Add convertion java stream -> scala stream

src/main/scala/Main.scala

 import com.typesafe.config.{Config, ConfigFactory}
 
 import scala.xml._
-import java.nio.file.{Files, Path, Paths, StandardOpenOption}
+import java.nio.file.{Files, Paths, StandardOpenOption}
 import java.io.InputStream
 import java.nio.file.attribute.FileTime
-import java.util.zip.{ZipEntry, ZipFile}
+import java.util.zip.ZipFile
 import java.time.LocalDateTime
 
 import scala.util.{Failure, Success, Try}
+import scala.collection.JavaConverters._
 import xmlvalid._
 import templates._
 
@@ -35,10 +36,9 @@ object Main {
         .filter {
           p => !Files.isDirectory(p)
         }
-        .toArray
-        .map {
-          _.asInstanceOf[Path]
-        }
+        .iterator
+        .asScala
+        .toStream
 
       val start = LocalDateTime.now.toString.replace(":", ".")
 
@@ -68,8 +68,9 @@ object Main {
       createDirRes match {
         case Success(_) =>
 
-          val sourceArray = {
-            for (p <- paths) yield {
+          val sourceStream = paths
+            .flatMap {
+              p =>
                 val name = p.getFileName.toString
                 val ext = name.split('.').last.toLowerCase
 
@@ -79,10 +80,9 @@ object Main {
 
                     zip
                       .stream
-                    .toArray
-                    .map {
-                      z => z.asInstanceOf[ZipEntry]
-                    }
+                      .iterator
+                      .asScala
+                      .toStream
                       .map {
                         e =>
                           FileEntry(
@@ -98,7 +98,7 @@ object Main {
                     case Success(v) =>
                       v
                     case Failure(ex) =>
-                    Array(
+                      Stream(
                         FileEntry(
                           name,
                           Files.getLastModifiedTime(p),
@@ -109,7 +109,7 @@ object Main {
                       )
                   }
                 else
-                Array(
+                  Stream(
                     FileEntry(
                       name,
                       Files.getLastModifiedTime(p),
@@ -119,15 +119,13 @@ object Main {
                       None)
                   )
             }
-          }
-            .flatten
             .sortWith { (a, b) =>
               (a.modified.compareTo(b.modified) == 0 && a.name <= b.name) || (a.modified.compareTo(b.modified) < 0)
             }
 
 
           Try {
-            for (f <- sourceArray) {
+            for (f <- sourceStream) {
               val now = LocalDateTime.now.toString
 
               f.msg match {
@@ -170,13 +168,13 @@ object Main {
               }
             }
 
-            sourceArray
+            sourceStream
               .filter { f => f.zip.nonEmpty }
               .groupBy { f => f.zip.get }
               .keys
               .foreach { _.close() }
 
-            sourceArray
+            sourceStream
               .filter { f => f.zip.isEmpty }
               .foreach {
                 f =>