casacore::TableExprGroupFuncInt Class Reference

Abstract base class for aggregate functions giving an integer scalar. More...

#include <ExprGroup.h>

Inheritance diagram for casacore::TableExprGroupFuncInt:

List of all members.

Public Member Functions
	TableExprGroupFuncInt (TableExprNodeRep *node, Int64 initValue=0)
virtual	~TableExprGroupFuncInt ()
virtual Int64	getInt (const vector< TableExprId > &)
virtual Double	getDouble (const vector< TableExprId > &)
Protected Attributes
Int64	itsValue

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Detailed Description

Abstract base class for aggregate functions giving an integer scalar.

Intended use:

Internal

Review Status

Test programs:

tExprGroup

Synopsis

This class is derived from TableExprGroupFuncBase and act as the abstract base class for aggregate functions resulting in an integer scalar.
Derived classes can use itsValue to contain the aggregated value. It that case they do not need to implement the get function.

Definition at line 498 of file ExprGroup.h.

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Constructor & Destructor Documentation

casacore::TableExprGroupFuncInt::TableExprGroupFuncInt	(	TableExprNodeRep *	node,
		Int64	initValue = 0
	)			[inline, explicit]

Definition at line 501 of file ExprGroup.h.

virtual casacore::TableExprGroupFuncInt::~TableExprGroupFuncInt

(

)

[virtual]

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Member Function Documentation

virtual Double casacore::TableExprGroupFuncInt::getDouble

(

const vector< TableExprId > &

)

[virtual]

Reimplemented from casacore::TableExprGroupFuncBase.

virtual Int64 casacore::TableExprGroupFuncInt::getInt

(

const vector< TableExprId > &

)

[virtual]

Reimplemented from casacore::TableExprGroupFuncBase.

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Member Data Documentation

Int64 casacore::TableExprGroupFuncInt::itsValue [protected]

Definition at line 509 of file ExprGroup.h.

Referenced by casacore::TableExprGroupCountAll::setResult().

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

• casacore/tables/TaQL/ExprGroup.h