public Iterator < InternalRow > rowIterator ( ) { final int maxRows = numRows ; final MutableColumnarRow row = new MutableColumnarRow ( columns ) ; return new Iterator < InternalRow > ( ) { int rowId = 0 ; @ Override public boolean hasNext ( ) { return rowId < maxRows ; } @ Override public InternalRow next ( ) { if ( rowId >= maxRows ) { throw new NoSuchElementException ( ) ; } row . rowId = rowId ++ ; return row ; } @ Override public void remove ( ) { throw new UnsupportedOperationException ( ) ; } } ; }
Returns an iterator over the rows in this batch .