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1   /*
2    * Copyright 2015 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    *   http://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.buffer;
17  
18  /**
19   * A special {@link AbstractUnpooledSlicedByteBuf} that can make optimizations because it knows the sliced buffer is of
20   * type {@link AbstractByteBuf}.
21   */
22  class UnpooledSlicedByteBuf extends AbstractUnpooledSlicedByteBuf {
23      UnpooledSlicedByteBuf(AbstractByteBuf buffer, int index, int length) {
24          super(buffer, index, length);
25      }
26  
27      @Override
28      public int capacity() {
29          return maxCapacity();
30      }
31  
32      @Override
33      public AbstractByteBuf unwrap() {
34          return (AbstractByteBuf) super.unwrap();
35      }
36  
37      @Override
38      protected byte _getByte(int index) {
39          return unwrap()._getByte(idx(index));
40      }
41  
42      @Override
43      protected short _getShort(int index) {
44          return unwrap()._getShort(idx(index));
45      }
46  
47      @Override
48      protected short _getShortLE(int index) {
49          return unwrap()._getShortLE(idx(index));
50      }
51  
52      @Override
53      protected int _getUnsignedMedium(int index) {
54          return unwrap()._getUnsignedMedium(idx(index));
55      }
56  
57      @Override
58      protected int _getUnsignedMediumLE(int index) {
59          return unwrap()._getUnsignedMediumLE(idx(index));
60      }
61  
62      @Override
63      protected int _getInt(int index) {
64          return unwrap()._getInt(idx(index));
65      }
66  
67      @Override
68      protected int _getIntLE(int index) {
69          return unwrap()._getIntLE(idx(index));
70      }
71  
72      @Override
73      protected long _getLong(int index) {
74          return unwrap()._getLong(idx(index));
75      }
76  
77      @Override
78      protected long _getLongLE(int index) {
79          return unwrap()._getLongLE(idx(index));
80      }
81  
82      @Override
83      protected void _setByte(int index, int value) {
84          unwrap()._setByte(idx(index), value);
85      }
86  
87      @Override
88      protected void _setShort(int index, int value) {
89          unwrap()._setShort(idx(index), value);
90      }
91  
92      @Override
93      protected void _setShortLE(int index, int value) {
94          unwrap()._setShortLE(idx(index), value);
95      }
96  
97      @Override
98      protected void _setMedium(int index, int value) {
99          unwrap()._setMedium(idx(index), value);
100     }
101 
102     @Override
103     protected void _setMediumLE(int index, int value) {
104         unwrap()._setMediumLE(idx(index), value);
105     }
106 
107     @Override
108     protected void _setInt(int index, int value) {
109         unwrap()._setInt(idx(index), value);
110     }
111 
112     @Override
113     protected void _setIntLE(int index, int value) {
114         unwrap()._setIntLE(idx(index), value);
115     }
116 
117     @Override
118     protected void _setLong(int index, long value) {
119         unwrap()._setLong(idx(index), value);
120     }
121 
122     @Override
123     protected void _setLongLE(int index, long value) {
124         unwrap()._setLongLE(idx(index), value);
125     }
126 }