2 * Copyright (C) 2010 Apple Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
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.
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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29 #include "APIObject.h"
30 #include <JavaScriptCore/JSStringRef.h>
31 #include <wtf/PassRefPtr.h>
32 #include <wtf/text/WTFString.h>
33 #include <wtf/unicode/UTF8.h>
37 // WebString - A string type suitable for vending to an API.
39 class WebString : public APIObject {
41 static const Type APIType = TypeString;
43 static PassRefPtr<WebString> create(const String& string)
45 return adoptRef(new WebString(string));
48 static PassRefPtr<WebString> create(JSStringRef jsStringRef)
50 return adoptRef(new WebString(String(JSStringGetCharactersPtr(jsStringRef), JSStringGetLength(jsStringRef))));
53 static PassRefPtr<WebString> createFromUTF8String(const char* string)
55 return adoptRef(new WebString(String::fromUTF8(string)));
58 bool isNull() const { return m_string.isNull(); }
59 bool isEmpty() const { return m_string.isEmpty(); }
61 size_t length() const { return m_string.length(); }
62 size_t getCharacters(UChar* buffer, size_t bufferLength) const
66 bufferLength = std::min(bufferLength, static_cast<size_t>(m_string.length()));
67 memcpy(buffer, m_string.characters(), bufferLength * sizeof(UChar));
71 size_t maximumUTF8CStringSize() const { return m_string.length() * 3 + 1; }
72 size_t getUTF8CString(char* buffer, size_t bufferSize)
77 const UChar* d = m_string.characters();
78 WTF::Unicode::ConversionResult result = WTF::Unicode::convertUTF16ToUTF8(&d, d + m_string.length(), &p, p + bufferSize - 1, /* strict */ true);
80 if (result != WTF::Unicode::conversionOK && result != WTF::Unicode::targetExhausted)
85 bool equal(WebString* other) { return m_string == other->m_string; }
86 bool equalToUTF8String(const char* other) { return m_string == String::fromUTF8(other); }
87 bool equalToUTF8StringIgnoringCase(const char* other) { return equalIgnoringCase(m_string, other); }
89 const String& string() const { return m_string; }
91 JSStringRef createJSString() const { return JSStringCreateWithCharacters(m_string.characters(), m_string.length()); }
94 WebString(const String& string)
95 : m_string(!string.impl() ? String(StringImpl::empty()) : string)
99 virtual Type type() const { return APIType; }
104 } // namespace WebKit
106 #endif // WebString_h