1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19 package org.eclipse.aether.transport.wagon;
20
21 import org.eclipse.aether.transfer.TransferCancelledException;
22
23 /**
24 * Unchecked exception to allow the checked {@link TransferCancelledException} to bubble up from a wagon.
25 */
26 class WagonCancelledException extends RuntimeException {
27
28 WagonCancelledException(TransferCancelledException cause) {
29 super(cause);
30 }
31
32 public static Exception unwrap(Exception e) {
33 if (e instanceof WagonCancelledException) {
34 e = (Exception) e.getCause();
35 }
36 return e;
37 }
38 }