Add a new member (json_value pointer) to a JSON structure, given the path.
If the path points to an existing variable in the structure, then this routine will destroy it and replace it with the new value.
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| class(json_core), | intent(inout) | :: | json | |||
| type(json_value), | pointer | :: | me | the JSON structure |
||
| character(kind=CK,len=*), | intent(in) | :: | path | the path to the variable |
||
| type(json_value), | intent(in), | pointer | :: | p | the value to add |
|
| logical(kind=LK), | intent(out), | optional | :: | found | if the variable was found |
|
| logical(kind=LK), | intent(out), | optional | :: | was_created | if the variable had to be created |
subroutine json_add_member_by_path(json,me,path,p,found,was_created)
implicit none
class(json_core),intent(inout) :: json
type(json_value),pointer :: me !! the JSON structure
character(kind=CK,len=*),intent(in) :: path !! the path to the variable
type(json_value),pointer,intent(in) :: p !! the value to add
logical(LK),intent(out),optional :: found !! if the variable was found
logical(LK),intent(out),optional :: was_created !! if the variable had to be created
type(json_value),pointer :: tmp
character(kind=CK,len=:),allocatable :: name !! name of the variable
if ( .not. json%exception_thrown ) then
if (.not. associated(p)) then
call json%throw_exception('Error in json_add_member_by_path:'//&
' Input pointer p is not associated.',found)
if (present(found)) then
found = .false.
call json%clear_exceptions()
end if
if ( present(was_created) ) was_created = .false.
else
! return a pointer to the path (possibly creating it)
call json%create(me,path,tmp,found,was_created)
if (.not. associated(tmp)) then
call json%throw_exception('Error in json_add_member_by_path:'//&
' Unable to resolve path: '//trim(path),found)
if (present(found)) then
found = .false.
call json%clear_exceptions()
end if
else
call json%info(tmp,name=name)
! replace it with the new one:
call json%replace(tmp,p,destroy=.true.)
call json%rename(p,name)
end if
end if
else
if ( present(found) ) found = .false.
if ( present(was_created) ) was_created = .false.
end if
end subroutine json_add_member_by_path