1/*
2 * Copyright (C) 2010 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 *     * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *     * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 *     * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef WebSerializedScriptValue_h
32#define WebSerializedScriptValue_h
33
34#include "../platform/WebCommon.h"
35#include "../platform/WebPrivatePtr.h"
36
37namespace WebCore { class SerializedScriptValue; }
38
39namespace v8 {
40class Value;
41template <class T> class Handle;
42}
43
44namespace blink {
45class WebString;
46
47// FIXME: Should this class be in platform?
48class WebSerializedScriptValue {
49public:
50    ~WebSerializedScriptValue() { reset(); }
51
52    WebSerializedScriptValue() { }
53    WebSerializedScriptValue(const WebSerializedScriptValue& d) { assign(d); }
54    WebSerializedScriptValue& operator=(const WebSerializedScriptValue& d)
55    {
56        assign(d);
57        return *this;
58    }
59
60    BLINK_EXPORT static WebSerializedScriptValue fromString(const WebString&);
61
62    BLINK_EXPORT static WebSerializedScriptValue serialize(v8::Handle<v8::Value>);
63
64    // Create a WebSerializedScriptValue that represents a serialization error.
65    BLINK_EXPORT static WebSerializedScriptValue createInvalid();
66
67    BLINK_EXPORT void reset();
68    BLINK_EXPORT void assign(const WebSerializedScriptValue&);
69
70    bool isNull() const { return m_private.isNull(); }
71
72    // Returns a string representation of the WebSerializedScriptValue.
73    BLINK_EXPORT WebString toString() const;
74
75    // Convert the serialized value to a parsed v8 value.
76    BLINK_EXPORT v8::Handle<v8::Value> deserialize();
77
78#if BLINK_IMPLEMENTATION
79    WebSerializedScriptValue(const WTF::PassRefPtr<WebCore::SerializedScriptValue>&);
80    WebSerializedScriptValue& operator=(const WTF::PassRefPtr<WebCore::SerializedScriptValue>&);
81    operator WTF::PassRefPtr<WebCore::SerializedScriptValue>() const;
82#endif
83
84private:
85    WebPrivatePtr<WebCore::SerializedScriptValue> m_private;
86};
87
88} // namespace blink
89
90#endif
91