Fix compilation + Cleanup

Author: litetex

extractor/src/test/java/org/schabi/newpipe/downloader/MockDownloader.java

@@ -7,7 +7,9 @@
 import org.schabi.newpipe.extractor.downloader.Response;
 
 import java.io.IOException;
+import java.io.UncheckedIOException;
 import java.nio.file.Files;
+import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.util.HashMap;
 import java.util.Map;
@@ -27,17 +29,20 @@ class MockDownloader extends Downloader {
     public MockDownloader(@Nonnull final String path) {
         this.path = path;
         this.mocks = new HashMap<>();
+
         try (final var directoryStream = Files.newDirectoryStream(Paths.get(path),
                 entry -> entry.getFileName().toString()
                         .startsWith(RecordingDownloader.FILE_NAME_PREFIX))) {
-            for (final var entry : directoryStream) {
+            for (final Path entry : directoryStream) {
                 try (final var reader = Files.newBufferedReader(entry)) {
                     final var response = new GsonBuilder()
                             .create()
                             .fromJson(reader, TestRequestResponse.class);
                     mocks.put(response.getRequest(), response.getResponse());
                 }
             }
+        } catch (final IOException ioe) {
+            throw new UncheckedIOException(ioe);
         }
     }
 

extractor/src/test/java/org/schabi/newpipe/downloader/RecordingDownloader.java

@@ -10,6 +10,7 @@
 import java.io.IOException;
 import java.io.UncheckedIOException;
 import java.nio.file.Files;
+import java.nio.file.Path;
 import java.nio.file.Paths;
 
 import javax.annotation.Nonnull;
@@ -40,28 +41,30 @@ class RecordingDownloader extends Downloader {
             "(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)";
 
     private int index = 0;
-    private final String path;
+    private final Path path;
 
     /**
      * Creates the folder described by {@code stringPath} if it does not exist.
      * Deletes existing files starting with {@link RecordingDownloader#FILE_NAME_PREFIX}.
      * @param stringPath Path to the folder where the json files will be saved to.
      */
     public RecordingDownloader(final String stringPath) {
-        this.path = stringPath;
-        final var path = Paths.get(stringPath);
+        this.path = Paths.get(stringPath);
+        
         if (Files.exists(path)) {
             try (final var directoryStream = Files.newDirectoryStream(path,
                     entry -> entry.getFileName().toString()
                             .startsWith(RecordingDownloader.FILE_NAME_PREFIX))) {
-                for (final var entry : directoryStream) {
+                for (final Path entry : directoryStream) {
                     Files.delete(entry);
                 }
+            } catch (final IOException ioe) {
+                throw new UncheckedIOException(ioe);
             }
         } else {
             try {
                 Files.createDirectories(path);
-            } catch (IOException e) {
+            } catch (final IOException e) {
                 throw new UncheckedIOException(e);
             }
         }
@@ -80,7 +83,7 @@ public Response execute(@Nonnull final Request request) throws IOException,
             response.latestUrl()
         );
 
-        final var outputPath = Paths.get(path).resolve(FILE_NAME_PREFIX + index + ".json");
+        final Path outputPath = path.resolve(FILE_NAME_PREFIX + index + ".json");
         index++;
         try (final var writer = Files.newBufferedWriter(outputPath)) {
             new GsonBuilder()