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| 1 /* | 1 /* |
| 2 * Copyright (C) 2010 Adam Barth. All rights reserved. | 2 * Copyright (C) 2010 Adam Barth. All rights reserved. |
| 3 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
| 6 * are met: | 6 * are met: |
| 7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
| 8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
| 10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
| 11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
| 12 * | 12 * |
| 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 24 */ | 24 */ |
| 25 | 25 |
| 26 #ifndef SuffixTree_h | 26 #ifndef SuffixTree_h |
| 27 #define SuffixTree_h | 27 #define SuffixTree_h |
| 28 | 28 |
| 29 #include "wtf/Allocator.h" | 29 #include "platform/wtf/Allocator.h" |
| 30 #include "wtf/Noncopyable.h" | 30 #include "platform/wtf/Noncopyable.h" |
| 31 #include "wtf/Vector.h" | 31 #include "platform/wtf/Vector.h" |
| 32 #include "wtf/text/WTFString.h" | 32 #include "platform/wtf/text/WTFString.h" |
| 33 | 33 |
| 34 namespace blink { | 34 namespace blink { |
| 35 | 35 |
| 36 class UnicodeCodebook { | 36 class UnicodeCodebook { |
| 37 STATIC_ONLY(UnicodeCodebook); | 37 STATIC_ONLY(UnicodeCodebook); |
| 38 | 38 |
| 39 public: | 39 public: |
| 40 static int codeWord(UChar c) { return c; } | 40 static int codeWord(UChar c) { return c; } |
| 41 enum { codeSize = 1 << 8 * sizeof(UChar) }; | 41 enum { codeSize = 1 << 8 * sizeof(UChar) }; |
| 42 }; | 42 }; |
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| 119 | 119 |
| 120 // Instead of allocating a fresh empty leaf node for ever leaf in the tree | 120 // Instead of allocating a fresh empty leaf node for ever leaf in the tree |
| 121 // (there can be a lot of these), we alias all the leaves to this "static" | 121 // (there can be a lot of these), we alias all the leaves to this "static" |
| 122 // leaf node. | 122 // leaf node. |
| 123 Node m_leaf; | 123 Node m_leaf; |
| 124 }; | 124 }; |
| 125 | 125 |
| 126 } // namespace blink | 126 } // namespace blink |
| 127 | 127 |
| 128 #endif // SuffixTree_h | 128 #endif // SuffixTree_h |
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