gistfile1.scala

trait NeoIterable[T] extends Iterator[T] {
  def first() : T = {
    this.take(1).toList.head  
  } 
}
implicit def jiterable2iterable[T](it: java.lang.Iterable[T]) = new Wrapper[T](it.iterator()) with NeoIterable[T]



use: 

  class RichNode(node: Node) {
    object getOtherNodes {
      def apply() : Iterable[Node] = getNodesFromRels(node.getRelationships())
      def apply(dir : Direction) : Iterable[Node] = getNodesFromRels(node.getRelationships(dir))
      def apply(rel : RelationshipType, dir : Direction) : Iterable[Node] = getNodesFromRels(node.getRelationships(rel, dir))
      def apply(rel : RelationshipType) : Iterable[Node] = getNodesFromRels(node.getRelationships(rel))
      private def getNodesFromRels(rels : Iterable[Relationship]) : Iterable[Node]  = rels.map { r =>
        r.getOtherNode(node) 
      } 
    }
  }