Storm
A Modern Probabilistic Model Checker
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storm::expressions::UnaryNumericalFunctionExpression Class Reference

#include <UnaryNumericalFunctionExpression.h>

Inheritance diagram for storm::expressions::UnaryNumericalFunctionExpression:
Collaboration diagram for storm::expressions::UnaryNumericalFunctionExpression:

Public Types

enum class  OperatorType {
  Minus , Floor , Ceil , Cos ,
  Sin
}
 An enum type specifying the different functions applicable. More...
 

Public Member Functions

 UnaryNumericalFunctionExpression (ExpressionManager const &manager, Type const &type, std::shared_ptr< BaseExpression const > const &operand, OperatorType operatorType)
 Creates a unary numerical function expression with the given return type, operand and operator.
 
 UnaryNumericalFunctionExpression (UnaryNumericalFunctionExpression const &other)=default
 
UnaryNumericalFunctionExpressionoperator= (UnaryNumericalFunctionExpression const &other)=delete
 
 UnaryNumericalFunctionExpression (UnaryNumericalFunctionExpression &&)=default
 
UnaryNumericalFunctionExpressionoperator= (UnaryNumericalFunctionExpression &&)=delete
 
virtual ~UnaryNumericalFunctionExpression ()=default
 
virtual storm::expressions::OperatorType getOperator () const override
 Retrieves the operator of a function application.
 
virtual int_fast64_t evaluateAsInt (Valuation const *valuation=nullptr) const override
 Evaluates the expression under the valuation of unknowns (variables and constants) given by the valuation and returns the resulting integer value.
 
virtual double evaluateAsDouble (Valuation const *valuation=nullptr) const override
 Evaluates the expression under the valuation of unknowns (variables and constants) given by the valuation and returns the resulting double value.
 
virtual std::shared_ptr< BaseExpression const > simplify () const override
 Simplifies the expression according to some simple rules.
 
virtual boost::any accept (ExpressionVisitor &visitor, boost::any const &data) const override
 Accepts the given visitor by calling its visit method.
 
virtual bool isUnaryNumericalFunctionExpression () const override
 
OperatorType getOperatorType () const
 Retrieves the operator associated with this expression.
 
- Public Member Functions inherited from storm::expressions::UnaryExpression
 UnaryExpression (ExpressionManager const &manager, Type const &type, std::shared_ptr< BaseExpression const > const &operand)
 Creates a unary expression with the given return type and operand.
 
 UnaryExpression (UnaryExpression const &other)=default
 
UnaryExpressionoperator= (UnaryExpression const &other)=delete
 
 UnaryExpression (UnaryExpression &&)=default
 
UnaryExpressionoperator= (UnaryExpression &&)=delete
 
virtual ~UnaryExpression ()=default
 
virtual bool isFunctionApplication () const override
 Checks if the expression is a function application (of any sort).
 
virtual bool containsVariables () const override
 Retrieves whether the expression contains a variable.
 
virtual uint_fast64_t getArity () const override
 Returns the arity of the expression.
 
virtual std::shared_ptr< BaseExpression const > getOperand (uint_fast64_t operandIndex) const override
 Retrieves the given operand from the expression.
 
virtual void gatherVariables (std::set< storm::expressions::Variable > &variables) const override
 Retrieves the set of all variables that appear in the expression.
 
std::shared_ptr< BaseExpression const > const & getOperand () const
 Retrieves the operand of the unary expression.
 
- Public Member Functions inherited from storm::expressions::BaseExpression
 BaseExpression (ExpressionManager const &manager, Type const &type)
 Constructs a base expression with the given return type.
 
