Description
Remove the reference to a reserved number from the instance data.
PreCondition
This method is to be used by the BNumber class only.
Parameters
| iiInstanceId | input | integer | |
| icClassName | input | character | |
| icNumberData | input | character | |
Internal usage
unused
program code (program1/progress.p)
put-string(vat,1) = icNumberData.
if not (valid-handle(vhInstanceQuery) and
viInstanceUID = vhInstanceQuery:unique-id)
then do:
create buffer vhInstanceBuffer for table "fcInstance":U in widget-pool "persistent".
create query vhInstanceQuery in widget-pool "persistent".
vhInstanceQuery:forward-only = yes.
vhInstanceQuery:set-buffers(vhInstanceBuffer).
vhInstanceQuery:private-data = "Persistent". /* do not ever delete this query */
viInstanceUID = vhInstanceQuery:unique-id.
end.
vhInstanceQuery:query-prepare
("for each fcInstance where fcInstance.Instance_ID = ":U + string(iiInstanceId) +
" and fcInstance.InstanceClassName = '" + icClassName +
"' and fcInstance.InstanceSeq < 0").
vhInstanceQuery:query-open().
repeat transaction on error undo, throw:
vhInstanceQuery:get-next(exclusive-lock, no-wait).
if vhInstanceBuffer:locked
then leave.
if vhInstanceQuery:query-off-end
then leave.
if vhInstanceBuffer::InstanceData = vat
then do:
vhInstanceBuffer:buffer-delete().
leave.
end.
end.
finally:
if vhInstanceQuery <> ? then vhInstanceQuery:query-close().
end finally.