Use

/// Utility methodsClass isc.barcode.Utils{/// Main class to importParameter CLASS = "isc.barcode";/// Gateway name to create/useParameter GATEWAY = "Java";/// Get JGW objectClassMethod connect(gatewayName As %String = {..#GATEWAY}, path As %String = "barcode-1.0-SNAPSHOT-jar-with-dependencies.jar", Output sc As %Status) As %Net.Remote.Gateway{set gateway = ""set sc = ##class(%Net.Remote.Service).OpenGateway(gatewayName, .gatewayConfig)quit:$$$ISERR(sc) gatewayset sc = ##class(%Net.Remote.Service).ConnectGateway(gatewayConfig, .gateway, path, $$$YES)quit gateway}/// Get barcode/// Write $System.Status.GetErrorText(##class(isc.barcode.Utils).getBarCode())ClassMethod getBarCode(file As %String, debug As %Boolean = {$$$YES}) As %Status{    #dim gateway as %Net.Remote.Gateway    #dim exception as %Exception.AbstractException    set sc = $$$OK    try {        set gateway = ..connect()        set start = $zh                set reader = ##class(isc.barcode).%New(gateway)                set end1 = $zh        set barcodes = reader.readBarCode(file) set end2 = $zhif debug {write !,"Init: ",end1-startwrite !,"Reader: ",end2-end1, !zw barcodes        //break}        set sc = gateway.%Disconnect()    } catch ex {    break:debug        set sc = $$$ADDSC(ex.AsStatus(), $g(%objlasterror))    }    quit sc}}