 BaseExpression (BaseExpression const &)=default
 
BaseExpressionoperator= (BaseExpression const &)=delete
 
 BaseExpression (BaseExpression &&)=default
 
BaseExpressionoperator= (BaseExpression &&)=delete
 
virtual ~BaseExpression ()=default
 
Expression toExpression () const
 Converts the base expression to a proper expression.
 
virtual bool evaluateAsBool (Valuation const *valuation=nullptr) const
 Evaluates the expression under the valuation of unknowns (variables and constants) given by the valuation and returns the resulting boolean value.
 
virtual storm::RationalNumber evaluateAsRational () const
 Evaluates the expression and returns the resulting rational number.
 
virtual std::string const & getIdentifier () const
 Retrieves the identifier associated with this expression.
 
virtual bool isLiteral () const
 Retrieves whether the expression is a literal.
 
virtual bool isVariable () const
 Retrieves whether the expression is a variable.
 
virtual bool isTrue () const
 Checks if the expression is equal to the boolean literal true.
 
virtual bool isFalse () const
 Checks if the expression is equal to the boolean literal false.
 
std::shared_ptr< BaseExpression const > reduceNesting () const
 Tries to flatten the syntax tree of the expression, e.g., 1 + (2 + (3 + 4)) becomes (1 + 2) + (3 + 4)
 
bool hasNumericalType () const
 Retrieves whether the expression has a numerical type, i.e., integer or double.
 
bool hasIntegerType () const
 Retrieves whether the expression has an integer type.
 
bool hasBitVectorType () const
 Retrieves whether the expression has a bitvector type.
 
bool hasBooleanType () const
 Retrieves whether the expression has a boolean type.
 
bool hasRationalType () const
 Retrieves whether the expression has a rational return type.
 
std::shared_ptr< BaseExpression const > getSharedPointer () const
 Retrieves a shared pointer to this expression.
 
ExpressionManager const & getManager () const
 Retrieves the manager responsible for this expression.
 
Type const & getType () const
 Retrieves the type of the expression.
 
virtual bool isIfThenElseExpression () const
 
IfThenElseExpression const & asIfThenElseExpression () const
 
virtual bool isBinaryBooleanFunctionExpression () const
 
BinaryBooleanFunctionExpression const & asBinaryBooleanFunctionExpression () const
 
virtual bool isBinaryNumericalFunctionExpression () const
 
BinaryNumericalFunctionExpression const & asBinaryNumericalFunctionExpression () const
 
virtual bool isBinaryRelationExpression () const
 
BinaryRelationExpression const & asBinaryRelationExpression () const
 
virtual bool isBooleanLiteralExpression () const
 
BooleanLiteralExpression const & asBooleanLiteralExpression () const
 
virtual bool isIntegerLiteralExpression () const
 
IntegerLiteralExpression const & asIntegerLiteralExpression () const
 
virtual bool isRationalLiteralExpression () const
 
RationalLiteralExpression const & asRationalLiteralExpression () const
 
virtual bool isUnaryBooleanFunctionExpression () const
 
UnaryBooleanFunctionExpression const & asUnaryBooleanFunctionExpression () const
 
UnaryNumericalFunctionExpression const & asUnaryNumericalFunctionExpression () const
 
virtual bool isVariableExpression () const
 
VariableExpression const & asVariableExpression () const
 
virtual bool isPredicateExpression () const
 
PredicateExpression const & asPredicateExpression () const
 

Protected Member Functions

virtual void printToStream (std::ostream &stream) const override
 Prints the expression to the given stream.
 

Detailed Description

Definition at line 9 of file UnaryNumericalFunctionExpression.h.

Member Enumeration Documentation

◆ OperatorType

An enum type specifying the different functions applicable.

Enumerator
Minus 
Floor 
Ceil 
Cos 
Sin 

Definition at line 14 of file UnaryNumericalFunctionExpression.h.

Constructor & Destructor Documentation

◆ UnaryNumericalFunctionExpression() [1/3]

storm::expressions::UnaryNumericalFunctionExpression::UnaryNumericalFunctionExpression ( ExpressionManager const &  manager,
Type const &  type,
std::shared_ptr< BaseExpression const > const &  operand,
OperatorType  operatorType 
)

Creates a unary numerical function expression with the given return type, operand and operator.

Parameters
managerThe manager responsible for this expression.
typeThe return type of the expression.
operandThe operand of the expression.
operatorTypeThe operator of the expression.

Definition at line 17 of file UnaryNumericalFunctionExpression.cpp.

