LSST Applications
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LSST Data Management Base Package
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Polymorphic reader interface used to read different kinds of objects from one or more FITS binary table columns. More...
#include <FitsSchemaInputMapper.h>
Public Member Functions | |
FitsColumnReader () noexcept=default | |
FitsColumnReader (FitsColumnReader const &)=delete | |
FitsColumnReader (FitsColumnReader &&)=delete | |
FitsColumnReader & | operator= (FitsColumnReader const &)=delete |
FitsColumnReader & | operator= (FitsColumnReader &&)=delete |
virtual void | prepRead (std::size_t firstRow, std::size_t nRows, fits::Fits &fits) |
Optionally read ahead and cache values from multiple rows. More... | |
virtual void | readCell (BaseRecord &record, std::size_t row, fits::Fits &fits, std::shared_ptr< InputArchive > const &archive) const =0 |
Read values from a single row. More... | |
virtual | ~FitsColumnReader () noexcept=default |
Polymorphic reader interface used to read different kinds of objects from one or more FITS binary table columns.
Definition at line 20 of file FitsSchemaInputMapper.h.
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defaultnoexcept |
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delete |
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delete |
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virtualdefaultnoexcept |
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delete |
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delete |
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inlinevirtual |
Optionally read ahead and cache values from multiple rows.
Subclasses are not required to implement this method; if they do, they should indicate to readCell that cached values should be used instead. Subclasses should not assume that prepRead will always be called, however.
[in] | firstRow | Index of the first row to read. |
[in] | nRows | Number of rows to read. |
[in] | fits | FITS file manager object. |
Definition at line 42 of file FitsSchemaInputMapper.h.
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pure virtual |
Read values from a single row.
[in,out] | record | Record to populate. |
[in] | row | Index of the row to read from. |
[in] | fits | FITS file manager object. |
[in] | archive | Archive holding persisted objects, loaded from other HDUs. May be null. |
Implemented in lsst::afw::table::PersistableObjectColumnReader< T, Setter >.