Replace use of Path with use of File

src/main/scala/net/kemitix/s3thorp/Config.scala

@@ -1,10 +1,10 @@
 package net.kemitix.s3thorp
 
-import net.kemitix.s3thorp.Sync.{Bucket, LocalPath}
+import net.kemitix.s3thorp.Sync.{Bucket, LocalFile}
 
 case class Config(bucket: Bucket = "",
                   prefix: String = "",
-                  source: LocalPath
+                  source: LocalFile
                ) {
 
 }

src/main/scala/net/kemitix/s3thorp/LocalFileStream.scala

@@ -1,35 +1,29 @@
 package net.kemitix.s3thorp
 
-import java.nio.file.{DirectoryStream, Files, Path}
+import java.io.File
+
 import fs2.Stream
-import scala.collection.JavaConverters._
+
 import cats.effect.IO
 
 trait LocalFileStream {
 
-  def streamDirectoryPaths(path: Path): Stream[IO, Path] =
+  def streamDirectoryPaths(file: File): Stream[IO, File] =
   {
-    Stream.eval(IO(path)).
-      flatMap(openDirectory).
+    Stream.eval(IO(file)).
+      flatMap(file => Stream.fromIterator[IO, File](dirPaths(file))).
       flatMap(recurseIntoSubDirectories)
   }
 
-  private def acquire: Path => IO[DirectoryStream[Path]] =
-    p => IO(Files.newDirectoryStream(p))
+  private def dirPaths(file: File): Iterator[File] = {
+    Option(file.listFiles).map(_.iterator).
+      getOrElse(throw new IllegalArgumentException(s"Directory not found $file"))
+  }
 
-  private def release: DirectoryStream[Path] => IO[Unit] =
-    ds => IO(ds.close())
-
-  private def openDirectory: Path => Stream[IO, Path] =
-    p => Stream.bracket(acquire(p))(release).
-      map(ds => ds.iterator()).
-      map(ji => ji.asScala).
-      flatMap(it => Stream.fromIterator[IO, Path](it))
-
-  private def recurseIntoSubDirectories: Path => Stream[IO, Path] =
-    p =>
-      if (p.toFile.isDirectory) streamDirectoryPaths(p)
-      else Stream(p)
+  private def recurseIntoSubDirectories: File => Stream[IO, File] =
+    file =>
+      if (file.isDirectory) streamDirectoryPaths(file)
+      else Stream(file)
 
 
 }

src/main/scala/net/kemitix/s3thorp/Main.scala

@@ -10,7 +10,7 @@ object Main extends IOApp {
   def putStrLn(value: String) = IO { println(value) }
 
   val defaultConfig: Config =
-    Config("(none)", "", Paths.get(".").toAbsolutePath)
+    Config("(none)", "", Paths.get(".").toFile)
 
   def program(args: List[String]): IO[ExitCode] =
     for {

src/main/scala/net/kemitix/s3thorp/ParseArgs.scala

@@ -15,7 +15,7 @@ object ParseArgs {
       programName("S3Thorp"),
       head("s3thorp"),
       opt[String]('s', "source")
-        .action((str, c) => c.copy(source = Paths.get(str)))
+        .action((str, c) => c.copy(source = Paths.get(str).toFile))
         .required()
         .text("Source directory to sync to S3"),
       opt[String]('b', "bucket")

src/main/scala/net/kemitix/s3thorp/S3MetaData.scala

@@ -1,8 +1,8 @@
 package net.kemitix.s3thorp
 
-import net.kemitix.s3thorp.Sync.{Hash, LastModified, LocalPath, RemotePath}
+import net.kemitix.s3thorp.Sync.{Hash, LastModified, LocalFile, RemotePath}
 
-case class S3MetaData(localPath: LocalPath,
+case class S3MetaData(localFile: LocalFile,
                       remotePath: RemotePath,
                       remoteHash: Hash,
                       remoteLastModified: LastModified)

src/main/scala/net/kemitix/s3thorp/S3MetaDataEnricher.scala

@@ -1,18 +1,19 @@
 package net.kemitix.s3thorp
 
-import java.nio.file.Path
+import java.io.File
 import java.time.Instant
+
 import fs2.Stream
 import cats.effect.IO
 import Main.putStrLn
 
 trait S3MetaDataEnricher extends S3Client {
 
-  def enrichWithS3MetaData: Path => Stream[IO, S3MetaData] =
-    path => Stream.eval(for {
-      _ <- putStrLn(s"enrich: $path")
-      // HEAD(bucket, prefix, relative(path))
+  def enrichWithS3MetaData: File => Stream[IO, S3MetaData] =
+    file => Stream.eval(for {
+      _ <- putStrLn(s"enrich: $file")
+      // HEAD(bucket, prefix, relative(file))
       // create blank S3MetaData records (sealed trait?)
-    } yield S3MetaData(path, "", "", Instant.now()))
+    } yield S3MetaData(file, "", "", Instant.now()))
 
 }

src/main/scala/net/kemitix/s3thorp/Sync.scala

@@ -1,5 +1,6 @@
 package net.kemitix.s3thorp
 
+import java.io.File
 import java.nio.file.Path
 import java.time.Instant
 
@@ -21,19 +22,20 @@ object Sync extends LocalFileStream with S3MetaDataEnricher {
   } yield ()
 
   type Bucket = String // the S3 bucket name
-  type LocalPath = Path // fully qualified path to a file or directory
+  type LocalFile = File // the file or directory
   type RemotePath = String // path within an S3 bucket
   type Hash = String // an MD5 hash
   type LastModified = Instant // or scala equivalent
 
-  private def uploadRequiredFilter: S3MetaData => Stream[IO, Path] = s3Metadata => Stream.eval(for {
-      _ <- putStrLn(s"upload required: ${s3Metadata.localPath}")
+  private def uploadRequiredFilter: S3MetaData => Stream[IO, File] = s3Metadata => Stream.eval(for {
+      _ <- putStrLn(s"upload required: ${s3Metadata.localFile}")
       //md5File(localFile)
       //filter(localHash => options.force || localHash != metadataHash)
-    } yield s3Metadata.localPath)
+    } yield s3Metadata.localFile)
 
-  private def performUpload: Path => Stream[IO, Promise[Unit]] = path => Stream.eval(for {
-      _ <- putStrLn(s"upload: $path")
+  private def performUpload: File => Stream[IO, Promise[Unit]] =
+    file => Stream.eval(for {
+      _ <- putStrLn(s"upload: $file")
       // upload
       p = Promise[Unit]()
     } yield p)