te::da::Cast Class Reference

Cast a expression function. More...

#include <Cast.h>

Inheritance diagram for te::da::Cast:

Public Types
typedef void	ReturnType
typedef QueryVisitor	VisitorType

Public Member Functions
virtual ReturnType	accept (VisitorType &guest) const=0
	It call the visit method from the guest object. More...
void	add (Expression *arg)
	It adds the argument to the function list of arguments. More...
TE_DEFINE_VISITABLE	Cast (Expression *value, Expression *type)
	Constructor. More...
	Cast (const Expression &value, const Expression &type)
	Constructor. More...
	Cast (const Cast &rhs)
	Copy constructor. More...
Expression *	clone () const
	It creates a new copy of this expression. More...
Expression *	getArg (std::size_t i) const
	It returns the i-th function argument. More...
Expression *	getFirst () const
	It returns the first function argument. More...
const std::string &	getName () const
	It returns the function name. More...
std::size_t	getNumArgs () const
	It returns the number of arguments informed to the function. More...
Expression *	getSecond () const
	It returns the second function argument. More...
Cast &	operator= (const Cast &rhs)
Expression *	operator[] (std::size_t i) const
	It returns the i-th function argument. More...
void	setFirst (Expression *arg)
	It sets the first function argument. More...
void	setSecond (Expression *arg)
	It sets the second function argument. More...
	~Cast ()
	Destructor. More...

Protected Attributes
std::vector< Expression * >	m_args
	The list of arguments. More...
std::string	m_name
	The function name. May be an operator symbol or just a regular name like ST_Intersects. More...

Detailed Description

Cast a expression function.

This function is just a syntatic-suggar.

See also

Function

Definition at line 46 of file Cast.h.

Member Typedef Documentation

ReturnType

typedef void te::common::BaseVisitable< QueryVisitor , void >::ReturnType

inherited

Definition at line 58 of file BaseVisitable.h.

VisitorType

typedef QueryVisitor te::common::BaseVisitable< QueryVisitor , void >::VisitorType

inherited

Definition at line 57 of file BaseVisitable.h.

Constructor & Destructor Documentation

Cast() [1/3]

TE_DEFINE_VISITABLE te::da::Cast::Cast ( Expression *  value, Expression *  type  )

inline

Constructor.

Parameters

value	Value expression.
type	Output cast type expression.

Definition at line 58 of file Cast.h.

Cast() [2/3]

te::da::Cast::Cast ( const Expression &  value, const Expression &  type  )

inline

Constructor.

Parameters

value	Value expression.
type	Output cast type expression.

Definition at line 66 of file Cast.h.

Cast() [3/3]

te::da::Cast::Cast

(

const Cast &

rhs

)

Copy constructor.

~Cast()

te::da::Cast::~Cast ( )

inline

Destructor.

Definition at line 72 of file Cast.h.

Member Function Documentation

accept()

virtual ReturnType te::common::BaseVisitable< QueryVisitor , void >::accept ( VisitorType &  guest ) const

pure virtualinherited

It call the visit method from the guest object.

Parameters

guest

The guest or visitor.

Returns

Any valid value define by the template type R.

add()

void te::da::Function::add ( Expression *  arg )

inherited

It adds the argument to the function list of arguments.

Parameters

arg	The argument to be added.

Note

The Function will take the ownership of the given argument.

clone()

Expression* te::da::Cast::clone ( ) const

virtual

It creates a new copy of this expression.

Reimplemented from te::da::BinaryFunction.

getArg()

Expression* te::da::Function::getArg ( std::size_t  i ) const

inherited

It returns the i-th function argument.

Parameters

i	The argument position.

Returns

The it-th function argument.

getFirst()

Expression* te::da::BinaryFunction::getFirst ( ) const

inherited

It returns the first function argument.

Returns

The first function argument.

getName()

const std::string& te::da::Function::getName ( ) const

inlineinherited

It returns the function name.

Returns

The function name.

Definition at line 79 of file Function.h.

getNumArgs()

std::size_t te::da::Function::getNumArgs ( ) const

inherited

It returns the number of arguments informed to the function.

Returns

The number of parameters.

getSecond()

Expression* te::da::BinaryFunction::getSecond ( ) const

inherited

It returns the second function argument.

Returns

The second function argument.

operator=()

Cast& te::da::Cast::operator=

(

const Cast &

rhs

)

Assignment operator.

operator[]()

Expression* te::da::Function::operator[] ( std::size_t  i ) const

inherited

It returns the i-th function argument.

Parameters

i	The argument position.

Returns

The it-th function argument.

setFirst()

void te::da::BinaryFunction::setFirst ( Expression *  arg )

inherited

It sets the first function argument.

Parameters

arg	The first function argument.

Note

The BinaryFunction will take the ownership of the given argument.

setSecond()

void te::da::BinaryFunction::setSecond ( Expression *  arg )

inherited

It sets the second function argument.

Parameters

arg	The second function argument.

Note

The BinaryFunction will take the ownership of the given argument.

Member Data Documentation

m_args

std::vector<Expression*> te::da::Function::m_args

protectedinherited

The list of arguments.

Definition at line 118 of file Function.h.

m_name

std::string te::da::Function::m_name

protectedinherited

The function name. May be an operator symbol or just a regular name like ST_Intersects.

Definition at line 117 of file Function.h.

---

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

• /home/castejon/castejon_files/develop/terralib5/git_master/src/terralib/dataaccess/query/Cast.h