1 files changed, 113 insertions, 0 deletions
diff --git a/Source/WebCore/replay/MemoizedDOMResult.cpp b/Source/WebCore/replay/MemoizedDOMResult.cpp
new file mode 100644
index 000000000..fdef95d08
--- /dev/null
+++ b/Source/WebCore/replay/MemoizedDOMResult.cpp
@@ -0,0 +1,113 @@
+/*
+ * Copyright (C) 2014 Apple 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
+ * HOLDER OR 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 "MemoizedDOMResult.h"
+
+#if ENABLE(WEB_REPLAY)
+
+#include "SerializationMethods.h"
+#include "WebReplayInputs.h"
+#include <wtf/NeverDestroyed.h>
+
+namespace WebCore {
+
+const String& MemoizedDOMResultBase::type() const
+{
+    return InputTraits<MemoizedDOMResultBase>::type();
+}
+
+std::unique_ptr<MemoizedDOMResultBase> MemoizedDOMResultBase::createFromEncodedResult(const String& attribute, EncodedCType ctype, EncodedValue encodedValue, ExceptionCode exceptionCode)
+{
+    switch (ctype) {
+#define CREATE_DECODE_SWITCH_CASE(name, type) \
+    case CTypeTraits<type>::encodedType: { \
+        CTypeTraits<type>::CType result; \
+        if (!EncodingTraits<type>::decodeValue(encodedValue, result)) \
+            return nullptr; \
+        return std::make_unique<MemoizedDOMResult<type>>(attribute, result, exceptionCode); \
+    } \
+\
+
+FOR_EACH_MEMOIZED_CTYPE(CREATE_DECODE_SWITCH_CASE)
+#undef CREATE_DECODE_SWITCH_CASE
+    }
+
+    RELEASE_ASSERT_NOT_REACHED();
+    return nullptr;
+}
+
+} // namespace WebCore
+
+namespace JSC {
+
+using WebCore::EncodedCType;
+using WebCore::ExceptionCode;
+using WebCore::MemoizedDOMResult;
+using WebCore::SerializedScriptValue;
+
+const String& InputTraits<MemoizedDOMResultBase>::type()
+{
+    static NeverDestroyed<const String> type(ASCIILiteral("MemoizedDOMResult"));
+    return type;
+}
+
+void InputTraits<MemoizedDOMResultBase>::encode(EncodedValue& encodedValue, const MemoizedDOMResultBase& input)
+{
+    encodedValue.put<String>(ASCIILiteral("attribute"), input.attribute());
+    encodedValue.put<EncodedCType>(ASCIILiteral("ctype"), input.ctype());
+    encodedValue.put<EncodedValue>(ASCIILiteral("result"), input.encodedResult());
+    if (input.exceptionCode())
+        encodedValue.put<ExceptionCode>(ASCIILiteral("exceptionCode"), input.exceptionCode());
+}
+
+bool InputTraits<MemoizedDOMResultBase>::decode(EncodedValue& encodedValue, std::unique_ptr<MemoizedDOMResultBase>& input)
+{
+    String attribute;
+    if (!encodedValue.get<String>(ASCIILiteral("attribute"), attribute))
+        return false;
+
+    EncodedCType ctype;
+    if (!encodedValue.get<EncodedCType>(ASCIILiteral("ctype"), ctype))
+        return false;
+
+    EncodedValue encodedResult;
+    if (!encodedValue.get<EncodedValue>(ASCIILiteral("result"), encodedResult))
+        return false;
+
+    ExceptionCode exceptionCode = 0;
+    encodedValue.get<ExceptionCode>(ASCIILiteral("exceptionCode"), exceptionCode);
+
+    std::unique_ptr<MemoizedDOMResultBase> decodedInput = MemoizedDOMResultBase::createFromEncodedResult(attribute, ctype, encodedResult, exceptionCode);
+    if (!decodedInput)
+        return false;
+    input = WTFMove(decodedInput);
+    return true;
+}
+
+} // namespace JSC
+
+#endif // ENABLE(WEB_REPLAY)