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| 1 /* | 1 /* |
| 2 * Copyright (C) 2009 Google Inc. All rights reserved. | 2 * Copyright (C) 2009 Google Inc. 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. AND ITS CONTRIBUTORS ``AS IS'' | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, | 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF | 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| 23 * THE POSSIBILITY OF SUCH DAMAGE. | 23 * THE POSSIBILITY OF SUCH DAMAGE. |
| 24 */ | 24 */ |
| 25 | 25 |
| 26 #ifndef V8ValueCache_h | 26 #ifndef V8ValueCache_h |
| 27 #define V8ValueCache_h | 27 #define V8ValueCache_h |
| 28 | 28 |
| 29 #include "bindings/core/v8/V8GlobalValueMap.h" | 29 #include "platform/PlatformExport.h" |
| 30 #include "core/CoreExport.h" | 30 #include "platform/bindings/V8GlobalValueMap.h" |
| 31 #include "platform/wtf/Allocator.h" | 31 #include "platform/wtf/Allocator.h" |
| 32 #include "platform/wtf/HashMap.h" | 32 #include "platform/wtf/HashMap.h" |
| 33 #include "platform/wtf/Noncopyable.h" | 33 #include "platform/wtf/Noncopyable.h" |
| 34 #include "platform/wtf/RefPtr.h" | 34 #include "platform/wtf/RefPtr.h" |
| 35 #include "platform/wtf/text/AtomicString.h" | 35 #include "platform/wtf/text/AtomicString.h" |
| 36 #include "platform/wtf/text/WTFString.h" | 36 #include "platform/wtf/text/WTFString.h" |
| 37 #include "v8/include/v8.h" | 37 #include "v8/include/v8.h" |
| 38 | 38 |
| 39 namespace blink { | 39 namespace blink { |
| 40 | 40 |
| (...skipping 26 matching lines...) Expand all Loading... |
| 67 } | 67 } |
| 68 | 68 |
| 69 static void OnWeakCallback(const v8::WeakCallbackInfo<WeakCallbackDataType>&); | 69 static void OnWeakCallback(const v8::WeakCallbackInfo<WeakCallbackDataType>&); |
| 70 | 70 |
| 71 static void Dispose(v8::Isolate*, | 71 static void Dispose(v8::Isolate*, |
| 72 v8::Global<v8::String> value, | 72 v8::Global<v8::String> value, |
| 73 StringImpl* key); | 73 StringImpl* key); |
| 74 static void DisposeWeak(const v8::WeakCallbackInfo<WeakCallbackDataType>&); | 74 static void DisposeWeak(const v8::WeakCallbackInfo<WeakCallbackDataType>&); |
| 75 }; | 75 }; |
| 76 | 76 |
| 77 class CORE_EXPORT StringCache { | 77 class PLATFORM_EXPORT StringCache { |
| 78 USING_FAST_MALLOC(StringCache); | 78 USING_FAST_MALLOC(StringCache); |
| 79 WTF_MAKE_NONCOPYABLE(StringCache); | 79 WTF_MAKE_NONCOPYABLE(StringCache); |
| 80 | 80 |
| 81 public: | 81 public: |
| 82 explicit StringCache(v8::Isolate* isolate) : string_cache_(isolate) {} | 82 explicit StringCache(v8::Isolate* isolate) : string_cache_(isolate) {} |
| 83 | 83 |
| 84 v8::Local<v8::String> V8ExternalString(v8::Isolate* isolate, | 84 v8::Local<v8::String> V8ExternalString(v8::Isolate* isolate, |
| 85 StringImpl* string_impl) { | 85 StringImpl* string_impl) { |
| 86 DCHECK(string_impl); | 86 DCHECK(string_impl); |
| 87 if (last_string_impl_.Get() == string_impl) | 87 if (last_string_impl_.Get() == string_impl) |
| (...skipping 26 matching lines...) Expand all Loading... |
| 114 | 114 |
| 115 // Note: RefPtr is a must as we cache by StringImpl* equality, not identity | 115 // Note: RefPtr is a must as we cache by StringImpl* equality, not identity |
| 116 // hence lastStringImpl might be not a key of the cache (in sense of identity) | 116 // hence lastStringImpl might be not a key of the cache (in sense of identity) |
| 117 // and hence it's not refed on addition. | 117 // and hence it's not refed on addition. |
| 118 RefPtr<StringImpl> last_string_impl_; | 118 RefPtr<StringImpl> last_string_impl_; |
| 119 }; | 119 }; |
| 120 | 120 |
| 121 } // namespace blink | 121 } // namespace blink |
| 122 | 122 |
| 123 #endif // V8ValueCache_h | 123 #endif // V8ValueCache_h |
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