| /* |
| * Copyright (c) OSGi Alliance (2014). All Rights Reserved. |
| * |
| * 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.osgi.util.promise; |
| |
| import java.util.Collection; |
| import java.util.Collections; |
| |
| /** |
| * Promise failure exception for a collection of failed Promises. |
| * |
| * @author $Id$ |
| */ |
| public class FailedPromisesException extends RuntimeException { |
| private static final long serialVersionUID = 1L; |
| private final Collection<Promise<?>> failed; |
| |
| /** |
| * Create a new FailedPromisesException with the specified Promises. |
| * |
| * @param failed A collection of Promises that have been resolved with a |
| * failure. Must not be {@code null}, must not be empty and all of |
| * the elements in the collection must not be {@code null}. |
| * @param cause The cause of this exception. This is typically the failure |
| * of the first Promise in the specified collection. |
| */ |
| public FailedPromisesException(Collection<Promise<?>> failed, Throwable cause) { |
| super(cause); |
| this.failed = Collections.unmodifiableCollection(failed); |
| } |
| |
| /** |
| * Returns the collection of Promises that have been resolved with a |
| * failure. |
| * |
| * @return The collection of Promises that have been resolved with a |
| * failure. The returned collection is unmodifiable. |
| */ |
| public Collection<Promise<?>> getFailedPromises() { |
| return failed; |
| } |
| } |