@ Override public VectorIterator iterator ( ) { return new VectorIterator ( length ) { private int i = - 1 ; @ Override public int index ( ) { return i ; } @ Override public double get ( ) { return Vector . this . get ( i ) ; } @ Override public void set ( double value ) { Vector . this . set ( i , value ) ; } @ Override public boolean hasNext ( ) { return i + 1 < length ; } @ Override public Double next ( ) { if ( ! hasNext ( ) ) { throw new NoSuchElementException ( ) ; } i ++ ; return get ( ) ; } } ; }
Returns a vector iterator .