@Nullable
  public static String getRowValue (@Nonnull final Row aRow, @Nonnull final String sColumnID)
  {
    for (final Value aValue : aRow.getValue ())
    {
      final String sID = getColumnElementID (aValue.getColumnRef ());
      if (sID.equals (sColumnID))
      {
        final SimpleValue aSimpleValue = aValue.getSimpleValue ();
        return aSimpleValue != null ? aSimpleValue.getValue () : null;
      }
    }
    return null;
  }
@ Nullable public static String getRowValue ( @ Nonnull final Row aRow , @ Nonnull final String sColumnID ) { for ( final Value aValue : aRow . getValue ( ) ) { final String sID = getColumnElementID ( aValue . getColumnRef ( ) ) ; if ( sID . equals ( sColumnID ) ) { final SimpleValue aSimpleValue = aValue . getSimpleValue ( ) ; return aSimpleValue != null ? aSimpleValue . getValue ( ) : null ; } } return null ; }
Get the value of a column identified by an ID within a specified row. This
method only handles simple values.

@param aRow
The row to scan. May not be <code>null</code>.
@param sColumnID
The ID of the column to search. May not be <code>null</code>.
@return <code>null</code> if no such column is contained