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java.lang.Objectpascalinterpreter.Operator
pascalinterpreter.UnaryOperator
pascalinterpreter.operators.AssignRegistry
Represents a singleton.
Field Summary | |
private static AssignRegistry |
instance
Holds singleton instance |
Fields inherited from class pascalinterpreter.Operator |
OP_REG_VAR_NAME |
Constructor Summary | |
private |
AssignRegistry()
prevents instantiation |
Method Summary | |
void |
execute(Variable operand)
Metoda wykonuje operację na operandzie. |
static AssignRegistry |
getInstance()
Returns the singleton instance. |
boolean |
isPossible(DataType type)
Metoda sprawdza, czy operacja jest możliwa na takim typie danych. |
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 |
private static AssignRegistry instance
Constructor Detail |
private AssignRegistry()
Method Detail |
public static AssignRegistry getInstance()
public void execute(Variable operand) throws InternalException
UnaryOperator
execute
in class UnaryOperator
operand
- - zmienna, na której ma zostać wykonana operacja.
InternalException
- - Może wystąpić tylko podczas niepoprawnej pracy interpretera.public boolean isPossible(DataType type)
UnaryOperator
isPossible
in class UnaryOperator
type
- - sprawdzany typ danych.
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