complete TODOs and rewrite AkkaMainSystem

.gradle/buildOutputCleanup/cache.properties

@@ -0,0 +1,2 @@
+#Sat May 11 14:45:27 CEST 2024
+gradle.version=7.1

.idea/.gitignore

@@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml

.idea/compiler.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <bytecodeTargetLevel target="16" />
+  </component>
+</project>

.idea/gradle.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="GradleSettings">
+    <option name="linkedExternalProjectsSettings">
+      <GradleProjectSettings>
+        <option name="distributionType" value="DEFAULT_WRAPPED" />
+        <option name="externalProjectPath" value="$PROJECT_DIR$" />
+        <option name="modules">
+          <set>
+            <option value="$PROJECT_DIR$" />
+          </set>
+        </option>
+      </GradleProjectSettings>
+    </option>
+  </component>
+</project>

.idea/jarRepositories.xml

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="RemoteRepositoriesConfiguration">
+    <remote-repository>
+      <option name="id" value="central" />
+      <option name="name" value="Maven Central repository" />
+      <option name="url" value="https://repo1.maven.org/maven2" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="jboss.community" />
+      <option name="name" value="JBoss Community repository" />
+      <option name="url" value="https://repository.jboss.org/nexus/content/repositories/public/" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="MavenRepo" />
+      <option name="name" value="MavenRepo" />
+      <option name="url" value="https://repo.maven.apache.org/maven2/" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="MavenLocal" />
+      <option name="name" value="MavenLocal" />
+      <option name="url" value="file:/$MAVEN_REPOSITORY$/" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="maven" />
+      <option name="name" value="maven" />
+      <option name="url" value="https://repo.akka.io/maven" />
+    </remote-repository>
+  </component>
+</project>

.idea/misc.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ExternalStorageConfigurationManager" enabled="true" />
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_16" project-jdk-name="16" project-jdk-type="JavaSDK" />
+</project>

.idea/runConfigurations.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="RunConfigurationProducerService">
+    <option name="ignoredProducers">
+      <set>
+        <option value="com.android.tools.idea.compose.preview.runconfiguration.ComposePreviewRunConfigurationProducer" />
+      </set>
+    </option>
+  </component>
+</project>

.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>

build/resources/main/logback.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration>
+    <!-- This is a development logging configuration that logs to standard out, for an example of a production
+        logging config, see the Akka docs: https://doc.akka.io/docs/akka/2.6/typed/logging.html#logback -->
+    <appender name="STDOUT" target="System.out" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder>
+            <pattern>[%date{ISO8601}] [%level] [%logger] [%thread] [%X{akkaSource}] - %msg%n</pattern>
+        </encoder>
+    </appender>
+
+    <appender name="ASYNC" class="ch.qos.logback.classic.AsyncAppender">
+        <queueSize>1024</queueSize>
+        <neverBlock>true</neverBlock>
+        <appender-ref ref="STDOUT" />
+    </appender>
+
+    <root level="INFO">
+        <appender-ref ref="ASYNC"/>
+    </root>
+
+</configuration>

gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,5 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.1-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists

gradlew

@@ -0,0 +1,185 @@
+#!/usr/bin/env sh
+
+#
+# Copyright 2015 the original author or authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn () {
+    echo "$*"
+}
+
+die () {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MSYS* | MINGW* )
+    msys=true
+    ;;
+  NONSTOP* )
+    nonstop=true
+    ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+
+    JAVACMD=`cygpath --unix "$JAVACMD"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=`expr $i + 1`
+    done
+    case $i in
+        0) set -- ;;
+        1) set -- "$args0" ;;
+        2) set -- "$args0" "$args1" ;;
+        3) set -- "$args0" "$args1" "$args2" ;;
+        4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Escape application args
+save () {
+    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+    echo " "
+}
+APP_ARGS=`save "$@"`
+
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+exec "$JAVACMD" "$@"

gradlew.bat

@@ -0,0 +1,89 @@
+@rem
+@rem Copyright 2015 the original author or authors.
+@rem
+@rem Licensed under the Apache License, Version 2.0 (the "License");
+@rem you may not use this file except in compliance with the License.
+@rem You may obtain a copy of the License at
+@rem
+@rem      https://www.apache.org/licenses/LICENSE-2.0
+@rem
+@rem Unless required by applicable law or agreed to in writing, software
+@rem distributed under the License is distributed on an "AS IS" BASIS,
+@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+@rem See the License for the specific language governing permissions and
+@rem limitations under the License.
+@rem
+
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Resolve any "." and ".." in APP_HOME to make it shorter.
+for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega

src/main/java/com/example/AddressBook.java

@@ -10,29 +10,25 @@ import akka.actor.typed.javadsl.Receive;
 import java.util.ArrayList;
 import java.util.Random;
 
