Pr_robot_factory/domain/Robot.java

package domain;

import utility.robot_exceptions.ExceptionStorage;
import utility.robot_exceptions.RobotException;
import utility.robot_exceptions.robotExceptions;

import java.io.Serializable;
import java.util.Arrays;
import java.util.stream.Collectors;


public abstract class Robot implements utility.interfaces.Robot, Serializable {
   protected ExceptionStorage exceptions;
   private int id;
   private final String name;
   private boolean power;

   private String type;

   public Robot(int id, String name, String type){
      this.id = id;
      this.name = name;
      this.power = false;
      this.exceptions = null;
      this.type = type;
   }

   /**
    * @see utility.interfaces.RobotControl;
    */
   @Override
   public int getId() {
      return id;
   }

   /**
    * @see utility.interfaces.RobotControl;
    */
   @Override
   public String getName() {
      return name;
   }

   /**
    * @see utility.interfaces.RobotControl;
    */
   @Override
   public void triggerPowerSwitch() {
      if(power){
         power = false;
      }else{
         power = true;
      }
   }

   /**
    * @see utility.interfaces.RobotControl;
    */
   @Override
   public boolean isPowerOn() {
      return power;
   }

   /**
    * @see utility.interfaces.RobotControl;
    */
   @Override
   public RobotException getLastException() {
      return exceptions.getLastErrorMessage();
   }

   /**
    * This method checks an array of integers and gives back a boolean value.
    * If the array contains the number 42 the method returns false.
    * Otherwise, always true.
    *
    * If the length of the Array = 0 it throws an EMPTYARRAY-Exception
    * @param input
    * @return boolean
    * @throws RobotException EMPTYARRAY Exception
    */
   public boolean checkArray(int[] input) throws RobotException{
      if(input.length != 0){
         for(int x: input){
            if(x == 42){ return false; }
         }
         return true;
      }else{
         RobotException robotexception = new RobotException(robotExceptions.EMPTYARRAY, getName());
         this.exceptions = new ExceptionStorage(robotexception);
         throw robotexception;

      }

   }

   /**
    * This method uses Streams to join any given array to a String.
    * @param input int [ ]
    * @param delemiter String
    * @return String (array as String)
    * @throws RobotException
    */
   public String ausgabe(int[] input, String delemiter)throws RobotException{
      if(checkArray(input)) {
         return Arrays.stream(input)
                 .mapToObj(Integer::toString)
                 .collect(Collectors.joining(delemiter + " "));
      }else{
         RobotException robotexception = new RobotException(robotExceptions.MAGICVALUE, getName());
         this.exceptions = new ExceptionStorage(robotexception);
         throw robotexception;
      }
   }




   public String getType(){
      return this.type;
   }

   @Override
   public String toString(){
      return "Name: " + name + "; ID: " + id + "; Type: " + type;
   }

}