public static void getAllColumnIDs (@Nonnull final ColumnSet aColumnSet, @Nonnull final Collection <String> aTarget) {
    """
	Get the IDs of all contained columns
	
	@param aColumnSet
	The column set to scan. May not be <code>null</code>.
	@param aTarget
	The target collection to be filled. May not be <code>null</code>.
    """
    CollectionHelper.findAll (aColumnSet.getColumnChoice (),
                              o -> o instanceof Column,
                              o -> aTarget.add (((Column) o).getId ()));
  }
public static void getAllColumnIDs (@Nonnull final ColumnSet aColumnSet, @Nonnull final Collection <String> aTarget)
  {
    CollectionHelper.findAll (aColumnSet.getColumnChoice (),
                              o -> o instanceof Column,
                              o -> aTarget.add (((Column) o).getId ()));
  }
public static void getAllColumnIDs ( @ Nonnull final ColumnSet aColumnSet , @ Nonnull final Collection < String > aTarget ) { CollectionHelper . findAll ( aColumnSet . getColumnChoice ( ) , o -> o instanceof Column , o -> aTarget . add ( ( ( Column ) o ) . getId ( ) ) ) ; }
Get the IDs of all contained columns

@param aColumnSet
The column set to scan. May not be <code>null</code>.
@param aTarget
The target collection to be filled. May not be <code>null</code>.
Get the IDs of all contained columns