-
 public class AddressBook extends AbstractBehavior<AddressBook.Message> {
     ArrayList<ActorRef<Customer.Message>> customers = new ArrayList<>();
+
     public interface Message {}
 
-    //Message, wenn ein Empfänger nach einer Adresse fragt
-    public record CustomerMessage(ActorRef<Customer.Message> fragender, String nameFragender,ActorRef<DeliveryCar.Message> truckReference) implements Message{}
+    // Nachricht, wenn ein Empfänger nach einer Adresse fragt
+    public static final class CustomerMessage implements Message {
+        public final ActorRef<Customer.Message> fragender;
+        public final String nameFragender;
+        public final ActorRef<DeliveryCar.Message> truckReference;
 
-    @Override
-    public Receive<AddressBook.Message> createReceive() {
-        return newReceiveBuilder()
-                .onMessage(CustomerMessage.class, this::onCustomerMessage)
-                .build();
+        public CustomerMessage(ActorRef<Customer.Message> fragender, String nameFragender, ActorRef<DeliveryCar.Message> truckReference) {
+            this.fragender = fragender;
+            this.nameFragender = nameFragender;
+            this.truckReference = truckReference;
+        }
     }
 
-    //create Methode mit custo = der Liste der Empfänger
-    public static Behavior<AddressBook.Message> create(ArrayList<ActorRef<Customer.Message>> custo){
-        return Behaviors.setup(context -> new AddressBook(context, custo));
-    }
-
-    //Konstruktor von dem Adressbuch, in dem auch jedem Customer direkt eine Hello Nachricht geschickt wird, damit diese
-    //das Adressbuch auch kennen (um nach Empfängern fragen zu können).
-    private AddressBook(ActorContext<AddressBook.Message> context, ArrayList<ActorRef<Customer.Message>> custo){
+    private AddressBook(ActorContext<Message> context, ArrayList<ActorRef<Customer.Message>> custo) {
         super(context);
         if (!custo.isEmpty()) {
             this.customers.addAll(custo);
@@ -42,11 +38,22 @@ public class AddressBook extends AbstractBehavior<AddressBook.Message> {
         }
     }
 
+    public static Behavior<Message> create(ArrayList<ActorRef<Customer.Message>> custo) {
+        return Behaviors.setup(context -> new AddressBook(context, custo));
+    }
+
+    @Override
+    public Receive<Message> createReceive() {
+        return newReceiveBuilder()
+                .onMessage(CustomerMessage.class, this::onCustomerMessage)
+                .build();
+    }
+
     // Methode, um einen zufälligen Empfänger auszugeben
-    public Behavior<Message> onCustomerMessage(CustomerMessage msg){
+    private Behavior<Message> onCustomerMessage(CustomerMessage msg) {
         Random random = new Random();
         int index = random.nextInt(customers.size());
-        var addressOf = customers.get(index);
+        ActorRef<Customer.Message> addressOf = customers.get(index);
         getContext().getLog().info("{} asked for an address", msg.nameFragender);
         msg.fragender.tell(new Customer.AddressMessage(addressOf, msg.truckReference));
         return this;

src/main/java/com/example/AkkaMainSystem.java

@@ -5,7 +5,8 @@ import akka.actor.typed.Behavior;
 import akka.actor.typed.javadsl.*;
 
 import java.util.ArrayList;
-import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
 
 public class AkkaMainSystem extends AbstractBehavior<AkkaMainSystem.Create> {
 
@@ -25,16 +26,35 @@ public class AkkaMainSystem extends AbstractBehavior<AkkaMainSystem.Create> {
         return newReceiveBuilder().onMessage(Create.class, this::onCreate).build();
     }
 
