Fix ClassCastException if not using default Youtube track details loader

jagrosh · May 31, 2021 · 29eecb1 · 29eecb1
1 parent 4947594
commit 29eecb1
Showing 1 changed file with 16 additions and 13 deletions.
diff --git a/...rc/main/java/com/sedmelluq/discord/lavaplayer/track/playback/LocalAudioTrackExecutor.java b/...rc/main/java/com/sedmelluq/discord/lavaplayer/track/playback/LocalAudioTrackExecutor.java
@@ -124,23 +124,26 @@ private void attemptProcess(TrackStateListener listener) {
       if (e.getMessage().contains("Not success status code: 403")
           && (lastRetry == -1 || lastRetry + RETRY_COOLDOWN <= System.currentTimeMillis())
           && audioTrack.getSourceManager() instanceof YoutubeAudioSourceManager) {
-        lastRetry = System.currentTimeMillis();
-
-        log.debug("Detected 403, clearing cipher cache and retrying.");
 
         YoutubeAudioSourceManager sourceManager = (YoutubeAudioSourceManager) audioTrack.getSourceManager();
-        DefaultYoutubeTrackDetailsLoader trackDetailsLoader = (DefaultYoutubeTrackDetailsLoader) sourceManager.getTrackDetailsLoader();
-        DefaultYoutubeTrackDetailsLoader.CachedPlayerScript cachedScript = trackDetailsLoader.getCachedPlayerScript();
 
-        // Clear cached scripts and ciphers.
-        if (cachedScript != null) {
-          ((YoutubeSignatureCipherManager) sourceManager.getSignatureResolver()).clearCache(cachedScript.getPlayerScriptUrl());
-          trackDetailsLoader.clearCache();
-        }
+        if (sourceManager.getTrackDetailsLoader() instanceof DefaultYoutubeTrackDetailsLoader) {
+          log.debug("Detected 403, clearing cipher cache and retrying.");
+          lastRetry = System.currentTimeMillis();
+
+          DefaultYoutubeTrackDetailsLoader trackDetailsLoader = (DefaultYoutubeTrackDetailsLoader) sourceManager.getTrackDetailsLoader();
+          DefaultYoutubeTrackDetailsLoader.CachedPlayerScript cachedScript = trackDetailsLoader.getCachedPlayerScript();
 
-        // Attempt to process again.
-        attemptProcess(listener);
-        return;
+          // Clear cached scripts and ciphers.
+          if (cachedScript != null) {
+            ((YoutubeSignatureCipherManager) sourceManager.getSignatureResolver()).clearCache(cachedScript.getPlayerScriptUrl());
+            trackDetailsLoader.clearCache();
+          }
+
+          // Attempt to process again.
+          attemptProcess(listener);
+          return;
+        }
       }
 
       // Temporarily clear the interrupted status so it would not disrupt listener methods.