code: public AbstractJobVertex[] getAllReachableJobVertices() {
  
  		final Vector<AbstractJobVertex> collector = new Vector<AbstractJobVertex>();
  		collectVertices(null, collector);
  		return collector.toArray(new AbstractJobVertex[0]);
  	}
docs: Returns an array of all job vertices than can be reached when traversing the job graph from the input vertices.
  
  @return an array of all job vertices than can be reached when traversing the job graph from the input vertices