casacore
Public Member Functions | List of all members
casacore::TableExprGroupHistScalar Class Reference

Aggregate class determining the histogram of scalar values in a group. More...

#include <ExprGroupAggrFuncArray.h>

Public Member Functions

 TableExprGroupHistScalar (TableExprNodeRep *node, Int64 nbin, Double start, Double end)
 
virtual ~TableExprGroupHistScalar ()
 
virtual void apply (const TableExprId &id)
 Get the operand's value for the given row and apply it to the aggregation. More...
 
- Public Member Functions inherited from casacore::TableExprGroupHistBase
 TableExprGroupHistBase (TableExprNodeRep *node, Int64 nbin, Double start, Double end)
 
virtual ~TableExprGroupHistBase ()
 
virtual MArray< Int64getArrayInt (const vector< TableExprId > &)
 
- Public Member Functions inherited from casacore::TableExprGroupFuncBase
 TableExprGroupFuncBase (TableExprNodeRep *node)
 Construct from the TaQL aggregation node. More...
 
virtual ~TableExprGroupFuncBase ()
 
virtual Bool isLazy () const
 Does the aggregate function use lazy semantics? The default implementation returns False. More...
 
uInt seqnr () const
 Get the function's sequence nr. More...
 
void setSeqnr (uInt seqnr)
 Set the function's sequence nr. More...
 
virtual void finish ()
 If needed, finish the aggregation. More...
 
virtual CountedPtr< vector< TableExprId > > getIds () const
 Get the assembled TableExprIds of a group. More...
 
virtual Bool getBool (const vector< TableExprId > &=vector< TableExprId >())
 Get the aggregated value. More...
 
virtual Int64 getInt (const vector< TableExprId > &=vector< TableExprId >())
 
virtual Double getDouble (const vector< TableExprId > &=vector< TableExprId >())
 
virtual DComplex getDComplex (const vector< TableExprId > &=vector< TableExprId >())
 
virtual MVTime getDate (const vector< TableExprId > &=vector< TableExprId >())
 
virtual String getString (const vector< TableExprId > &=vector< TableExprId >())
 
virtual MArray< BoolgetArrayBool (const vector< TableExprId > &=vector< TableExprId >())
 
virtual MArray< DoublegetArrayDouble (const vector< TableExprId > &=vector< TableExprId >())
 
virtual MArray< DComplex > getArrayDComplex (const vector< TableExprId > &=vector< TableExprId >())
 
virtual MArray< MVTimegetArrayDate (const vector< TableExprId > &=vector< TableExprId >())
 
virtual MArray< StringgetArrayString (const vector< TableExprId > &=vector< TableExprId >())
 

Additional Inherited Members

- Protected Member Functions inherited from casacore::TableExprGroupHistBase
void add (Double value)
 Add the value to the histogram. More...
 
- Protected Attributes inherited from casacore::TableExprGroupFuncBase
TableExprNodeRepitsNode
 
TableExprNodeRepitsOperand
 
uInt itsSeqnr
 

Detailed Description

Aggregate class determining the histogram of scalar values in a group.

Intended use:

Internal

Review Status

Test programs:
tExprGroup

Synopsis

Aggregate class determining the histogram of scalar values in a group

Definition at line 999 of file ExprGroupAggrFuncArray.h.

Constructor & Destructor Documentation

◆ TableExprGroupHistScalar()

casacore::TableExprGroupHistScalar::TableExprGroupHistScalar ( TableExprNodeRep node,
Int64  nbin,
Double  start,
Double  end 
)
explicit

◆ ~TableExprGroupHistScalar()

virtual casacore::TableExprGroupHistScalar::~TableExprGroupHistScalar ( )
virtual

Member Function Documentation

◆ apply()

virtual void casacore::TableExprGroupHistScalar::apply ( const TableExprId id)
virtual

Get the operand's value for the given row and apply it to the aggregation.

This function should not be called for lazy classes.

Implements casacore::TableExprGroupFuncBase.


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