egor.rutkowski
/
MNP_Projekt_2
1
0
Fork 0
Code Issues Pull Requests 1 Packages Projects Releases Wiki Activity

src/main/java/com/example/Actor.java gelöscht

This commit is contained in:
egor.rutkowski 2024-07-02 21:24:06 +02:00
parent 2fca2c201c
commit fb249b94a9
1 changed files with 0 additions and 127 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

127
src/main/java/com/example/Actor.java
View File

@ -1,127 +0,0 @@
package com.example;
import akka.actor.typed.ActorRef;
import akka.actor.typed.Behavior;
import akka.actor.typed.javadsl.AbstractBehavior;
import akka.actor.typed.javadsl.ActorContext;
import akka.actor.typed.javadsl.Behaviors;
import akka.actor.typed.javadsl.Receive;
import akka.actor.typed.javadsl.*;
import java.time.Duration;
import java.util.Objects;
import java.util.logging.Logger;
public class Actor extends AbstractBehavior<Actor.Message> {
//Timer für die Berechnung
final TimerScheduler<Message> timer;
//Zurückgegebener String & Integer von der linken Seite
String leftString;
int leftInt;
//Zurückgegebener String & Integer von der rechten Seite
String rightString;
int rightInt;
//Zeichen für die Operation (Add, Sub, Mul) welche benutzt wird
String operationString;
String name;
Expression expression;
public interface Message{}
public record Compute() implements Message{}
public record PrintAndEvaluate(Expression expression) implements Message{}
//Antwort von dem linken Kind
public record LeftResponse(String string, int wert) implements Message{}
//Antwort von dem rechten Kind
public record RightResponse(String string, int wert) implements Message{}
private Actor(ActorContext<Message> context, String name, TimerScheduler<Message> timer){
super(context);
this.name = name;
this.timer = timer;
}
public static Behavior<Actor.Message> create(String name){
return Behaviors.setup(context -> Behaviors.withTimers(timers -> new Actor(context, name, timers)));
}
@Override
public Receive<Actor.Message> createReceive(){
return newReceiveBuilder()
.onMessage(PrintAndEvaluate.class, this::onPrintAndEvaluate)
.onMessage(LeftResponse.class, this::onLeftResponse)
.onMessage(RightResponse.class, this::onRightResponse)
.onMessage(Compute.class, this::onComputeMessage)
.build();
}
private Behavior<Message> onPrintAndEvaluate(PrintAndEvaluate message){
this.expression = message.expression;
//Wenn initial nur Val übergeben wird → einfach ausgeben ansonsten UnterActors erstellen
if (Objects.requireNonNull(expression) instanceof Expression.Add add) {
this.operationString = "+";
ActorRef<SubActor.Message> LeftSubActor = getContext().spawnAnonymous(SubActor.create());
LeftSubActor.tell(new SubActor.PrintAndEvaluate(getContext().getSelf(),add.left(), true));
ActorRef<SubActor.Message> RightSubActor = getContext().spawnAnonymous(SubActor.create());
RightSubActor.tell(new SubActor.PrintAndEvaluate(getContext().getSelf(),add.right(), false));
}
else if (expression instanceof Expression.Sub sub) {
this.operationString = "-";
ActorRef<SubActor.Message> LeftSubActor = getContext().spawnAnonymous(SubActor.create());
LeftSubActor.tell(new SubActor.PrintAndEvaluate(getContext().getSelf(),sub.left(), true));
ActorRef<SubActor.Message> RightSubActor = getContext().spawnAnonymous(SubActor.create());
RightSubActor.tell(new SubActor.PrintAndEvaluate(getContext().getSelf(),sub.right(), false));
}
else if (expression instanceof Expression.Mul mul) {
this.operationString = "*";
ActorRef<SubActor.Message> LeftSubActor = getContext().spawnAnonymous(SubActor.create());
LeftSubActor.tell(new SubActor.PrintAndEvaluate(getContext().getSelf(),mul.left(), true));
ActorRef<SubActor.Message> RightSubActor = getContext().spawnAnonymous(SubActor.create());
RightSubActor.tell(new SubActor.PrintAndEvaluate(getContext().getSelf(),mul.right(), false));
} else if (expression instanceof Expression.Val val) {
logger.info(val.inner() + "");
}
return this;
}
Logger logger = Logger.getLogger(Actor.class.getName());
//Antwort von dem rechten Kind. Wenn beide Seiten geantwortet haben, wird eine Sekunde gewartet und dann das Ergebnis
//berechnet in Compute()
private Behavior<Message> onLeftResponse(LeftResponse response){
this.leftString = response.string;
this.leftInt = response.wert;
if(this.rightString != null){
this.timer.startSingleTimer(new Compute(),Duration.ofSeconds(1));
}
return this;
}
//Antwort von dem rechten Kind. Wenn beide Seiten geantwortet haben, wird eine Sekunde gewartet und dann das Ergebnis
//berechnet in Compute()
private Behavior<Message> onRightResponse(RightResponse response){
this.rightString = response.string;
this.rightInt = response.wert;
if(this.leftString != null){
this.timer.startSingleTimer(new Compute(),Duration.ofSeconds(1));
}
return this;
}
private Behavior<Message> onComputeMessage(Compute response){
if(operationString.equals("+")){
logger.info("(" + leftString + operationString + rightString + ") Wert: " + (leftInt + rightInt));
} else if (operationString.equals("-")) {
logger.info("(" + leftString + operationString + rightString + ") Wert: " + (leftInt - rightInt));
}else{
logger.info("(" + leftString + operationString + rightString + ") Wert: " + (leftInt * rightInt));
}
return this;
}
}