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Added the option to use - to read the mapping rules from stdin in the… #233

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Merged
herminiogg merged 1 commit into from
Sep 5, 2025
Merged

Added the option to use - to read the mapping rules from stdin in the… #233

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4 changes: 2 additions & 2 deletions src/main/scala/com/herminiogarcia/shexml/Main.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -26,7 +26,7 @@ object Main {
description = Array("Map and merge heterogeneous data sources with a Shape Expressions based syntax"))
class Main extends Callable[Int] {

@Option(names = Array("-m", "--mapping"), required = true, description = Array("Path to the file with the mappings"))
@Option(names = Array("-m", "--mapping"), required = true, description = Array("Path to the file with the mappings. If '-' is provided as the path the engine will read from the standard input."))
private var file: String = ""

@ArgGroup(validate = false, heading = "Options for the transformation to RDF%n")
Expand All @@ -39,7 +39,7 @@ class Main extends Callable[Int] {
private var generalTransformationOptions: GeneralTransformationOptions = new GeneralTransformationOptions()

override def call(): Int = {
val fileHandler = scala.io.Source.fromFile(file)
val fileHandler = if(file == "-") scala.io.Source.stdin else scala.io.Source.fromFile(file)
val parallelExecutionConfiguration =
if(generalTransformationOptions.parallel) ParallelExecutionConfigurator(generalTransformationOptions.parallelAspects, generalTransformationOptions.numberOfThreads)
else ParallelExecutionConfigurator.empty
Expand Down