+
     private Behavior<Create> onCreate(Create command) {
-        //#create-actors
-        ActorRef<Customer.Message> a = this.getContext().spawn(Customer.create("Alice"), "alice");
-        ActorRef<Customer.Message> b = this.getContext().spawn(Customer.create("Bob"), "bob");
-        ActorRef<Customer.Message> c = this.getContext().spawn(Customer.create("Charlie"), "charlie");
-        ActorRef<Customer.Message> d = this.getContext().spawn(Customer.create("Derik"), "derik");
-        ActorRef<ExampleTimerActor.Message> timerActor = this.getContext().spawn(ExampleTimerActor.create(), "timeractor");
-        //#create-actors
-        ArrayList<ActorRef<Customer.Message>> actors = new ArrayList<>(Arrays.asList(a,b,c,d));
-        ActorRef<AddressBook.Message> addressBook = this.getContext().spawn(AddressBook.create(actors), "addressbook");
+
+        // Erstellen des Adressbuchs
+        ArrayList<ActorRef<Customer.Message>> customers = new ArrayList<>();
+        ActorRef<AddressBook.Message> addressBook = getContext().spawn(AddressBook.create(customers), "addressBook");
+
+        // Erstellen von vier Empfänger*innen
+        for (int i = 0; i < 4; i++) {
+            customers.add(getContext().spawn(Customer.create("Customer" + (i + 1)), "customer" + (i + 1)));
+        }
+
+        // Erstellen des Verteilzentrums
+        ActorRef<DistributionCenter.Message> distributionCenter = getContext().spawn(DistributionCenter.create(), "distributionCenter");
+
+        // Erstellen von vier Wagen mit zufälligen Routen
+        for (int i = 0; i < 4; i++) {
+            List<ActorRef<Customer.Message>> route = new ArrayList<>(customers);
+            Collections.shuffle(route);
+            ActorRef<DeliveryCar.Message> truck = getContext().spawn(DeliveryCar.create(route), "truck" + (i + 1));
+            // Erstellen einer leeren Paketliste
+            List<Paket> paketeList = new ArrayList<>();
+            paketeList.add(new Paket("Inhalt 1"));
+            paketeList.add(new Paket("Inhalt 2"));
+            // Beispiel für den Aufruf der ArriveMessage-Nachricht mit korrekten Parametern
+            distributionCenter.tell(new DistributionCenter.ArriveMessage(paketeList, truck));
+
+        }
+
         return this;
     }
 }

src/main/java/com/example/Customer.java

@@ -14,16 +14,30 @@ import java.util.Random;
 public class Customer extends AbstractBehavior<Customer.Message> {
 
     String name;
-
     ActorRef<AddressBook.Message> adrBook;
     ArrayList<String> gegenstaende = new ArrayList<>(Arrays.asList("Spülmaschine","Altes CD-Regal", "Goldbarren","20kg Hanteln", "Holzkohlegrill","Blumenerde"));
 
     public interface Message {}
 
     //Delivery Nachricht Typ
-    public record DeliveryMessage(Paket paket) implements Message {}
+    public static final class DeliveryMessage implements Message {
+        public final Paket paket;
+
+        public DeliveryMessage(Paket paket) {
+            this.paket = paket;
+        }
+    }
+
     //Pickup Nachricht Typ
-    public record PickUpMessage(ActorRef<DeliveryCar.Message> truckReference, String someString) implements Message {}
+    public static final class PickUpMessage implements Message {
+        public final ActorRef<DeliveryCar.Message> truckReference;
+        public final String someString;
+
+        public PickUpMessage(ActorRef<DeliveryCar.Message> truckReference, String someString) {
+            this.truckReference = truckReference;
+            this.someString = someString;
+        }
+    }
 
     public record AddressHello(ActorRef<AddressBook.Message> book) implements Message {}
     public record AddressMessage(ActorRef<Customer.Message> addresse, ActorRef<DeliveryCar.Message> truckReference) implements Message {}

src/main/java/com/example/DeliveryCar.java

@@ -4,59 +4,78 @@ 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 java.util.ArrayList;
+import java.util.List;
 
-//TODO: Timer Aktivitäten müssen hinzugefügt werden
-//TODO: Delivery Nachricht für den Fall, dass der Truck ein Paket für den Customer hat, bei dem der Truck gerade ist
-//Gedanke: Eventuell mit Overseer wie in Blatt 1 arbeiten für das Einhalten der Routen
-//TODO: Pickup Nachricht an den Customer, wenn der Truck noch freie Plätze hat
-//TODO: Arrive Nachricht
 public class DeliveryCar extends AbstractBehavior<DeliveryCar.Message> {
 
-    ArrayList<Paket> pakete;
-    ArrayList<ActorRef<Customer.Message>> route;
+    private final ArrayList<Paket> pakete = new ArrayList<>();
+    private final ArrayList<ActorRef<Customer.Message>> route;
+    private final int maxCapacity = 3;
 
-    public record LoadMessage(ArrayList<Paket> pakete) implements  Message{}
     public interface Message {}
 
