1 files changed, 41 insertions, 0 deletions
diff --git a/examples/scala-js/tools/jvm/src/main/scala/scala/scalajs/tools/classpath/builder/PhysicalFileSystem.scala b/examples/scala-js/tools/jvm/src/main/scala/scala/scalajs/tools/classpath/builder/PhysicalFileSystem.scala
new file mode 100644
index 0000000..a0dd7a5
--- /dev/null
+++ b/examples/scala-js/tools/jvm/src/main/scala/scala/scalajs/tools/classpath/builder/PhysicalFileSystem.scala
@@ -0,0 +1,41 @@
+package scala.scalajs.tools.classpath.builder
+
+import scala.scalajs.tools.io._
+
+import scala.collection.immutable.Traversable
+
+import java.io._
+
+/** FileSystem implementation using java.io._ */
+trait PhysicalFileSystem extends FileSystem {
+
+  type File = java.io.File
+
+  val DummyVersion: String = "DUMMY_FILE"
+
+  def isDirectory(f: File): Boolean = f.isDirectory
+  def isFile(f: File): Boolean = f.isFile
+  def isJSFile(f: File): Boolean = f.isFile && f.getName.endsWith(".js")
+  def isIRFile(f: File): Boolean = f.isFile && f.getName.endsWith(".sjsir")
+  def isJARFile(f: File): Boolean = f.isFile && f.getName.endsWith(".jar")
+  def exists(f: File): Boolean = f.exists
+
+  def getName(f: File): String = f.getName
+  def getAbsolutePath(f: File): String = f.getAbsolutePath
+  def getVersion(f: File): String = f.lastModified.toString
+
+  def listFiles(d: File): Traversable[File] = {
+    require(d.isDirectory)
+    Option(d.listFiles).map(_.toList).getOrElse {
+      throw new IOException(s"Couldn't list files in $d")
+    }
+  }
+
+  def toJSFile(f: File): VirtualJSFile = FileVirtualJSFile(f)
+  def toIRFile(f: File): VirtualScalaJSIRFile = FileVirtualScalaJSIRFile(f)
+  def toReader(f: File): Reader =
+    new BufferedReader(new FileReader(f))
+  def toInputStream(f: File): InputStream =
+    new BufferedInputStream(new FileInputStream(f))
+
+}