root/Source/platform/exported/WebString.cpp

DEFINITIONS

1. reset
2. assign
3. assign
4. length
5. at
6. is8Bit
7. data8
8. data16
9. utf8
10. fromUTF8
11. fromUTF8
12. latin1
13. fromLatin1
14. equals
15. assign

/*
 * Copyright (C) 2009 Google 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:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * 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.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * 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
 * OWNER 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 "public/platform/WebString.h"

#include "public/platform/WebCString.h"
#include "wtf/text/AtomicString.h"
#include "wtf/text/CString.h"
#include "wtf/text/StringUTF8Adaptor.h"
#include "wtf/text/WTFString.h"

namespace blink {

void WebString::reset()
{
    m_private.reset();
}

void WebString::assign(const WebString& other)
{
    assign(other.m_private.get());
}

void WebString::assign(const WebUChar* data, size_t length)
{
    assign(StringImpl::create8BitIfPossible(data, length).get());
}

size_t WebString::length() const
{
    return m_private.isNull() ? 0 : m_private->length();
}

WebUChar WebString::at(unsigned i) const
{
    ASSERT(!m_private.isNull());
    return (*m_private.get())[i];
}

bool WebString::is8Bit() const
{
    return m_private->is8Bit();
}

const WebLChar* WebString::data8() const
{
    return !m_private.isNull() && is8Bit() ? m_private->characters8() : 0;
}

const WebUChar* WebString::data16() const
{
    return !m_private.isNull() && !is8Bit() ? m_private->characters16() : 0;
}

std::string WebString::utf8() const
{
    StringUTF8Adaptor utf8(m_private.get());
    return std::string(utf8.data(), utf8.length());
}

WebString WebString::fromUTF8(const char* data, size_t length)
{
    return String::fromUTF8(data, length);
}

WebString WebString::fromUTF8(const char* data)
{
    return String::fromUTF8(data);
}

std::string WebString::latin1() const
{
    String string(m_private.get());

    if (string.isEmpty())
        return std::string();

    if (string.is8Bit())
        return std::string(reinterpret_cast<const char*>(string.characters8()), string.length());

    WebCString latin1 = string.latin1();
    return std::string(latin1.data(), latin1.length());
}

WebString WebString::fromLatin1(const WebLChar* data, size_t length)
{
    return String(data, length);
}

bool WebString::equals(const WebString& s) const
{
    return equal(m_private.get(), s.m_private.get());
}

WebString::WebString(const WTF::String& s)
    : m_private(s.impl())
{
}

WebString& WebString::operator=(const WTF::String& s)
{
    assign(s.impl());
    return *this;
}

WebString::operator WTF::String() const
{
    return m_private.get();
}

WebString::WebString(const WTF::AtomicString& s)
{
    assign(s.string());
}

WebString& WebString::operator=(const WTF::AtomicString& s)
{
    assign(s.string());
    return *this;
}

WebString::operator WTF::AtomicString() const
{
    return WTF::AtomicString(m_private.get());
}

void WebString::assign(WTF::StringImpl* p)
{
    m_private = p;
}

} // namespace blink