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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.handler.codec.http2;
17  
18  import io.netty.handler.codec.DefaultHeaders;
19  import io.netty.handler.codec.UnsupportedValueConverter;
20  import io.netty.handler.codec.ValueConverter;
21  import io.netty.util.internal.UnstableApi;
22  
23  import static io.netty.util.AsciiString.CASE_INSENSITIVE_HASHER;
24  import static io.netty.util.AsciiString.CASE_SENSITIVE_HASHER;
25  
26  /**
27   * Internal use only!
28   */
29  @UnstableApi
30  public final class CharSequenceMap<V> extends DefaultHeaders<CharSequence, V, CharSequenceMap<V>> {
31      public CharSequenceMap() {
32          this(true);
33      }
34  
35      public CharSequenceMap(boolean caseSensitive) {
36          this(caseSensitive, UnsupportedValueConverter.<V>instance());
37      }
38  
39      public CharSequenceMap(boolean caseSensitive, ValueConverter<V> valueConverter) {
40          super(caseSensitive ? CASE_SENSITIVE_HASHER : CASE_INSENSITIVE_HASHER, valueConverter);
41      }
42  
43      @SuppressWarnings("unchecked")
44      public CharSequenceMap(boolean caseSensitive, ValueConverter<V> valueConverter, int arraySizeHint) {
45          super(caseSensitive ? CASE_SENSITIVE_HASHER : CASE_INSENSITIVE_HASHER, valueConverter,
46                  NameValidator.NOT_NULL, arraySizeHint);
47      }
48  }