Updated everything. Further explanation in README

Main.java

@@ -1,8 +1,12 @@
 import domain.C3PO;
-import roboter.exceptions.RobotException;
 
 public class Main {
    public static void main(String[] args) {
+
+      C3PO Herbert = new C3PO(0, "Herbert");
+      int[] input = {6,5,4,3,2,1};
+
+
       //just some testing
       /*C3PO Herbert = new C3PO(0, "Herbert");
       int[] input = {6,5,4,3,2,1};

domain/C3PO.java

@@ -5,4 +5,6 @@ public class C3PO extends RobotBasics {
       super(id, name);
    }
 
+
+
 }

domain/RobotBasics.java

@@ -1,7 +1,11 @@
 package domain;
 
-import roboter.exceptions.RobotException;
-import roboter.exceptions.RobotIllegalStateException;
+import robot.exceptions.RobotException;
+import robot.exceptions.RobotIllegalStateException;
+import robot.interfaces.Robot;
+import robot.interfaces.RobotControl;
+import robot.interfaces.RobotInstructions;
+
 
 public class RobotBasics implements Robot {
    private int id;
@@ -14,7 +18,7 @@ public class RobotBasics implements Robot {
       this.power = false;
    }
    /**
-    * @see domain.RobotControl
+    * @see RobotControl
     */
    @Override
    public int getId() {
@@ -22,7 +26,7 @@ public class RobotBasics implements Robot {
    }
 
    /**
-    * @see domain.RobotControl
+    * @see RobotControl
     */
    @Override
    public String getName() {
@@ -30,7 +34,7 @@ public class RobotBasics implements Robot {
    }
 
    /**
-    * @see domain.RobotControl
+    * @see RobotControl
     */
    @Override
    public void triggerPowerSwitch() {
@@ -42,7 +46,7 @@ public class RobotBasics implements Robot {
    }
 
    /**
-    * @see domain.RobotControl
+    * @see RobotControl
     */
    @Override
    public boolean isPowerOn() {
@@ -50,7 +54,7 @@ public class RobotBasics implements Robot {
    }
 
    /**
-    * @see roboter.RobotInstructions
+    * @see RobotInstructions
     */
    @Override
    public String speak(int[] zahlen) throws RobotException {
@@ -66,10 +70,14 @@ public class RobotBasics implements Robot {
 
    }
    /**
-    * @see roboter.RobotInstructions
+    * @see RobotInstructions
     */
    @Override
    public int[] think(int[] zahlen) throws RobotException {
       return new int[0];
    }
+
+
+
+
 }

robot/exceptions/RobotException.java

@@ -1,4 +1,4 @@
-package roboter.exceptions;
+package robot.exceptions;
 
 public class RobotException extends Exception{
    public RobotException(String errorMessage){

robot/exceptions/RobotIllegalStateException.java

@@ -1,4 +1,4 @@
-package roboter.exceptions;
+package robot.exceptions;
 
 public class RobotIllegalStateException extends RobotException{
    public RobotIllegalStateException(String errormessage){

robot/exceptions/RobotMagicValueException.java

@@ -1,4 +1,4 @@
-package roboter.exceptions;
+package robot.exceptions;
 
 public class RobotMagicValueException extends Exception{
    public RobotMagicValueException(String errormessage){

robot/interfaces/Robot.java

@@ -1,8 +1,6 @@
 /* (c) 2012 Thomas Smits */
 //package tpe.exceptions.roboter;
-package domain;
-
-import roboter.RobotInstructions;
+package robot.interfaces;
 
 /**
  * Interface für Roboter.

robot/interfaces/RobotControl.java

@@ -1,5 +1,5 @@
 //package tpe.exceptions.roboter;
-package domain;
+package robot.interfaces;
 
 //import tpe.exceptions.roboter.exceptions.RobotException;
 

robot/interfaces/RobotInstructions.java

@@ -1,7 +1,7 @@
-package roboter;
+package robot.interfaces;
 
-import roboter.exceptions.RobotException;
-import roboter.exceptions.RobotIllegalStateException;
+import robot.exceptions.RobotException;
+import robot.exceptions.RobotIllegalStateException;
 //import tpe.exceptions.roboter.exceptions.RobotMagicValueException;
 
 

robot/interfaces/Sorting.java

@@ -0,0 +1,6 @@
+package robot.interfaces;
+
+@FunctionalInterface
+public interface Sorting {
+   String sorting (int[] input);
+}