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Unified Diff: Source/bindings/v8/V8ValueCache.h

Issue 351423002: Moved files under Source/bindings/v8 to Source/bindings/core/v8. (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Created 6 years, 6 months ago
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Index: Source/bindings/v8/V8ValueCache.h
diff --git a/Source/bindings/v8/V8ValueCache.h b/Source/bindings/v8/V8ValueCache.h
deleted file mode 100644
index 8110cd38d270cce432af1d5c2292166fd106d542..0000000000000000000000000000000000000000
--- a/Source/bindings/v8/V8ValueCache.h
+++ /dev/null
@@ -1,102 +0,0 @@
-/*
- * Copyright (C) 2009 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
- * THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef V8ValueCache_h
-#define V8ValueCache_h
-
-#include "bindings/v8/V8PersistentValueMap.h"
-#include <v8.h>
-#include "wtf/HashMap.h"
-#include "wtf/RefPtr.h"
-#include "wtf/text/AtomicString.h"
-#include "wtf/text/WTFString.h"
-
-namespace WebCore {
-
-class StringCacheMapTraits : public V8PersistentValueMapTraits<StringImpl*, v8::String, true> {
-public:
- // Weak traits:
- typedef StringImpl WeakCallbackDataType;
- typedef v8::PersistentValueMap<StringImpl*, v8::String, StringCacheMapTraits> MapType;
-
- static WeakCallbackDataType* WeakCallbackParameter(
- MapType* map, StringImpl* key, v8::Local<v8::String>& value) { return key; }
- static void DisposeCallbackData(WeakCallbackDataType* callbackData) { }
-
- static MapType* MapFromWeakCallbackData(
- const v8::WeakCallbackData<v8::String, WeakCallbackDataType>&);
-
- static StringImpl* KeyFromWeakCallbackData(
- const v8::WeakCallbackData<v8::String, WeakCallbackDataType>& data)
- {
- return data.GetParameter();
- }
-
- static void Dispose(v8::Isolate*, v8::UniquePersistent<v8::String> value, StringImpl* key);
-};
-
-
-class StringCache {
-public:
- StringCache(v8::Isolate* isolate) : m_stringCache(isolate) { }
- ~StringCache();
-
- v8::Handle<v8::String> v8ExternalString(StringImpl* stringImpl, v8::Isolate* isolate)
- {
- ASSERT(stringImpl);
- if (m_lastStringImpl.get() == stringImpl)
- return m_lastV8String.NewLocal(isolate);
- return v8ExternalStringSlow(stringImpl, isolate);
- }
-
- void setReturnValueFromString(v8::ReturnValue<v8::Value> returnValue, StringImpl* stringImpl)
- {
- ASSERT(stringImpl);
- if (m_lastStringImpl.get() == stringImpl)
- m_lastV8String.SetReturnValue(returnValue);
- else
- setReturnValueFromStringSlow(returnValue, stringImpl);
- }
-
- friend class StringCacheMapTraits;
-
-private:
- v8::Handle<v8::String> v8ExternalStringSlow(StringImpl*, v8::Isolate*);
- void setReturnValueFromStringSlow(v8::ReturnValue<v8::Value>, StringImpl*);
- v8::Local<v8::String> createStringAndInsertIntoCache(StringImpl*, v8::Isolate*);
- void InvalidateLastString();
-
- StringCacheMapTraits::MapType m_stringCache;
- StringCacheMapTraits::MapType::PersistentValueReference m_lastV8String;
-
- // Note: RefPtr is a must as we cache by StringImpl* equality, not identity
- // hence lastStringImpl might be not a key of the cache (in sense of identity)
- // and hence it's not refed on addition.
- RefPtr<StringImpl> m_lastStringImpl;
-};
-
-} // namespace WebCore
-
-#endif // V8ValueCache_h
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