webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 79 insertions, 0 deletions

diff --git a/Source/WebKit2/Shared/API/APIString.h b/Source/WebKit2/Shared/API/APIString.h
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+++ b/Source/WebKit2/Shared/API/APIString.h
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+/*
+ * Copyright (C) 2010 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 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 APIString_h
+#define APIString_h
+
+#include "APIObject.h"
+#include <wtf/Ref.h>
+#include <wtf/text/StringView.h>
+#include <wtf/text/WTFString.h>
+#include <wtf/unicode/UTF8.h>
+
+namespace API {
+
+class String final : public ObjectImpl<Object::Type::String> {
+public:
+    static Ref<String> createNull()
+    {
+        return adoptRef(*new String);
+    }
+
+    static Ref<String> create(WTF::String&& string)
+    {
+        return adoptRef(*new String(string.isNull() ? WTF::String(StringImpl::empty()) : string.isolatedCopy()));
+    }
+
+    static Ref<String> create(const WTF::String& string)
+    {
+        return create(string.isolatedCopy());
+    }
+
+    virtual ~String()
+    {
+    }
+
+    WTF::StringView stringView() const { return m_string; }
+    WTF::String string() const { return m_string.isolatedCopy(); }
+
+private:
+    String()
+        : m_string()
+    {
+    }
+
+    String(WTF::String&& string)
+        : m_string(WTFMove(string))
+    {
+        ASSERT(!m_string.isNull());
+        ASSERT(m_string.isSafeToSendToAnotherThread());
+    }
+
+    const WTF::String m_string;
+};
+
+} // namespace WebKit
+
+#endif // APIString_h