org.rvpf.processor.engine.rpn.operation

Class Operation.Abstract

Object

Operation.Abstract

All Implemented Interfaces:

Operation

Direct Known Subclasses:

SimpleOperation

Enclosing interface:

Operation

public abstract static class Operation.Abstract
extends Object
implements Operation

Abstract operation.

Nested Class Summary

Nested classes/interfaces inherited from interface Operation

Operation.Abstract, Operation.OverloadException

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Abstract(String name) Creates an instance.
protected	Abstract(String name, Optional<Filter> filter) Creates an instance.

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.
String	toString() Returns a String representation of itself.

Methods inherited from class Object

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

Constructor Detail

Abstract

protected Abstract(@Nonnull
                   String name)

Creates an instance.

Parameters:

name - The name of this operation.

Abstract

protected Abstract(@Nonnull
                   String name,
                   @Nonnull
                   Optional<Filter> filter)

Creates an instance.

Parameters:

name - The name of this operation.

filter - Optional filter to apply for overload resolution.

Method Detail

execute

public void execute(Task task)
             throws Task.ExecuteException

Executes this for the specified Task.

Specified by:

execute in interface Operation

Parameters:

task - The Task.

Throws:

Task.ExecuteException - when appropriate.

filter

public final Operation filter(Task task,
                              OperationReference reference)
                       throws Task.ExecuteException

Apply the overloading filters to locate the appropriate operation.

Specified by:

filter in interface Operation

Parameters:

task - The task owning the stack.

reference - The operation reference.

Returns:

The selected operation.

Throws:

Task.ExecuteException - On failure.

getName

public final String getName()

Gets the name of this operation.

Specified by:

getName in interface Operation

Returns:

The name of this operation.

newReference

public OperationReference newReference(Compiler compiler)

Returns a new reference to this operation.

Specified by:

newReference in interface Operation

Parameters:

compiler - The compiler generating the program.

Returns:

The operation reference.

register

public final void register(Map<String,Operation> registrations)
                    throws Operation.OverloadException

Registers itself on a registrations map.

Specified by:

register in interface Operation

Parameters:

registrations - The registrations map.

Throws:

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

toString

public final String toString()

Returns a String representation of itself.

Overrides:

toString in class Object

Returns:

This Operation's name.