pascalinterpreter.operators
Class Dispose

java.lang.Object
  pascalinterpreter.Operator
      pascalinterpreter.UnaryOperator
          pascalinterpreter.operators.Memory
              pascalinterpreter.operators.Dispose

public class Dispose

extends Memory

Represents a singleton.

Field Summary

private static Dispose

instance Holds singleton instance

Fields inherited from class pascalinterpreter.Operator

OP_REG_VAR_NAME

Constructor Summary

private

Dispose() prevents instantiation

Method Summary

void	execute(Variable operand) Metoda wykonuje operację na operandzie.
static Dispose	getInstance() Returns the singleton instance.

Methods inherited from class pascalinterpreter.operators.Memory

isEmpty, isPossible

Methods inherited from class pascalinterpreter.UnaryOperator

execInitialize

Methods inherited from class pascalinterpreter.Operator

getRegistry, setRegistry, setRegistry, setRegistry, setRegistry

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

instance

private static Dispose instance

Holds singleton instance

Constructor Detail

Dispose

private Dispose()

prevents instantiation

Method Detail

getInstance

public static Dispose getInstance()

Returns the singleton instance.

Returns:

the singleton instance

execute

public void execute(Variable operand)
             throws InternalException,
                    RuntimeException

Description copied from class: UnaryOperator

Metoda wykonuje operację na operandzie.

Specified by:

execute in class UnaryOperator

Parameters:

operand - - zmienna, na której ma zostać wykonana operacja.

Throws:

RuntimeException - - Może wystąpić jeżeli w programie użytkownika występują niedozwolone operacje.

InternalException - - Może wystąpić tylko podczas niepoprawnej pracy interpretera.