When wrapping an {@code Error} from another thread, prefer {@link ExecutionError}. When 030 * wrapping a checked exception, prefer {@code ExecutionException}. 031 * 032 * @author Charles Fry 033 * @since 10.0 034 */ 035@GwtCompatible 036@ElementTypesAreNonnullByDefault 037public class UncheckedExecutionException extends RuntimeException { 038 /* 039 * Ideally, this class would have exposed only constructors that require a non-null cause. We 040 * might try to move in that direction, but there are complications. See 041 * https://github.com/jspecify/nullness-checker-for-checker-framework/blob/61aafa4ae52594830cfc2d61c8b113009dbdb045/src/main/java/com/google/jspecify/nullness/NullSpecTransfer.java#L789 042 */ 043 044 /** Creates a new instance with {@code null} as its detail message. */ 045 protected UncheckedExecutionException() {} 046 047 /** Creates a new instance with the given detail message. */ 048 protected UncheckedExecutionException(@CheckForNull String message) { 049 super(message); 050 } 051 052 /** Creates a new instance with the given detail message and cause. */ 053 public UncheckedExecutionException(@CheckForNull String message, @CheckForNull Throwable cause) { 054 super(message, cause); 055 } 056 057 /** Creates a new instance with the given cause. */ 058 public UncheckedExecutionException(@CheckForNull Throwable cause) { 059 super(cause); 060 } 061 062 private static final long serialVersionUID = 0; 063}