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1   /*
2    * Copyright 2026 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  /**
19   * Reusable metadata needed to recover a submitted write's resources, without retaining the submission object.
20   * Only fields used by the current write resource recovery paths are copied; this is not a complete SQE snapshot.
21   */
22  final class WriteOpsSnapshot {
23      private byte opcode;
24      private int len;
25      private int union3;
26      private long data;
27  
28      void copyFrom(IoUringIoOps ops) {
29          opcode = ops.opcode();
30          len = ops.len();
31          union3 = ops.union3();
32          data = ops.userData();
33      }
34  
35      byte opcode() {
36          return opcode;
37      }
38  
39      int len() {
40          return len;
41      }
42  
43      int union3() {
44          return union3;
45      }
46  
47      long userData() {
48          return data;
49      }
50  }