Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(202)

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

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
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« no previous file with comments | « Source/bindings/v8/V8ValueCache.h ('k') | Source/bindings/v8/V8WindowShell.h » ('j') | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: Source/bindings/v8/V8ValueCache.cpp
diff --git a/Source/bindings/v8/V8ValueCache.cpp b/Source/bindings/v8/V8ValueCache.cpp
deleted file mode 100644
index 6d64a56169c9046a92bef471b6a260196dc24343..0000000000000000000000000000000000000000
--- a/Source/bindings/v8/V8ValueCache.cpp
+++ /dev/null
@@ -1,132 +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.
- */
-
-#include "config.h"
-#include "bindings/v8/V8ValueCache.h"
-
-#include "bindings/v8/V8Binding.h"
-#include "wtf/text/StringHash.h"
-
-namespace WebCore {
-
-StringCacheMapTraits::MapType* StringCacheMapTraits::MapFromWeakCallbackData(
- const v8::WeakCallbackData<v8::String, WeakCallbackDataType>& data)
-{
- return &(V8PerIsolateData::from(data.GetIsolate())->stringCache()->m_stringCache);
-}
-
-
-void StringCacheMapTraits::Dispose(
- v8::Isolate* isolate, v8::UniquePersistent<v8::String> value, StringImpl* key)
-{
- V8PerIsolateData::from(isolate)->stringCache()->InvalidateLastString();
- key->deref();
-}
-
-
-StringCache::~StringCache()
-{
- // The MapType::Dispose callback calls StringCache::InvalidateLastString,
- // which will only work while the destructor has not yet finished. Thus,
- // we need to clear the map before the destructor has completed.
- m_stringCache.Clear();
-}
-
-static v8::Local<v8::String> makeExternalString(const String& string, v8::Isolate* isolate)
-{
- if (string.is8Bit()) {
- WebCoreStringResource8* stringResource = new WebCoreStringResource8(string);
- v8::Local<v8::String> newString = v8::String::NewExternal(isolate, stringResource);
- if (newString.IsEmpty())
- delete stringResource;
- return newString;
- }
-
- WebCoreStringResource16* stringResource = new WebCoreStringResource16(string);
- v8::Local<v8::String> newString = v8::String::NewExternal(isolate, stringResource);
- if (newString.IsEmpty())
- delete stringResource;
- return newString;
-}
-
-v8::Handle<v8::String> StringCache::v8ExternalStringSlow(StringImpl* stringImpl, v8::Isolate* isolate)
-{
- if (!stringImpl->length())
- return v8::String::Empty(isolate);
-
- StringCacheMapTraits::MapType::PersistentValueReference cachedV8String = m_stringCache.GetReference(stringImpl);
- if (!cachedV8String.IsEmpty()) {
- m_lastStringImpl = stringImpl;
- m_lastV8String = cachedV8String;
- return m_lastV8String.NewLocal(isolate);
- }
-
- return createStringAndInsertIntoCache(stringImpl, isolate);
-}
-
-void StringCache::setReturnValueFromStringSlow(v8::ReturnValue<v8::Value> returnValue, StringImpl* stringImpl)
-{
- if (!stringImpl->length()) {
- returnValue.SetEmptyString();
- return;
- }
-
- StringCacheMapTraits::MapType::PersistentValueReference cachedV8String = m_stringCache.GetReference(stringImpl);
- if (!cachedV8String.IsEmpty()) {
- m_lastStringImpl = stringImpl;
- m_lastV8String = cachedV8String;
- m_lastV8String.SetReturnValue(returnValue);
- return;
- }
-
- returnValue.Set(createStringAndInsertIntoCache(stringImpl, returnValue.GetIsolate()));
-}
-
-v8::Local<v8::String> StringCache::createStringAndInsertIntoCache(StringImpl* stringImpl, v8::Isolate* isolate)
-{
- ASSERT(!m_stringCache.Contains(stringImpl));
- ASSERT(stringImpl->length());
-
- v8::Local<v8::String> newString = makeExternalString(String(stringImpl), isolate);
- if (newString.IsEmpty())
- return newString;
-
- v8::UniquePersistent<v8::String> wrapper(isolate, newString);
-
- stringImpl->ref();
- wrapper.MarkIndependent();
- m_stringCache.Set(stringImpl, wrapper.Pass(), &m_lastV8String);
- m_lastStringImpl = stringImpl;
-
- return newString;
-}
-
-void StringCache::InvalidateLastString()
-{
- m_lastStringImpl = nullptr;
- m_lastV8String.Reset();
-}
-
-} // namespace WebCore
« no previous file with comments | « Source/bindings/v8/V8ValueCache.h ('k') | Source/bindings/v8/V8WindowShell.h » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698