1/*
2 * Copyright (C) 2008 Apple 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
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef OpaqueJSString_h
27#define OpaqueJSString_h
28
29#include <runtime/UString.h>
30
31namespace JSC {
32 class Identifier;
33 class JSGlobalData;
34}
35
36struct OpaqueJSString : public ThreadSafeShared<OpaqueJSString> {
37
38 static PassRefPtr<OpaqueJSString> create() // null
39 {
40 return adoptRef(p: new OpaqueJSString);
41 }
42
43 static PassRefPtr<OpaqueJSString> create(const UChar* characters, unsigned length)
44 {
45 return adoptRef(p: new OpaqueJSString(characters, length));
46 }
47
48 static PassRefPtr<OpaqueJSString> create(const JSC::UString&);
49
50 UChar* characters() { return m_characters; }
51 unsigned length() { return m_length; }
52
53 JSC::UString ustring() const;
54 JSC::Identifier identifier(JSC::JSGlobalData*) const;
55
56private:
57 friend class WTF::ThreadSafeShared<OpaqueJSString>;
58
59 OpaqueJSString()
60 : m_characters(0)
61 , m_length(0)
62 {
63 }
64
65 OpaqueJSString(const UChar* characters, unsigned length)
66 : m_length(length)
67 {
68 m_characters = new UChar[length];
69 memcpy(dest: m_characters, src: characters, n: length * sizeof(UChar));
70 }
71
72 ~OpaqueJSString()
73 {
74 delete[] m_characters;
75 }
76
77 UChar* m_characters;
78 unsigned m_length;
79};
80
81#endif
82

source code of qtscript/src/3rdparty/javascriptcore/JavaScriptCore/API/OpaqueJSString.h