mastercatalog.h

#ifndef MASTERCATALOG_H
#define MASTERCATALOG_H

#include <QMultiMap>
#include <QSqlQuery>
#include <set>
#include "Kernel_global.h"

namespace Ilwis {

class Resource;
class CatalogConnector;

typedef std::shared_ptr<IlwisObject> ESPIlwisObject;
class KERNELSHARED_EXPORT MasterCatalog
{
    friend KERNELSHARED_EXPORT MasterCatalog* mastercatalog();

public:
    MasterCatalog();

    ~MasterCatalog();

    bool prepare();

    bool addContainer(const QUrl &location);

    bool addItems(const std::vector<Ilwis::Resource> &items);


    bool removeItems(const QList<Resource> &items);

    quint64 url2id(const QUrl& url, IlwisTypes tp) const;

    Resource name2Resource(const QString& name, IlwisTypes tp = itUNKNOWN) const;

    Resource id2Resource(quint64 iid) const;

    quint64 name2id(const QString& name, IlwisTypes tp= itUNKNOWN) const;

    IlwisTypes id2type(quint64 id) const;

    quint64 createId() const;

    void registerObject(ESPIlwisObject &data);

    bool isRegistered(quint64 id) const;

    bool unregister(quint64);

    //TODO select language, finish docu
    std::vector<Resource> select(const QUrl& resource, const QString& selection) const;

    QUrl name2url(const QString &name, IlwisTypes tp=itUNKNOWN) const;

    ESPIlwisObject get(const QUrl &resource, IlwisTypes type) const;

    ESPIlwisObject get(quint64 id) const;

    bool contains(const QUrl &url, IlwisTypes type) const;

    bool usesContainers(const QUrl &scheme) const;
    void addContainerException(const QString& scheme);

#ifdef QT_DEBUG
    quint32 lookupSize() const { return _lookup.size(); }
    void dumpLookup() const;
    quint32 usecount(quint64 id);

#endif
private:
    static MasterCatalog *_masterCatalog;
    quint64 _baseid;
    QHash<quint64, ESPIlwisObject> _lookup;
    std::set<QUrl> _catalogs;
    std::set<uint> _knownHashes;
    std::set<QString> _containerExceptions; // for some schemes the mastercatelog shouldnt try to find containers as they dont make sense;


};

//typedef QHash<IlwisResource, QList<CatalogCreate>  > CatalogCollection;

KERNELSHARED_EXPORT MasterCatalog* mastercatalog();

}






#endif // MASTERCATALOG_H