#include <NullTruthValue.h>

Inheritance diagram for opencog::NullTruthValue:

Collaboration diagram for opencog::NullTruthValue:

Public Member Functions
	NullTruthValue ()

bool	isNullTv () const

strength_t	getMean () const throw (RuntimeException)

count_t	getCount () const throw (RuntimeException)

confidence_t	getConfidence () const throw (RuntimeException)

std::string	toString () const

TruthValueType	getType () const

TruthValuePtr	clone () const

TruthValue *	rawclone () const

virtual bool	operator== (const TruthValue &rhs) const

Public Member Functions inherited from opencog::TruthValue
virtual	~TruthValue ()

bool	operator!= (const TruthValue &rhs) const

virtual bool	isDefaultTV () const

Protected Member Functions
TruthValuePtr	merge (TruthValuePtr, TVMergeStyle ms=DEFAULT) const throw (RuntimeException)

Friends
class	TruthValue

Additional Inherited Members
Static Public Member Functions inherited from opencog::TruthValue
static TruthValuePtr	NULL_TV ()

static TruthValuePtr	TRUE_TV ()

static TruthValuePtr	DEFAULT_TV ()

static TruthValuePtr	FALSE_TV ()

static TruthValuePtr	TRIVIAL_TV ()

Detailed Description

a special type of TruthValue

Definition at line 37 of file NullTruthValue.h.

Constructor & Destructor Documentation

NullTruthValue::NullTruthValue ( )

Definition at line 31 of file NullTruthValue.cc.

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Member Function Documentation

TruthValuePtr NullTruthValue::clone ( ) const

virtual

Implements opencog::TruthValue.

Definition at line 75 of file NullTruthValue.cc.

References NullTruthValue().

confidence_t NullTruthValue::getConfidence	(		)	const
throw	(	RuntimeException
	)

virtual

Implements opencog::TruthValue.

Definition at line 60 of file NullTruthValue.cc.

count_t NullTruthValue::getCount	(		)	const
throw	(	RuntimeException
	)

virtual

Implements opencog::TruthValue.

Definition at line 55 of file NullTruthValue.cc.

strength_t NullTruthValue::getMean	(		)	const
throw	(	RuntimeException
	)

virtual

Implements opencog::TruthValue.

Definition at line 50 of file NullTruthValue.cc.

TruthValueType NullTruthValue::getType ( ) const

virtual

Implements opencog::TruthValue.

Definition at line 65 of file NullTruthValue.cc.

References opencog::NULL_TRUTH_VALUE.

bool NullTruthValue::isNullTv ( ) const

virtual

Check if this TV is a null TV.

Reimplemented from opencog::TruthValue.

Definition at line 33 of file NullTruthValue.cc.

TruthValuePtr NullTruthValue::merge	(	TruthValuePtr	,
		TVMergeStyle	ms = `DEFAULT`
	)		const
throw	(	RuntimeException
	)

protectedvirtual

Merge this TV object with the given TV object argument. It always returns a new TV object with the result of the merge, even if it is equal to one of the merged TV objects.

Parameters