1 /*
2 * Copyright 2024 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.channel.uring;
17
18 interface CompletionCallback {
19 /**
20 * Called for a completion event that was put into the {@link CompletionQueue}.
21 *
22 * @param res the result of the completion event.
23 * @param flags the flags
24 * @param udata the user data that was provided as part of the submission
25 * @return {@code true} if we more data (in a loop) can be handled be this callback, {@code false} otherwise.
26 */
27 boolean handle(int res, int flags, long udata);
28 }