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AnnotationTableRepositoryInFile.h

Go to the documentation of this file.

#ifndef Impala_Persistency_AnnotationTableRepositoryInFile_h
#define Impala_Persistency_AnnotationTableRepositoryInFile_h

#include "Persistency/RepositoryInFileSystem.h"
#include "Core/Table/AnnotationTable.h"
#include "Persistency/AnnotationTableLocator.h"
#include "Core/Table/Write.h"

namespace Impala
{
namespace Persistency
{


class AnnotationTableRepositoryInFile
{
public:

    typedef Core::Table::AnnotationTable AnnotationTable;

    AnnotationTableRepositoryInFile()
    {
    }

    bool
    Exists(const AnnotationTableLocator& loc)
    {
        String dir = GetDir(loc);
        File file = RepFS().GetFile(loc, dir, loc.GetKeyword() + ".tab",
                                    false, true);
        return file.Valid();
    }

    AnnotationTable*
    Get(const AnnotationTableLocator& loc)
    {
        AnnotationTable* res = new AnnotationTable(loc.GetKeyword(), 0);
        String dir = GetDir(loc);
        File file = RepFS().GetFile(loc, dir, loc.GetKeyword() + ".tab",
                                    false, false);
        if (!file.Valid())
            return 0;
        Read(res, file);
        return res;
    }

    void
    Add(const AnnotationTableLocator& loc, AnnotationTable* tab)
    {
        String dir = GetDir(loc);
        File file = RepFS().GetFile(loc, dir, loc.GetKeyword() + ".tab",
                                    true, false);
        Write(tab, file);
    }

    void
    Delete(const AnnotationTableLocator& loc)
    {
        String dir = GetDir(loc);
        File file = RepFS().GetFile(loc, dir, loc.GetKeyword() + ".tab",
                                    true, true);
        file.Delete();
    }

private:

    RepositoryInFileSystem&
    RepFS()
    {
        return RepositoryInFileSystem::GetInstance();
    }

    String
    GetDir(const AnnotationTableLocator& loc)
    {
        String dir = "Annotations";
        dir = FileNameConcat(dir, loc.GetQuidClassString());
        dir = FileNameConcat(dir, loc.GetConceptSet());
        return dir;
    }

    ILOG_VAR_DEC;
};

ILOG_VAR_INIT(AnnotationTableRepositoryInFile, Impala.Persistency);

} // namespace Persistency
} // namespace Impala

#endif

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