code: @Nullable
    public static Boolean parseBoolObj (@Nullable final Object aObject, @Nullable final Boolean aDefault)
    {
      return aObject == null ? aDefault : parseBoolObj (aObject.toString ());
    }
docs: Try to interpret the passed {@link Object} as {@link Boolean}.
  
  @param aObject
  The object to be interpreted. May be <code>null</code>.
  @param aDefault
  The default value to be returned, if the passed object is
  <code>null</code>.
  @return The passed default value if the passed object is <code>null</code>,
  the matching {@link Boolean} otherwise.