qt-creator/src/tools/clangrefactoringbackend/source/refactoringserver.h

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** Copyright (C) 2016 The Qt Company Ltd.
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#pragma once

#include "clangquerygatherer.h"

#include <refactoringserverinterface.h>

#include <QTimer>
#include <ipcclientprovider.h>
#include <stringcache.h>

#include <utils/smallstring.h>

#include <future>
#include <mutex>
#include <vector>

namespace ClangBackEnd {

class SourceRangesForQueryMessage;

namespace V2 {
class FileContainer;
}

class RefactoringServer : public RefactoringServerInterface,
                          public IpcClientProvider<RefactoringClientInterface>
{
    using Future = std::future<SourceRangesForQueryMessage>;
public:
    RefactoringServer();

    void end() override;
    void requestSourceLocationsForRenamingMessage(RequestSourceLocationsForRenamingMessage &&message) override;
    void requestSourceRangesAndDiagnosticsForQueryMessage(RequestSourceRangesAndDiagnosticsForQueryMessage &&message) override;
    void requestSourceRangesForQueryMessage(RequestSourceRangesForQueryMessage &&message) override;
    void cancel() override;

    bool isCancelingJobs() const;

    void pollSourceRangesForQueryMessages();
    void waitThatSourceRangesForQueryMessagesAreFinished();

    bool pollTimerIsActive() const;

    void setGathererProcessingSlotCount(uint count);

private:
    void gatherSourceRangesForQueryMessages(std::vector<V2::FileContainer> &&sources,
                                                          std::vector<V2::FileContainer> &&unsaved,
                                                          Utils::SmallString &&query);

private:
    StringCache<Utils::PathString, std::mutex> m_filePathCache;
    ClangQueryGatherer m_gatherer;
    QTimer m_pollTimer;
};

} // namespace ClangBackEnd