!
!Copyright 2005-2018 ECMWF.
!
! This software is licensed under the terms of the Apache Licence Version 2.0
!which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
!
! In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
! virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
!
!
! FORTRAN 90 Implementation: bufr_expanded
!
! Description: how to read all the expanded data values from BUFR messages.
!
!
program bufr_expanded
use eccodes
implicit none
integer            :: ifile
integer            :: iret
integer            :: ibufr
integer            :: i
integer            :: count=0
integer(kind=4)    :: numberOfValues
real(kind=8), dimension(:), allocatable       :: values

  call codes_open_file(ifile,'../../data/bufr/syno_1.bufr','r')

  ! The first bufr message is loaded from file,
  ! ibufr is the bufr id to be used in subsequent calls
  call codes_bufr_new_from_file(ifile,ibufr,iret)

  do while (iret/=CODES_END_OF_FILE)

    ! Get and print some keys form the BUFR header
    write(*,*) 'message: ',count

    ! We need to instruct ecCodes to expand all the descriptors
    ! i.e. unpack the data values
    call codes_set(ibufr,"unpack",1);

    ! Get the expanded data values
    call codes_get(ibufr,'numericValues',values)

    numberOfValues=size(values)

    do i=1,numberOfValues
        write(*,*) '  ',i,values(i)
    enddo

    ! Release the bufr message
    call codes_release(ibufr)

    ! Load the next bufr message
    call codes_bufr_new_from_file(ifile,ibufr,iret)

    ! Free array
    deallocate(values)

    count=count+1

  end do

  ! Close file
  call codes_close_file(ifile)

end program bufr_expanded
