project QadFinancials > class BVATExportListing > method ApiFormatQuerytoXML

Description

This method is used to change a query result to XML format.


Parameters


t_sVatDeclarationNLExportinputtemp-tableTemp table of VatDeclarationNLExport.
ocXMLStringoutputcharacterXML String.
oiReturnStatusoutputintegerReturn status of the method.


Internal usage


unused


program code (program8/bvatexportlisting.p)

/* Create the objects we need. */
CREATE X-DOCUMENT vhDoc in widget-pool "non-persistent".
CREATE X-NODEREF  vhRoot in widget-pool "non-persistent".
CREATE X-NODEREF  vhRow in widget-pool "non-persistent".
CREATE X-NODEREF  vhField in widget-pool "non-persistent".
CREATE X-NODEREF  vhText in widget-pool "non-persistent".


find first t_sVatDeclarationNLExport no-error.
if available t_sVatDeclarationNLExport
then do:
   
    vhBuf = BUFFER t_sVatDeclarationNLExport:HANDLE.

    /* Set up a root node. */
    vhDoc:CREATE-NODE  (vhRoot, vhBuf:NAME, "ELEMENT":U).
    vhDoc:APPEND-CHILD (vhRoot).

    /* create child nodes. */
    REPEAT viCounter = 1 TO vhBuf:NUM-FIELDS:
   
        vhDBFld = vhBuf:BUFFER-FIELD (viCounter).
    
        vhDoc:CREATE-NODE (vhRow, vhDBFld:name, "ELEMENT":U).
        vhRoot:APPEND-CHILD (vhRow).

    
        vhDoc:CREATE-NODE (vhText, "":U, "TEXT":U).
        vhRow:APPEND-CHILD (vhText).
        if vhDBFld:name = "tiDeclarationPeriod":U
        then vhText:NODE-VALUE = string( vhDBFld:buffer-value,"99":U).   
        else do:
            if vhDBFld:DATA-TYPE = "decimal":U
            then vhText:NODE-VALUE = string(ROUND(vhDBFld:buffer-value,0)).    
            else vhText:NODE-VALUE = string( vhDBFld:buffer-value).   
        end.

    end.

    vhDoc:SAVE("LONGCHAR":U,vpMyXMLString).
    assign ocXMLString = vpMyXMLString.
end.


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 = "BVATExportListing".
create ttContext.
assign ttContext.propertyName = "methodName"
       ttContext.propertyValue = "ApiFormatQuerytoXML".
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 = "".

/* Create input dataset */
create dataset vhInputDS.
vhInputDS:read-xmlschema("file", "xml/bvatexportlisting.apiformatquerytoxml.i.xsd", ?).
vhParameter = vhInputDS:get-buffer-handle("tVatDeclarationNLExport").
vhParameter:buffer-create().
assign vhParameter::<field-name-1> = <field-value-1>
       vhParameter::<field-name-2> = <field-value-2>
       ...

/* 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.