casacore::LogFilterExpr Class Reference

Class to deal with a TaQL expression to filter messages. More...

#include <LogFilterExpr.h>

Inheritance diagram for casacore::LogFilterExpr:

Public Member Functions
	LogFilterExpr (const String &expr)
	Construct it from an expression which gets parsed. More...
	LogFilterExpr (const LogFilterExpr &)
	Copy constructor (copy semantics). More...
virtual	~LogFilterExpr ()
LogFilterExpr &	operator= (const LogFilterExpr &)
	Assignment (copy semantics). More...
Bool	matches (const LogMessage &message)
	Does this message match the expression? More...
virtual Double	getDouble (const Block< Int > &fieldNrs) const
	Get the data. More...
virtual String	getString (const Block< Int > &fieldNrs) const
virtual DataType	dataType (const Block< Int > &fieldNrs) const
	Get the data type of the various values. More...
Public Member Functions inherited from casacore::TableExprData
	TableExprData ()
	Construct it from a row number. More...
virtual	~TableExprData ()
virtual IPosition	shape (const Block< Int > &fieldNrs) const
	Get the shape of the given field. More...
virtual Bool	getBool (const Block< Int > &fieldNrs) const
	Get a scalar in the given type. More...
virtual Int64	getInt (const Block< Int > &fieldNrs) const
virtual DComplex	getDComplex (const Block< Int > &fieldNrs) const
virtual Array< Bool >	getArrayBool (const Block< Int > &fieldNrs) const
	Get an array in the given type. More...
virtual Array< Int64 >	getArrayInt (const Block< Int > &fieldNrs) const
virtual Array< Double >	getArrayDouble (const Block< Int > &fieldNrs) const
virtual Array< DComplex >	getArrayDComplex (const Block< Int > &fieldNrs) const
virtual Array< String >	getArrayString (const Block< Int > &fieldNrs) const

Private Attributes
TableExprNode *	itsExpr
const LogMessage *	itsMessage

Detailed Description

Class to deal with a TaQL expression to filter messages.

Review Status

Reviewed By:

UNKNOWN

Date Reviewed:

before2004/08/25

This program tests the class TableExprData. This example shows how a data set consisting of two vectors of scalars can be used.

Definition at line 54 of file LogFilterExpr.h.

Constructor & Destructor Documentation

casacore::LogFilterExpr::LogFilterExpr

(

const String &

expr

)

Construct it from an expression which gets parsed.

casacore::LogFilterExpr::LogFilterExpr

(

const LogFilterExpr &

)

Copy constructor (copy semantics).

virtual casacore::LogFilterExpr::~LogFilterExpr ( )

virtual

Member Function Documentation

virtual DataType casacore::LogFilterExpr::dataType ( const Block< Int > &  fieldNrs ) const

virtual

Get the data type of the various values.

Implements casacore::TableExprData.

virtual Double casacore::LogFilterExpr::getDouble ( const Block< Int > &  fieldNrs ) const

virtual

Get the data.

Reimplemented from casacore::TableExprData.

virtual String casacore::LogFilterExpr::getString ( const Block< Int > &  fieldNrs ) const

virtual

Reimplemented from casacore::TableExprData.

Bool casacore::LogFilterExpr::matches

(

const LogMessage &

message

)

Does this message match the expression?

LogFilterExpr& casacore::LogFilterExpr::operator=

(

const LogFilterExpr &

)

Assignment (copy semantics).

Member Data Documentation

TableExprNode* casacore::LogFilterExpr::itsExpr

private

Definition at line 81 of file LogFilterExpr.h.

const LogMessage* casacore::LogFilterExpr::itsMessage

private

Definition at line 82 of file LogFilterExpr.h.

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

• tables/LogTables/LogFilterExpr.h