+    public record LoadMessage(List<Paket> pakete) implements Message {}
+
     public record PickupResponse(Paket paket) implements Message {}
+
+    public record ContinueRoute() implements Message {}
+
+    private DeliveryCar(ActorContext<Message> context, ArrayList<ActorRef<Customer.Message>> route) {
+        super(context);
+        this.route = route;
+    }
+
+    public static Behavior<Message> create(List<ActorRef<Customer.Message>> route) {
+        return Behaviors.setup(context -> new DeliveryCar(context, new ArrayList<>(route)));
+    }
+
     @Override
     public Receive<Message> createReceive() {
         return newReceiveBuilder()
+                .onMessage(LoadMessage.class, this::onLoadMessage)
                 .onMessage(PickupResponse.class, this::onPickupResponse)
+                .onMessage(ContinueRoute.class, msg -> {
+                    deliverPackages();
+                    return Behaviors.same();
+                })
                 .build();
     }
 
-    private DeliveryCar(ActorContext<DeliveryCar.Message> context,ArrayList<ActorRef<Customer.Message>> route){
-        super(context);
-        this.route = route;
-
-    }
-
-    //Pakete aus dem Verteilzentrum einladen
-    //TODO: Eventuell das losfahren und handlen, zu welchem Empfänger er fahren muss, mit einem Overseer Actor implementieren
-    public Behavior<DeliveryCar.Message> onLoadMessage(LoadMessage msg){
-        if(!msg.pakete.isEmpty()){
-            this.pakete.addAll(msg.pakete);
-        }
-        //vielleicht sowas wie in Blatt 1 Lösung mit einem Overseer Actor und dann einem overseer Attribut im Konstruktor
-        //this.overseer.tell(new Overseer.LoadedMessage()
+    private Behavior<Message> onLoadMessage(LoadMessage msg) {
+        pakete.addAll(msg.pakete);
+        checkNextStop();
         return this;
     }
 
-    //Customer gibt PickupResponse entweder mit einem Paket oder ohne eins
-    //Die Methode kann nur ausgeführt werden, wenn zuvor eine Pickup Nachricht an den Empfänger gesendet wurde und das
-    //impliziert, dass der Truck noch Platz für weitere Pakete hat
-    public Behavior<Message> onPickupResponse(PickupResponse rsp){
-        if(rsp.paket != null){
+    private Behavior<Message> onPickupResponse(PickupResponse rsp) {
         pakete.add(rsp.paket);
         getContext().getLog().info("Aktuelle Anzahl der Pakete im Truck: {}", pakete.size());
-        }
-        //TODO: Fall behandeln, dass kein Paket übergeben wurde (wahrscheinlich einfach Timer setzen)
+        checkNextStop();
         return this;
     }
 
+    private void checkNextStop() {
+        if (pakete.size() >= maxCapacity || route.isEmpty()) {
+            getContext().getSelf().tell(new ContinueRoute());
+        } else {
+            sendPickupMessage();
+        }
+    }
+
+    private void sendPickupMessage() {
+        ActorRef<Customer.Message> nextCustomer = route.remove(0);
+        nextCustomer.tell(new Customer.PickUpMessage(getContext().getSelf(), "Some string"));
+    }
+
+    private void deliverPackages() {
+        ActorRef<Customer.Message> nextCustomer = route.get(0);
+        for (Paket paket : pakete) {
+            nextCustomer.tell(new Customer.DeliveryMessage(paket));
+        }
+        pakete.clear();
+    }
 }

src/main/java/com/example/DistributionCenter.java

@@ -1,21 +1,62 @@
 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;
 
-    //TODO: Implementierung dieser Klasse
+import java.util.ArrayList;
+import java.util.List;
+
 public class DistributionCenter extends AbstractBehavior<DistributionCenter.Message> {
 
-    public DistributionCenter(ActorContext<Message> context) {
+    public static class ArriveMessage implements Message {
+        private final List<Paket> pakete;
+        private final ActorRef<DeliveryCar.Message> truck;
+
+        public ArriveMessage(List<Paket> pakete, ActorRef<DeliveryCar.Message> truck) {
+            this.pakete = pakete;
+            this.truck = truck;
+        }
+
+        public List<Paket> getPakete() {
+            return pakete;
+        }
+
+        public ActorRef<DeliveryCar.Message> getTruck() {
+            return truck;
+        }
+    }
+
+    private DistributionCenter(ActorContext<Message> context) {
         super(context);
     }
 
     interface Message {}
 
+    public static Behavior<Message> create() {
+        return Behaviors.setup(DistributionCenter::new);
+    }
 
