@Override
  public boolean equals(Object obj) {
    if (obj == null) {
      return false;
    }

    DefinitionClp definition = null;

    try {
      definition = (DefinitionClp) obj;
    } catch (ClassCastException cce) {
      return false;
    }

    long primaryKey = definition.getPrimaryKey();

    if (getPrimaryKey() == primaryKey) {
      return true;
    } else {
      return false;
    }
  }
  @Override
  public Object clone() {
    DefinitionClp clone = new DefinitionClp();

    clone.setDefinitionId(getDefinitionId());
    clone.setGroupId(getGroupId());
    clone.setCompanyId(getCompanyId());
    clone.setUserId(getUserId());
    clone.setUserName(getUserName());
    clone.setCreateDate(getCreateDate());
    clone.setModifiedDate(getModifiedDate());
    clone.setTypeId(getTypeId());
    clone.setManufacturer(getManufacturer());
    clone.setModel(getModel());
    clone.setOrderDate(getOrderDate());
    clone.setQuantity(getQuantity());
    clone.setPrice(getPrice());

    return clone;
  }