Inconsistent Documentation in org.jgrapht.traverse.CrossComponentIterator

[syoon2]

• JGraphT version: 6324b13

jgrapht/jgrapht-core/src/main/java/org/jgrapht/traverse/CrossComponentIterator.java

Lines 84 to 95 in 6324b13

	/**
	* Creates a new iterator for the specified graph. Iteration will start at the specified start
	* vertex. If the specified start vertex is {@code null},
	* Iteration will start at an arbitrary graph vertex.
	*
	* @param g the graph to be iterated.
	* @param startVertex the vertex iteration to be started.
	*
	* @throws IllegalArgumentException if {@code g==null} or does not contain
	* {@code startVertex}
	*/
	public CrossComponentIterator(Graph<V, E> g, V startVertex)

jgrapht/jgrapht-core/src/main/java/org/jgrapht/traverse/CrossComponentIterator.java

Lines 111 to 113 in 6324b13

	public CrossComponentIterator(Graph<V, E> g, Iterable<V> startVertices)
	{
	super(g);

jgrapht/jgrapht-core/src/main/java/org/jgrapht/traverse/AbstractGraphIterator.java

Lines 55 to 57 in 6324b13

	public AbstractGraphIterator(Graph<V, E> graph)
	{
	this.graph = Objects.requireNonNull(graph, "graph must not be null");

The Javadoc for CrossComponentIterator states that an IllegalArgumentException is thrown if g == null. This is inconsistent with the superclass behavior as the super constructor directly throws NullPointerException.