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

package Warehouse.core;

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

public class Row {
  //Class datatypes
  private int depth;

  private int number;

  //Class association variables
  private List<Level> levels;

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

  //Constructor
  public Row(int aDepth, int aNumber) {
    depth = aDepth;
    number = aNumber;
    levels = new ArrayList<Level>();
    registry.add(levels);

  }

  public boolean setDepth(int aDepth) {
    depth = aDepth;
    return true;
  }

  public boolean setNumber(int aNumber) {
    number = aNumber;
    return true;
  }

  public int getDepth() {
    return depth;
  }

  public int getNumber() {
    return number;
  }

  public List<Level> getLevels() {
    return levels;
  }

  public Level addLevel(int aHeight, int aNumber, Row aRow) {
    Level newLevel;
    newLevel = new Level(aHeight, aNumber, this);
    if (!levels.contains(newLevel)) {
      registry.add(newLevel);
      levels.add(newLevel);
    }
    return newLevel;
  }

  public Level addLevel(Level aLevel) {
    if (!levels.contains(aLevel))
      levels.add(aLevel);
    return aLevel;
  }

  public void delete() {
    //Delete all many ends first.
    for (Level aLevel : levels) {
      aLevel.delete();
    }
    levels.clear();

  }

  public void deleteLevel(Level aLevel) {

    if (levels.contains(aLevel)) {
      levels.remove(aLevel);

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

  public boolean areManyEndsNull() {
    if (levels.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));
    obj.put("depth", getDepth());
    obj.put("number", getNumber());
    return obj;
  }

}