/*This code was generated using the UMPLE modeling language!
 Date of generation: 2008/07/30 13:12:55*/
/*This class drives: BoxOrPallet, Slot*/

package Warehouse.core;

import java.util.*;
import Warehouse.*;
import Warehouse.json.*;

public class SlotSet extends MovementLocation {
  //Class datatypes

  //Class association variables
  private BoxOrPallet boxOrPallet;

  private List<Slot> slots;

  //Registry of our system.
  WarehouseRegistry registry = WarehouseRegistry.getInstance();

  //Constructor
  public SlotSet() {
    super();

    slots = new ArrayList<Slot>();
    registry.add(slots);

  }

  public BoxOrPallet getBoxOrPallet() {
    return boxOrPallet;
  }

  public List<Slot> getSlots() {
    return slots;
  }

  public Slot addSlot(int aNumber, double aWidth, SlotSet aSlotSet, Level aLevel) {
    Slot newSlot;
    newSlot = new Slot(aNumber, aWidth, this, aLevel);
    if (!slots.contains(newSlot)) {
      registry.add(newSlot);
      slots.add(newSlot);
    }
    return newSlot;
  }

  public Slot addSlot(Slot aSlot) {
    if (!slots.contains(aSlot))
      slots.add(aSlot);
    return aSlot;
  }

  /* This class does not drive BoxOrPallet and therefore sets the association unidirectionally.*/
  public void setBoxOrPallet(BoxOrPallet aBoxOrPallet) {
    boxOrPallet = aBoxOrPallet;
  }

  public void delete() {
    //Delete all many ends first.
    for (Slot aSlot : slots) {
      aSlot.delete();
    }
    slots.clear();

    //Delete all 1 ends.
    boxOrPallet.deleteSlotSet(this);
  }

  public void deleteBoxOrPallet(BoxOrPallet aBoxOrPallet) {

    if (aBoxOrPallet.equals(boxOrPallet)) {
      boxOrPallet = null;

      registry.removeObj(registry.getKey(aBoxOrPallet));
    } else
    //Throw an UmpleException .. to be implemented.
    {
    }
  }

  public void deleteSlot(Slot aSlot) {

    if (slots.contains(aSlot)) {
      slots.remove(aSlot);

      //registry.removeObj(registry.getKey(aSlot));
    } else
    //Throw an UmpleException .. to be implemented.
    {
    }
  }

  public boolean areManyEndsNull() {
    if (slots.size() == 0) {
      return true;
    } else
      return false;
  }

  /***********************************
   * Returns the attribute list along with the  
   * class ID in JSON format.
   ***********************************/
  public JSONObject getAttributes() throws JSONException {
    JSONObject obj = new JSONObject();
    obj.put("CLASS_ID", registry.getKey(this));
    return obj;
  }

}