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1   /*
2    * Copyright 2021 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.buffer.api.pool;
17  
18  import io.netty5.buffer.api.Buffer;
19  import io.netty5.buffer.api.Drop;
20  
21  class PooledDrop implements Drop<Buffer> {
22      private final Drop<Buffer> baseDrop;
23      private final PoolChunk chunk;
24      private final PoolThreadCache threadCache;
25      private final long handle;
26      private final int normSize;
27  
28      PooledDrop(PoolChunk chunk, PoolThreadCache threadCache, long handle, int normSize) {
29          baseDrop = chunk.baseDrop.fork();
30          this.chunk = chunk;
31          this.threadCache = threadCache;
32          this.handle = handle;
33          this.normSize = normSize;
34      }
35  
36      @Override
37      public void drop(Buffer obj) {
38          chunk.arena.free(chunk, handle, normSize, threadCache);
39          baseDrop.drop(chunk.base);
40      }
41  
42      @Override
43      public Drop<Buffer> fork() {
44          return new PooledDrop(chunk, threadCache, handle, normSize);
45      }
46  
47      @Override
48      public void attach(Buffer obj) {
49      }
50  }