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import java.util.List;
import java.util.ArrayList;

public class Area{
int size;
String name;
List<Guest> guests;

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import java.util.List;
import java.util.ArrayList;

public class Area
{
   int size;
   String name;
   protected List<Guest> guests;

   public void addGuest(int index,Guest g)
   {
       if(guests.size()<size)
      {
          guests.add(index,g);
     }
   }
}

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import java.util.List;
import java.util.ArrayList;

public class Area{

int size;
String name;
List<Guest>= new ArrayList<Guest>;


// Konstruktor, den ich glaube ich, für die Klasse Bar brauche
public Area(int size){
   this.size=size;
}

//Methoden, die man glaube ich später für die Klasse Guest braucht

public boolean addGuest(Guest g){

boolean untergekommen=false;
if(guests.size()<size){
   guests.add(g);
   untergekommen=true;
 }

return untergekommen;
}

public void deleteGuest(Guest g){
guests.remove(g);
}

}

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public class Bar{

Area Stage;
Area Counter;
Area Door;
List<Waiter> waiter=new ArrayList<Waiter>;
List<Musician> musicians=new ArrayList<Musician>;
int maximumNumberOfWaiter;
int maximumNumberOfMusicians;
double cashBox;

public Bar(int sizeOfStage, int sizeOfCounter, int sizeOfDoor){

Stage= new Area(sizeOfStage);
Counter= new Area(sizeOfCounter);
Door= new Area(sizeOfDoor);
}

public void addWaiter(Waiter w){

  if( (waiter.size()<3) || (3<=waiter.size()<(sizeOfStage+sizeOfCounter+sizeOfDoor)/5) )
  {   
     waiter.add(w);
  }

public void deleteWaiter(Waiter w){
   waiter.remove(w);
}

public void addMusician(Musician m){
  if(musicians.size()<5){
   musicians.add(m);}

public void deleteMusician(Musician m){
   musicians.remove(m);
}

}

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public class Person{
String name;
Bar bar=0;

public Person(String name){
this.name=name;
}

public void enter(Bar bar){
this.bar=bar;
}

public void leave(){
 bar=0;
}

abstract public void doSomething();
}

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public class Guest extends Person{

Area area;

public void doSomething(){

enter(bar);
Stage.addGuest(name);
 if(untergekommen==false){
     Counter.addGuest(name)}
         if(untergekommen==false){
             Door.addGuest(name)}
                       if(untergekommen==false){
                               leave();}
}

double a=Math.random();

if(a<0.5){
   leave();
}

}