org.rvpf.processor.engine.rpn.operation

Interface Operation

All Known Implementing Classes:

OperandOperation, Operation.Abstract, SimpleOperation

public interface Operation

Operation.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	Operation.Abstract Abstract operation.
static class	Operation.OverloadException Overload Exception.

Method Summary

Modifier and Type	Method and Description
void	execute(Task task) Executes this for the specified Task.
Operation	filter(Task task, OperationReference reference) Apply the overloading filters to locate the appropriate operation.
String	getName() Gets the name of this operation.
OperationReference	newReference(Compiler compiler) Returns a new reference to this operation.
void	register(Map<String,Operation> registrations) Registers itself on a registrations map.

Method Detail

execute

void execute(@Nonnull
             Task task)
      throws Task.ExecuteException

Executes this for the specified Task.

Parameters:

task - The Task.

Throws:

Task.ExecuteException - when appropriate.

filter

@Nonnull
 @CheckReturnValue
Operation filter(@Nonnull
                                               Task task,
                                               @Nonnull
                                               OperationReference reference)
                                        throws Task.ExecuteException

Apply the overloading filters to locate the appropriate operation.

Parameters:

task - The task owning the stack.

reference - The operation reference.

Returns:

The selected operation.

Throws:

Task.ExecuteException - On failure.

getName

@Nonnull
 @CheckReturnValue
String getName()

Gets the name of this operation.

Returns:

The name of this operation.

newReference

@Nonnull
 @CheckReturnValue
OperationReference newReference(@Nonnull
                                                              Compiler compiler)
                                                       throws Compiler.CompileException

Returns a new reference to this operation.

Parameters:

compiler - The compiler generating the program.

Returns:

The operation reference.

Throws:

Compiler.CompileException - On failure to build reference.

register

void register(@Nonnull
              Map<String,Operation> registrations)
       throws Operation.OverloadException

Registers itself on a registrations map.

Parameters:

registrations - The registrations map.

Throws:

Operation.OverloadException - When not a subclass of the overloaded.