qt-creator/src/plugins/clangcodemodel/clanguiheaderondiskmanager.cpp

/****************************************************************************
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** Copyright (C) 2016 The Qt Company Ltd.
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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#include "clanguiheaderondiskmanager.h"

#include <QFile>
#include <QFileInfo>

#include <utils/qtcassert.h>

namespace ClangCodeModel {
namespace Internal {

UiHeaderOnDiskManager::UiHeaderOnDiskManager() : m_temporaryDir("clang-uiheader-XXXXXX")
{
    QTC_CHECK(m_temporaryDir.isValid());
}

QString UiHeaderOnDiskManager::write(const QString &filePath, const QByteArray &content)
{
    const QString mappedPath = mapPath(filePath);
    QFile file(mappedPath);
    const bool fileCreated = file.open(QFile::WriteOnly);
    const qint64 bytesWritten = file.write(content);
    QTC_CHECK(fileCreated && bytesWritten != -1);

    return mappedPath;
}

QString UiHeaderOnDiskManager::remove(const QString &filePath)
{
    const QString mappedPath = mapPath(filePath);
    if (QFileInfo::exists(mappedPath)) {
        const bool fileRemoved = QFile::remove(mappedPath);
        QTC_CHECK(fileRemoved);
    }

    return mappedPath;
}

QString UiHeaderOnDiskManager::directoryPath() const
{
    return m_temporaryDir.path();
}

QString UiHeaderOnDiskManager::mapPath(const QString &filePath) const
{
    return directoryPath() + '/' + QFileInfo(filePath).fileName();
}

} // namespace Internal
} // namespace ClangCodeModel