casacore::MSObservationIndex Class Reference

Class to handle lookup or indexing into an MS OBSERVATION subtable. More...

#include <MSObsIndex.h>

Public Member Functions
	MSObservationIndex (const MSObservation &observationTable)
	Construct from an MS OBSERVATION subtable. More...
virtual	~MSObservationIndex ()
	Null destructor. More...
Vector< Int >	matchProjectCode (const String &projectCode)
	Look up OBSERVATION_ID's for a given project code. More...

Private Member Functions
	MSObservationIndex ()
	Disallow null constructor. More...

Private Attributes
ROMSObservationColumns	msObservationCols_p
	OBSERVATION subtable column accessor. More...
Vector< Int >	observationIds_p
	Vector cache of observation id's. More...
Int	nrows_p

Detailed Description

Class to handle lookup or indexing into an MS OBSERVATION subtable.

Intended use:

Public interface

Review Status

Date Reviewed:

yyyy/mm/dd

Prerequisite

• MeasurementSet
• MSObservation

Etymology

From "MeasurementSet", "OBSERVATION subtable" and "index".

Synopsis

This class provides lookup and indexing into an MS OBSERVATION subtable. These services include returning rows numbers (which for the OBSERVATION subtable are OBSERVATION_ID's) associated with specific data in the subtable.

Example

Motivation

Collect together all subtable indexing and lookup for the OBSERVATION subtable, for encapsulation and efficiency.

Thrown Exceptions

Definition at line 83 of file MSObsIndex.h.

Constructor & Destructor Documentation

casacore::MSObservationIndex::MSObservationIndex

(

const MSObservation &

observationTable

)

Construct from an MS OBSERVATION subtable.

virtual casacore::MSObservationIndex::~MSObservationIndex ( )

inlinevirtual

Null destructor.

Definition at line 90 of file MSObsIndex.h.

casacore::MSObservationIndex::MSObservationIndex ( )

private

Disallow null constructor.

Member Function Documentation

Vector<Int> casacore::MSObservationIndex::matchProjectCode

(

const String &

projectCode

)

Look up OBSERVATION_ID's for a given project code.

Member Data Documentation

ROMSObservationColumns casacore::MSObservationIndex::msObservationCols_p

private

OBSERVATION subtable column accessor.

Definition at line 100 of file MSObsIndex.h.

Int casacore::MSObservationIndex::nrows_p

private

Definition at line 104 of file MSObsIndex.h.

Vector<Int> casacore::MSObservationIndex::observationIds_p

private

Vector cache of observation id's.

Definition at line 103 of file MSObsIndex.h.

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The documentation for this class was generated from the following file:

• casa/casacore/ms/MSSel/MSObsIndex.h