val generateIdnaMappingTableConfiguration: Configuration by configurations.creating
dependencies {
  generateIdnaMappingTableConfiguration(projects.okhttpIdnaMappingTable)
}
val generateIdnaMappingTable =
  tasks.register<JavaExec>("generateIdnaMappingTable") {
    val idnaOutput = layout.buildDirectory.dir("generated/sources/idnaMappingTable")

    outputs.dir(idnaOutput)
    mainClass.set("okhttp3.internal.idn.GenerateIdnaMappingTableCode")

                File outFile = fvd.relativePath.replaceLastName(newFileName).getFile(destDir)
                outFile.parentFile.mkdirs()

                execOps.javaexec {
                    mainClass.set(XslTransformer.name)
                    args(stylesheetFile.absolutePath)
                    args(fvd.file.absolutePath)
                    args(outFile.absolutePath)