DistributedSystems/files.hh at master · jmfaleiro/DistributedSystems · GitHub

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#ifndef FILES_HH
#define FILES_HH

#include <fileconstants.hh>

#include <QObject>
#include <QString>
#include <QStringList>
#include <QList>
#include <QPair>
#include <QByteArray>
#include <QString>
#include <QVariant>
#include <QVariantMap>
#include <QMap>
#include <QUuid>

class FileStore : public QObject
{
  Q_OBJECT

public:

  FileStore();

  bool
  Search(const QString& query, QMap<QString, QVariant> *ret);

  bool
  ReturnBlock(QByteArray index, QByteArray *ptr, QByteArray *indexPtr);


public slots:

  void
  IndexFiles(const QStringList & files);


private:

  QList<QVariant>
  ConvertBytes(const QList<QByteArray> & hashes);


  QList<QVariant>
  ConvertStrings(const QList<QString>&strings);


  void
  IndexSingleFile(const QString& file);


  void
  HashBlocks(QDataStream& s, const QString& fileName, quint32 level);


  QByteArray
  Hash(const char *data, int size);

  quint32
  ConvertHash(const QByteArray& arr);

  void
  MapBlock(QByteArray hash,
	   const char *data,
	   int size,
	   const QString& fileName,
	   quint32 level);


  void
  MapMaster(QByteArray hash,
	    quint32 level,
	    const QString& fileName);

  bool
  Match(const QString &query, const QString &key);

  QHash<QByteArray, QMap<QString, QVariant> > blockMap;
  QHash<QString, QMap<QString, QVariant> > fileMeta;

};

#endif // FILES_HH