val storage: Storage = StorageOptions.getDefaultInstance.getService
val fileContent = Files.readAllBytes(file.toPath)
val fileId: BlobId = BlobId.of(bucketName, s"$folderName/$fileName")
val fileInfo: BlobInfo = BlobInfo.newBuilder(fileId).build()
storage.create(fileInfo, fileContent)

val storage: Storage = StorageOptions.getDefaultInstance.getService
val outputPath = s"$folderName/$fileName"
val fileInfo: BlobInfo = BlobInfo.newBuilder(bucketName, outputPath).build()
val optionWrite: SignUrlOption = Storage.SignUrlOption.httpMethod(HttpMethod.PUT)
val signedUrl: URL = storage.signUrl(fileInfo, 30, TimeUnit.MINUTES, optionWrite)
val connection = signedUrl.openConnection
connection.setDoOutput(true)
val out = connection.getOutputStream

val inputStream = Files.newInputStream(file.toPath)
var nextByte = inputStream.read()
while (nextByte != -1) {
 out.write(nextByte)
 nextByte = inputStream.read()
}
out.flush()
inputStream.close()
out.close()

"com.google.cloud" % "google-cloud-storage" % "1.12.0"