◆ UnaryNumericalFunctionExpression() [2/3]

storm::expressions::UnaryNumericalFunctionExpression::UnaryNumericalFunctionExpression ( UnaryNumericalFunctionExpression const &  other)
default

◆ UnaryNumericalFunctionExpression() [3/3]

storm::expressions::UnaryNumericalFunctionExpression::UnaryNumericalFunctionExpression ( UnaryNumericalFunctionExpression &&  )
default

◆ ~UnaryNumericalFunctionExpression()

virtual storm::expressions::UnaryNumericalFunctionExpression::~UnaryNumericalFunctionExpression ( )
virtualdefault

Member Function Documentation

◆ accept()

boost::any storm::expressions::UnaryNumericalFunctionExpression::accept ( ExpressionVisitor visitor,
boost::any const &  data 
) const
overridevirtual

Accepts the given visitor by calling its visit method.

Parameters
visitorThe visitor that is to be accepted.

Implements storm::expressions::BaseExpression.

Definition at line 165 of file UnaryNumericalFunctionExpression.cpp.

◆ evaluateAsDouble()

double storm::expressions::UnaryNumericalFunctionExpression::evaluateAsDouble ( Valuation const *  valuation = nullptr) const
overridevirtual

Evaluates the expression under the valuation of unknowns (variables and constants) given by the valuation and returns the resulting double value.

If the return type of the expression is not a double an exception is thrown.

Parameters
valuationThe valuation of unknowns under which to evaluate the expression.
Returns
The double value of the expression under the given valuation.

Reimplemented from storm::expressions::BaseExpression.

Definition at line 73 of file UnaryNumericalFunctionExpression.cpp.

◆ evaluateAsInt()

int_fast64_t storm::expressions::UnaryNumericalFunctionExpression::evaluateAsInt ( Valuation const *  valuation = nullptr) const
overridevirtual

Evaluates the expression under the valuation of unknowns (variables and constants) given by the valuation and returns the resulting integer value.

If the return type of the expression is not an integer an exception is thrown.

Parameters
valuationThe valuation of unknowns under which to evaluate the expression.
Returns
The integer value of the expression under the given valuation.

Reimplemented from storm::expressions::BaseExpression.

Definition at line 49 of file UnaryNumericalFunctionExpression.cpp.

◆ getOperator()

storm::expressions::OperatorType storm::expressions::UnaryNumericalFunctionExpression::getOperator ( ) const
overridevirtual

Retrieves the operator of a function application.

This is only legal to call if the expression is function application.

Returns
The operator associated with the function application.

Reimplemented from storm::expressions::BaseExpression.

Definition at line 27 of file UnaryNumericalFunctionExpression.cpp.

◆ getOperatorType()

UnaryNumericalFunctionExpression::OperatorType storm::expressions::UnaryNumericalFunctionExpression::getOperatorType ( ) const

Retrieves the operator associated with this expression.

Returns
The operator associated with this expression.

Definition at line 23 of file UnaryNumericalFunctionExpression.cpp.

◆ isUnaryNumericalFunctionExpression()

bool storm::expressions::UnaryNumericalFunctionExpression::isUnaryNumericalFunctionExpression ( ) const
overridevirtual

Reimplemented from storm::expressions::BaseExpression.

Definition at line 169 of file UnaryNumericalFunctionExpression.cpp.

◆ operator=() [1/2]

UnaryNumericalFunctionExpression & storm::expressions::UnaryNumericalFunctionExpression::operator= ( UnaryNumericalFunctionExpression &&  )
delete

◆ operator=() [2/2]

UnaryNumericalFunctionExpression & storm::expressions::UnaryNumericalFunctionExpression::operator= ( UnaryNumericalFunctionExpression const &  other)
delete

◆ printToStream()

void storm::expressions::UnaryNumericalFunctionExpression::printToStream ( std::ostream &  stream) const
overrideprotectedvirtual

Prints the expression to the given stream.

Parameters
streamThe stream to which to write the expression.

Implements storm::expressions::BaseExpression.

Definition at line 173 of file UnaryNumericalFunctionExpression.cpp.

◆ simplify()

std::shared_ptr< BaseExpression const > storm::expressions::UnaryNumericalFunctionExpression::simplify ( ) const
overridevirtual

Simplifies the expression according to some simple rules.

Returns
A pointer to the simplified expression.

Implements storm::expressions::BaseExpression.

Definition at line 97 of file UnaryNumericalFunctionExpression.cpp.


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