1 /*
2 * Copyright 2020 The Netty Project
3 *
4 * The Netty Project licenses this file to you under the Apache License,
5 * version 2.0 (the "License"); you may not use this file except in compliance
6 * with the License. You may obtain a copy of the License at:
7 *
8 * https://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13 * License for the specific language governing permissions and limitations
14 * under the License.
15 */
16 package io.netty.handler.codec.quic;
17
18 import org.jetbrains.annotations.Nullable;
19
20 /**
21 * Exception produced while processing {@code QUIC}.
22 */
23 public final class QuicException extends Exception {
24
25 private final QuicTransportError error;
26
27 QuicException(String message) {
28 super(message);
29 this.error = null;
30 }
31
32 public QuicException(QuicTransportError error) {
33 super(error.name());
34 this.error = error;
35 }
36
37 public QuicException(String message, QuicTransportError error) {
38 super(message);
39 this.error = error;
40 }
41
42 public QuicException(Throwable cause, QuicTransportError error) {
43 super(cause);
44 this.error = error;
45 }
46
47 public QuicException(String message, Throwable cause, QuicTransportError error) {
48 super(message, cause);
49 this.error = error;
50 }
51
52 /**
53 * Returns the {@link QuicTransportError} which was the cause of the {@link QuicException}.
54 *
55 * @return the {@link QuicTransportError} that caused this {@link QuicException} or {@code null} if
56 * it was caused by something different.
57 */
58 @Nullable
59 public QuicTransportError error() {
60 return error;
61 }
62 }