Class PreCalculatedOperation

java.lang.Object

org.kigalisim.lang.operation.PreCalculatedOperation

All Implemented Interfaces:

Operation

public class PreCalculatedOperation
extends Object
implements Operation

Description of a calculation that has already been resolved to an EngineNumber.

Constructor Summary

Constructors

Constructor	Description
PreCalculatedOperation(EngineNumber result)	Create a new PreCalculatedOperation.

Method Summary

Modifier and Type	Method	Description
void	execute(PushDownMachine engine)	Execute the calculation and leave the result at the top of the stack.
OperationStaticSemantics	getStaticSemantics()	Get a record describing this operation's semantics.

Methods inherited from class Object

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

Constructor Details

PreCalculatedOperation

public PreCalculatedOperation(EngineNumber result)

Create a new PreCalculatedOperation.

Parameters:

result - The precomputed result of the calculation.

Method Details

execute

public void execute(PushDownMachine engine)

Execute the calculation and leave the result at the top of the stack.

Specified by:

execute in interface Operation

Parameters:

engine - The machine in which to execute the calculation if needed.

getStaticSemantics

public OperationStaticSemantics getStaticSemantics()

Get a record describing this operation's semantics.

Get a record describing this operation's semantics that are inferrable from its static expression in code. In other words, properties and effects which do not require inspection at time of executing the operation.

Specified by:

getStaticSemantics in interface Operation

Returns:

Inference of common static properties found for this operation.