     @Override
     public Receive<Message> createReceive() {
-        return newReceiveBuilder().build();
+        return newReceiveBuilder()
+                .onMessage(ArriveMessage.class, this::onArriveMessage)
+                .build();
+    }
+
+    private Behavior<Message> onArriveMessage(ArriveMessage msg) {
+        // Füge alle Pakete aus der Ankunftsnachricht dem Lagerraum hinzu
+        List<Paket> pakete = msg.getPakete();
+        getContext().getLog().info("Angekommene Pakete: {}", pakete);
+
+        // Hier kann die weitere Logik für die Behandlung der Pakete implementiert werden
+
+        // Beispiel: Senden der Pakete an einen internen Akteur zur weiteren Verarbeitung
+        // ...
+
+        return this;
     }
 }

src/main/java/com/example/ExampleActor.java

@@ -3,28 +3,61 @@ package com.example;
 import akka.actor.typed.ActorRef;
 import akka.actor.typed.Behavior;
 import akka.actor.typed.javadsl.*;
+import akka.io.dns.internal.Message;
+
+import java.util.ArrayList;
+import java.util.Random;
+
+
+import static com.example.AkkaMainSystem.*;
 
 public class ExampleActor extends AbstractBehavior<ExampleActor.Message> {
 
-    public interface Message {};
+    public interface Message {}
 
-    public record ExampleMessage(ActorRef<AkkaMainSystem.Create> someReference, String someString) implements Message {  }
+    public record ExampleMessage(ActorRef<Create> someReference, String someString) implements Message {  }
+    public record Customer(String name, ActorRef<akka.io.dns.internal.Message> reference) {}
 
-    public static Behavior<Message> create(String name) {
-        return Behaviors.setup(context -> new ExampleActor(context, name));
+    // Nachricht, um eine Empfängerreferenz hinzuzufügen
+    public static class AddCustomer implements Message {
+        private final ActorRef<Message> customer;
+
+        public AddCustomer(ActorRef<Message> customer) {
+            this.customer = customer;
+        }
+
+        public ActorRef<Message> getCustomer() {
+            return customer;
+        }
     }
 
     private final String name;
 
+    public static class PrintCustomers implements Message {}
+    private final ArrayList<ActorRef<Message>> customers; // ArrayList aller Empfänger*innen
+    private final Random random;
+    public static class PrintRandomCustomer implements Message {}// Nachricht, um einen zufälligen Kunden auszugeben
+
+
+
     private ExampleActor(ActorContext<Message> context, String name) {
         super(context);
         this.name = name;
+        this.customers = new ArrayList<>();
+        this.random = new Random();
+    }
+
+    public static Behavior<Message> create(String name) {
+        return Behaviors.setup(context -> new ExampleActor(context, name));
     }
 
     @Override
     public Receive<Message> createReceive() {
         return newReceiveBuilder()
                 .onMessage(ExampleMessage.class, this::onExampleMessage)
+                .onMessage(AddCustomer.class, this::onAddCustomer)
+                .onMessage(PrintCustomers.class, this::onPrintCustomers)
+                .onMessage(PrintRandomCustomer.class, this::onPrintRandomCustomer)
                 .build();
     }
 
@@ -32,4 +65,27 @@ public class ExampleActor extends AbstractBehavior<ExampleActor.Message> {
         getContext().getLog().info("I ({}) got a message: ExampleMessage({},{})", this.name, msg.someReference, msg.someString);
         return this;
     }
+
+
+    private Behavior<Message> onAddCustomer(AddCustomer msg) {
+        customers.add(msg.getCustomer());
+        return this;
+    }
+
+    private Behavior<Message> onPrintCustomers(PrintCustomers msg) {
+        for (ActorRef<Message> customer : customers) {
+            getContext().getLog().info("Customer: {}", customer.path().name());
+        }
+        return this;
+    }
+    private Behavior<Message> onPrintRandomCustomer(PrintRandomCustomer msg) {
+        if (!customers.isEmpty()) {
+            int randomIndex = random.nextInt(customers.size());
+            ActorRef<Message> randomCustomer = customers.get(randomIndex);
+            getContext().getLog().info("Random Customer: {}", randomCustomer.path().name());
+        } else {
+            getContext().getLog().info("No customers available.");
+        }
+        return this;
+    }
 }

src/main/java/com/example/Paket.java

@@ -2,14 +2,24 @@ package com.example;
 
 import akka.actor.typed.ActorRef;
 
+
 public class Paket {
     String inhalt;
     String absender;
     ActorRef<Customer.Message> empfaenger;
 
+    // Konstruktor, der nur den Inhalt annimmt
+    Paket(String inhalt) {
+        this.inhalt = inhalt;
+        this.absender = null; // Absender und Empfänger können optional sein
+        this.empfaenger = null;
+    }
+
+    // Konstruktor mit allen Parametern
     Paket(String inhalt, String absender, ActorRef<Customer.Message> empfaenger) {
         this.inhalt = inhalt;
         this.absender = absender;
         this.empfaenger = empfaenger;
     }
 }
+