TrueCondExpression Class Reference

Represents XQuery standard function fn:true. More...

#include <truecondexpression.h>

Inheritance diagram for TrueCondExpression:

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Collaboration diagram for TrueCondExpression:

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List of all members.

Public Member Functions
	TrueCondExpression ()
	Constructor.
virtual	~TrueCondExpression ()
void	print (OutputStream &dos) const
bool	evalCond (OutputStream &eos, Environment *env, unsigned modus)

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Detailed Description

Represents XQuery standard function fn:true.

Represents XQuery standard function fn:true, e.g. fn:true(), which takes no arguments and returns the boolean value true.

Author:

Michael Schmidt

Gunnar Jehl

Version:

2.1

License:

Software License Agreement (BSD License)

Definition at line 49 of file truecondexpression.h.

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Constructor & Destructor Documentation

TrueCondExpression::TrueCondExpression

(

)

Constructor.

Constructor - creating object.

Definition at line 37 of file truecondexpression.cpp.

TrueCondExpression::~TrueCondExpression

(

)

[virtual]

Destructor.

Definition at line 41 of file truecondexpression.cpp.

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Member Function Documentation

bool TrueCondExpression::evalCond	(	OutputStream &	eos,
		Environment *	env,
		unsigned	modus
	)			[virtual]

Evaluates the corresponding CondExpression.

Evaluates the corresponding CondExpression.

Parameters:

[in]	eos	Pointer to a OutputStream object.
[in]	env	Pointer to a Environment object.
[in]	modus	Evaluation modus.

Return values:

bool

true if the corresponding CondExpression is true, false otherwise.

Exceptions:

RuntimeException

If illegal evaluation mode (argument: unsigned modus).

Implements CondExpression.

Definition at line 48 of file truecondexpression.cpp.

void TrueCondExpression::print

(

OutputStream &

dos

)

const [virtual]

Prints the expression.

Prints the expression.

Parameters:

[in]

dos

Pointer to a OutputStream object.

Return values:

void

Implements Expression.

Definition at line 44 of file truecondexpression.cpp.