* minor GridFSStreamObserver update

Author: sfxcode

src/main/scala/com/sfxcode/nosql/mongo/gridfs/GridFSStreamObserver.scala

@@ -8,7 +8,7 @@ import com.typesafe.scalalogging.LazyLogging
 import org.mongodb.scala.Observer
 
 case class GridFSStreamObserver(outputStream: OutputStream) extends Observer[ByteBuffer] with LazyLogging {
-  val completed    = new AtomicBoolean(false)
+  val completed = new AtomicBoolean(false)
   val resultLength = new AtomicLong(0)
 
   override def onNext(buffer: ByteBuffer): Unit = {

src/test/scala/com/sfxcode/nosql/mongo/gridfs/GridfsDatabaseFunctions.scala

@@ -29,13 +29,14 @@ trait GridfsDatabaseFunctions {
   }
 
   def downloadImage(id: ObjectId, path: String): Unit = {
-    val file = File(path)
-    val start = System.currentTimeMillis()
-    val size: Int = ImageFilesDAO.downloadToStream(id, file.newOutputStream)
+    val file       = File(path)
+    val start      = System.currentTimeMillis()
+    val size: Long = ImageFilesDAO.downloadToStream(id, file.newOutputStream)
 
     println(
       "file: %s with size %s Bytes written in %s ms "
-        .format(file.pathAsString, size, System.currentTimeMillis() - start))
+        .format(file.pathAsString, size, System.currentTimeMillis() - start)
+    )
   }
 
   def findImage(id: ObjectId): GridFSFile = ImageFilesDAO.findById(id)