1 /*
2 * Copyright 2023 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 import java.nio.channels.ClosedChannelException;
21
22 /**
23 * Special {@link QuicClosedChannelException} which also provides extra info if the close was a result of a
24 * {@link QuicConnectionCloseEvent} that was triggered by the remote peer.
25 */
26 public final class QuicClosedChannelException extends ClosedChannelException {
27
28 private final QuicConnectionCloseEvent event;
29
30 QuicClosedChannelException(@Nullable QuicConnectionCloseEvent event) {
31 this.event = event;
32 }
33
34 /**
35 * Returns the {@link QuicConnectionCloseEvent} that caused the closure or {@code null} if none was received.
36 *
37 * @return the event.
38 */
39 @Nullable
40 public QuicConnectionCloseEvent event() {
41 return event;
42 }
43 }