casa::LogFilterExpr Class Reference

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

#include <LogFilterExpr.h>

Inheritance diagram for casa::LogFilterExpr:

List of all members.

Public Member Functions
	LogFilterExpr (const String &expr)
	Construct it from an expression which gets parsed.
	LogFilterExpr (const LogFilterExpr &)
	Copy constructor (copy semantics).
virtual	~LogFilterExpr ()
LogFilterExpr &	operator= (const LogFilterExpr &)
	Assignment (copy semantics).
Bool	matches (const LogMessage &message)
	Does this message match the expression?
virtual Double	getDouble (const Block< Int > &fieldNrs) const
	Get the data.
virtual String	getString (const Block< Int > &fieldNrs) const
virtual DataType	dataType (const Block< Int > &fieldNrs) const
	Get the data type of the various values.
Private Attributes
TableExprNode *	itsExpr
const LogMessage *	itsMessage

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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 53 of file LogFilterExpr.h.

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Constructor & Destructor Documentation

casa::LogFilterExpr::LogFilterExpr

(

const String &

expr

)

Construct it from an expression which gets parsed.

casa::LogFilterExpr::LogFilterExpr

(

const LogFilterExpr &

)

Copy constructor (copy semantics).

virtual casa::LogFilterExpr::~LogFilterExpr

(

)

[virtual]

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Member Function Documentation

virtual DataType casa::LogFilterExpr::dataType

(

const Block< Int > &

fieldNrs

)

const [virtual]

Get the data type of the various values.

Implements casa::TableExprData.

virtual Double casa::LogFilterExpr::getDouble

(

const Block< Int > &

fieldNrs

)

const [virtual]

Get the data.

Reimplemented from casa::TableExprData.

virtual String casa::LogFilterExpr::getString

(

const Block< Int > &

fieldNrs

)

const [virtual]

Reimplemented from casa::TableExprData.

Bool casa::LogFilterExpr::matches

(

const LogMessage &

message

)

Does this message match the expression?

LogFilterExpr& casa::LogFilterExpr::operator=

(

const LogFilterExpr &

)

Assignment (copy semantics).

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Member Data Documentation

TableExprNode* casa::LogFilterExpr::itsExpr [private]

Definition at line 80 of file LogFilterExpr.h.

const LogMessage* casa::LogFilterExpr::itsMessage [private]

Definition at line 81 of file LogFilterExpr.h.

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

• casacore/tables/LogTables/LogFilterExpr.h