public List<V> getVertices() {

		// fill a list with vertices or null values
		//@formatter:off
		Integer start = verticesByColumn.firstKey();
		Integer n = getColumnCount();
		IntStream columnIndexes = IntStream.range(start, start + n);
		List<V> vertices = 
			columnIndexes
			.mapToObj(col -> verticesByColumn.get(col))
			.filter(v -> v != null)
			.collect(Collectors.toList())
			;
		//@formatter:on
		return vertices;
	}
Returns all vertices in this row, sorted by column index (min to max).   

<p>Note: the index of a vertex in the list does not match the column index.  To get the
column index for a vertex, call {@link #getColumn(Object) getColumn(V)}.

@return all vertices in this row
Ghidra/Framework/Graph/src/main/java/ghidra/graph/viewer/layout/Row.java