Package sudoku

Class SudokuSupervisor

java.lang.Object

akka.actor.typed.Behavior<T>

akka.actor.typed.ExtensibleBehavior<T>

akka.actor.typed.javadsl.AbstractBehavior<SudokuSupervisor.Protocol>

sudoku.SudokuSupervisor

public class SudokuSupervisor
extends akka.actor.typed.javadsl.AbstractBehavior<SudokuSupervisor.Protocol>

Simple agent-guardian of the whole multi-agent-system solving Sudoku. Existence required by Akka. Parent of Teacher agent.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SudokuSupervisor.IterationFinishedMsg	Message received from the Teacher on every iteration's finish, containing new solution of the Sudoku riddle.
static interface	SudokuSupervisor.Protocol	Abstract interface for all commands (messages) passed to the Agent.
static class	SudokuSupervisor.SimulateTeacherCrashMsg	Message for making the Teacher crash.
static class	SudokuSupervisor.TeacherWillRestartMsg	Message when Teacher is going to be restarted.
static class	SudokuSupervisor.TerminateMsg	Message for controlled termination of the agent.

Nested classes/interfaces inherited from class akka.actor.typed.Behavior

akka.actor.typed.Behavior.BehaviorDecorators<Inner extends Object>, akka.actor.typed.Behavior.BehaviorDecorators$

Field Summary

Fields

Modifier and Type	Field	Description
private akka.actor.typed.ActorRef<String>	_simulationParent	Parent - agent for debugging when simulating Teacher's crash.
private Sudoku	_sudoku	Sudoku riddle to be solved by the app.
private akka.actor.typed.ActorRef<Teacher.Protocol>	_teacher	Child Teacher agent.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	SudokuSupervisor(akka.actor.typed.javadsl.ActorContext<SudokuSupervisor.Protocol> context)

Method Summary

Modifier and Type	Method	Description
static akka.actor.typed.Behavior<SudokuSupervisor.Protocol>	create()	Public method that calls private constructor.
akka.actor.typed.javadsl.Receive<SudokuSupervisor.Protocol>	createReceive()	Main method controlling incoming messages.
private akka.actor.typed.Behavior<SudokuSupervisor.Protocol>	onIterationFinished(SudokuSupervisor.IterationFinishedMsg msg)	As every iteration finishes, SudokuSupervisor saves new (iterated) solution on the hard drive.
private SudokuSupervisor	onPostStop()	Handler of PostStop signal.
private akka.actor.typed.Behavior<SudokuSupervisor.Protocol>	onSimulateTeacherCrash(SudokuSupervisor.SimulateTeacherCrashMsg msg)	Behaviour towards SimulateTeacherCrashMsg message.
private akka.actor.typed.Behavior<SudokuSupervisor.Protocol>	onTeacherWillRestart(SudokuSupervisor.TeacherWillRestartMsg msg)	Behaviour towards TeacherWillRestartMsg message.
private akka.actor.typed.Behavior<SudokuSupervisor.Protocol>	onTermination(SudokuSupervisor.TerminateMsg terminateMsg)	Behaviour towards TerminateMsg message.
private void	readSudoku()	Action of reading _sudoku from file.

Methods inherited from class akka.actor.typed.javadsl.AbstractBehavior

getContext, newReceiveBuilder, receive, receiveSignal

Methods inherited from class akka.actor.typed.Behavior

_tag, BehaviorDecorators, canonicalize, existsInStack, interpretMessage, interpretSignal, isAlive, isDeferred, isUnhandled, narrow, start, unsafeCast, validateAsInitial

Methods inherited from class java.lang.Object

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

Field Detail

_sudoku

private Sudoku _sudoku

Sudoku riddle to be solved by the app.

_teacher

private akka.actor.typed.ActorRef<Teacher.Protocol> _teacher

Child Teacher agent.

_simulationParent

private akka.actor.typed.ActorRef<String> _simulationParent

Parent - agent for debugging when simulating Teacher's crash.

Constructor Detail

SudokuSupervisor

private SudokuSupervisor(akka.actor.typed.javadsl.ActorContext<SudokuSupervisor.Protocol> context)

Method Detail

create

public static akka.actor.typed.Behavior<SudokuSupervisor.Protocol> create()

Public method that calls private constructor. Existence required by Akka.

Returns:

wrapped Behavior

createReceive

public akka.actor.typed.javadsl.Receive<SudokuSupervisor.Protocol> createReceive()

Main method controlling incoming messages. Existence required by Akka.

Specified by:

createReceive in class akka.actor.typed.javadsl.AbstractBehavior<SudokuSupervisor.Protocol>

Returns:

wrapped Behavior

onPostStop

private SudokuSupervisor onPostStop()

Handler of PostStop signal. Expected after stopping SudokuSupervisor agent.

Returns:

wrapped Behavior

onTermination

private akka.actor.typed.Behavior<SudokuSupervisor.Protocol> onTermination(SudokuSupervisor.TerminateMsg terminateMsg)

Behaviour towards TerminateMsg message. Action performed on termination.

Parameters:

terminateMsg - termination message

Returns:

wrapped Behavior

onSimulateTeacherCrash

private akka.actor.typed.Behavior<SudokuSupervisor.Protocol> onSimulateTeacherCrash(SudokuSupervisor.SimulateTeacherCrashMsg msg)

Behaviour towards SimulateTeacherCrashMsg message. Agent tells the Teacher to simulate crash.

Parameters:

msg - message simulating crash

Returns:

wrapped Behavior

onTeacherWillRestart

private akka.actor.typed.Behavior<SudokuSupervisor.Protocol> onTeacherWillRestart(SudokuSupervisor.TeacherWillRestartMsg msg)

Behaviour towards TeacherWillRestartMsg message. The Teacher responds just before restart.

Parameters:

msg - respond just before restart

Returns:

wrapped Behavior

onIterationFinished

private akka.actor.typed.Behavior<SudokuSupervisor.Protocol> onIterationFinished(SudokuSupervisor.IterationFinishedMsg msg)

As every iteration finishes, SudokuSupervisor saves new (iterated) solution on the hard drive.

Parameters:

msg - message containing new solution represented by Sudoku object

Returns:

wrapped Behavior

readSudoku

private void readSudoku()

Action of reading _sudoku from file.