project BLF > class BScanDaemon > method APIStart

Description

Parameters

Internal usage

program code (program/bscandaemon.p)

/* ========================================================== */
    /* Restriction: Only 1 process can be started for this daemon */
    /* ========================================================== */
    <Q-6 run DaemonInfoLimited (all) (Read) (NoCache)
          (input ?, (DaemonId)
           input {&SCANDAEMON}, (DaemonName)
           input ?, (DaemonStatus)
           input ?, (DaemonStatusDiffersFrom)
           output dataset tqDaemonInfoLimited) in BBaseDaemon >
    find first tqDaemonInfoLimited where 
               tqDaemonInfoLimited.tcDaemonName = {&SCANDAEMON}
               no-lock no-error.
    if available (tqDaemonInfoLimited) and 
       (tqDaemonInfoLimited.tcDaemonStatus           <> {&DAEMONSTATUS-INACTIVE} or 
        tqDaemonInfoLimited.tiDaemonRunningProcesses <> 0)
    then do: 
        assign oiReturnStatus = -3
               vcMsgScan      = trim(#T-3'Scan daemon was already started: only one process of the Scan daemon can be run.':255(386)T-3#) + chr(10) + 
                                trim(substitute(#T-4'Status of the Scan daemon: &1.':255(387)T-4#,trim(tqDaemonInfoLimited.tcDaemonStatus))) + chr(10) + 
                                trim(substitute(#T-5'Running processes for the Scan daemon: &1.':255(388)T-5#,trim(string(tqDaemonInfoLimited.tiDaemonRunningProcesses)))).
        <M-2 run SetMessage
          (input  vcMsgScan (icMessage), 
           input  '':U (icArguments), 
           input  '':U (icFieldName), 
           input  '':U (icFieldValue), 
           input  'E':U (icType), 
           input  3 (iiSeverity), 
           input  '':U (icRowid), 
           input  'BLF-189':U (icFcMsgNumber), 
           input  '' (icFcExplanation), 
           input  '' (icFcIdentification), 
           input  '' (icFcContext), 
           output viFcReturnSuper (oiReturnStatus)) in BScanDaemon>
        return.
    end. /* if */
    
    
<ANCESTOR-CODE>

Sample code: how to call this method through RPCRequestService (QXtend Inbound)

define temp-table ttContext no-undo
    field propertyQualifier as character
    field propertyName as character
    field propertyValue as character
    index entityContext is primary unique
        propertyQualifier
        propertyName
    index propertyQualifier
        propertyQualifier.

define dataset dsContext for ttContext.

define variable vhContextDS as handle no-undo.
define variable vhExceptionDS as handle no-undo.
define variable vhServer as handle no-undo.
define variable vhInputDS as handle no-undo.
define variable vhInputOutputDS as handle no-undo.
define variable vhOutputDS as handle no-undo.
define variable vhParameter as handle no-undo.

/* Create context */
create ttContext.
assign ttContext.propertyName = "programName"
       ttContext.propertyValue = "BScanDaemon".
create ttContext.
assign ttContext.propertyName = "methodName"
       ttContext.propertyValue = "APIStart".
create ttContext.
assign ttContext.propertyName = "applicationId"
       ttContext.propertyValue = "fin".
create ttContext.
assign ttContext.propertyName = "entity"
       ttContext.propertyValue = "1000".
create ttContext.
assign ttContext.propertyName = "userName"
       ttContext.propertyValue = "mfg".
create ttContext.
assign ttContext.propertyName = "password"
       ttContext.propertyValue = "".

/* Connect the AppServer */
create server vhServer.
vhServer:connect("-URL <appserver-url>").

if not vhServer:connected()
then do:
    message "Could not connect AppServer" view-as alert-box error title "Error".
    return.
end.

/* Run */
assign vhContextDS = dataset dsContext:handle.

run program/rpcrequestservice.p on vhServer
    (input-output dataset-handle vhContextDS by-reference,
           output dataset-handle vhExceptionDS,
     input        dataset-handle vhInputDS by-reference,
     input-output dataset-handle vhInputOutputDS by-reference,
           output dataset-handle vhOutputDS).

/* Handle output however you want, in this example, we dump it to xml */
if valid-handle(vhExceptionDS)
then vhExceptionDS:write-xml("file", "Exceptions.xml", true).

if valid-handle(vhOutputDS)
then vhOutputDS:write-xml("file", "Output.xml", true).

/* Cleanup */
vhServer:disconnect().
assign vhServer = ?.

if valid-handle(vhInputDS)
then delete object vhInputDS.

if valid-handle(vhOutputDS)
then delete object vhOutputDS.

if valid-handle(vhExceptionDS)
then delete object vhExceptionDS.