1 /*
2 * Copyright 2018 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.netty5.channel.epoll;
17
18 import io.netty5.channel.unix.IovArray;
19
20 import java.io.IOException;
21
22 /**
23 * Registration with an {@link EpollHandler}.
24 */
25 interface EpollRegistration {
26
27 /**
28 * Update the registration as some flags did change.
29 */
30 void update() throws IOException;
31
32 /**
33 * Remove the registration. No more IO will be handled for it.
34 */
35 void remove() throws IOException;
36
37 /**
38 * Returns an {@link IovArray} that can be used for {@code writev}.
39 */
40 IovArray cleanIovArray();
41
42 /**
43 * Returns a {@link NativeDatagramPacketArray} that can used for {@code sendmmsg}.
44 */
45 NativeDatagramPacketArray cleanDatagramPacketArray();
46 }