DavixStorageMaker Class Reference

Inheritance diagram for DavixStorageMaker:

Public Member Functions
virtual bool	check (const std::string &proto, const std::string &path, const AuxSettings &aux, IOOffset *size=0) const override
virtual std::unique_ptr< Storage >	open (const std::string &proto, const std::string &path, int mode, AuxSettings const &aux) const override
Public Member Functions inherited from StorageMaker
virtual std::unique_ptr< Storage >	open (const std::string &proto, const std::string &path, int mode, const AuxSettings &aux) const =0
virtual void	stagein (const std::string &proto, const std::string &path, const AuxSettings &aux) const
	StorageMaker ()=default
virtual	~StorageMaker ()=default

Detailed Description

Definition at line 9 of file DavixStorageMaker.cc.

Member Function Documentation

virtual bool DavixStorageMaker::check ( const std::string &  proto, const std::string &  path, const AuxSettings &  aux, IOOffset *  size = 0  ) const

inlineoverridevirtual

Reimplemented from StorageMaker.

Definition at line 22 of file DavixStorageMaker.cc.

References cms::Exception::addContext(), EnergyCorrector::c, DEFINE_EDM_PLUGIN, info(), NULL, findQualityFiles::size, and AlCaHLTBitMon_QueryRunRegistry::string.

                                                        {
    std::string newurl((proto == "web" ? "http" : proto) + ":" + path);
    Davix::DavixError *err = nullptr;
    Davix::Context c;
    Davix::DavPosix davixPosix(&c);
    Davix::StatInfo info;
    davixPosix.stat64(NULL, newurl, &info, &err);
    if (err) {
      std::unique_ptr<Davix::DavixError> davixErrManaged(err);
      cms::Exception ex("FileCheckError");
      ex << "Check failed with error " << err->getErrMsg().c_str() << " and error code"
         << err->getStatus();
      ex.addContext("Calling DavixFile::check()");
      throw ex;
    }
    if (size) {
      *size = info.size;
    }
    return true;
  }

virtual std::unique_ptr<Storage> DavixStorageMaker::open ( const std::string &  proto, const std::string &  path, int  mode, AuxSettings const &  aux  ) const

inlineoverridevirtual

Open a storage object for the given URL (protocol + path), using the mode bits. No temporary files are downloaded.

Definition at line 14 of file DavixStorageMaker.cc.

References f, FrontierConditions_GlobalTag_cff::file, StorageFactory::get(), ALCARECOPromptCalibProdSiPixelAli0T_cff::mode, eostools::move(), AlCaHLTBitMon_QueryRunRegistry::string, and StorageFactory::wrapNonLocalFile().

                                                                               {
    const StorageFactory *f = StorageFactory::get();
    std::string newurl((proto == "web" ? "http" : proto) + ":" + path);
    auto file = std::make_unique<DavixFile>(newurl, mode);
    return f->wrapNonLocalFile(std::move(file), proto, std::string(), mode);
  }