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casacore::TaQLResult Class Reference

Class to hold the result of a TaQL command. More...

#include <TaQLResult.h>

Public Member Functions

 TaQLResult (const Table &=Table())
 Construct from a Table. More...
 
 TaQLResult (const TableExprNode &)
 Construct from a TableExprNode. More...
 
Bool isTable () const
 Is the result a Table? More...
 
Table table () const
 Return the result as a Table. More...
 
 operator Table () const
 Make it possible to convert automatically to a Table. More...
 
TableExprNode node () const
 Return the result as a TableExprNode. More...
 

Private Attributes

Table itsTable
 
TableExprNode itsNode
 

Detailed Description

Class to hold the result of a TaQL command.

Intended use:

Internal

Review Status

Reviewed By:
UNKNOWN
Date Reviewed:
before2004/08/25

Synopsis

The result of a TaQL command can be a Table or a TableExprNode. This class holds the actual result.

Motivation

It is possible to give a TaQL command resulting in a TableExprNode to make it possible to make expressions of columns.

Definition at line 67 of file TaQLResult.h.

Constructor & Destructor Documentation

casacore::TaQLResult::TaQLResult ( const Table = Table())

Construct from a Table.

casacore::TaQLResult::TaQLResult ( const TableExprNode )
explicit

Construct from a TableExprNode.

Member Function Documentation

Bool casacore::TaQLResult::isTable ( ) const
inline

Is the result a Table?

Definition at line 77 of file TaQLResult.h.

References casacore::TableExprNode::isNull(), and itsNode.

TableExprNode casacore::TaQLResult::node ( ) const

Return the result as a TableExprNode.

It throws an exception if it is not a TableExprNode.

casacore::TaQLResult::operator Table ( ) const
inline

Make it possible to convert automatically to a Table.

Definition at line 86 of file TaQLResult.h.

References table().

Table casacore::TaQLResult::table ( ) const

Return the result as a Table.

It throws an exception if it is not a Table.

Referenced by operator Table().

Member Data Documentation

TableExprNode casacore::TaQLResult::itsNode
private

Definition at line 95 of file TaQLResult.h.

Referenced by isTable().

Table casacore::TaQLResult::itsTable
private

Definition at line 94 of file TaQLResult.h.


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