From 1a5d12359df09de6fc20fee74bcf3e3a98881208 Mon Sep 17 00:00:00 2001
From: Oliver Woodman <olly@google.com>
Date: Thu, 30 Jul 2015 20:34:17 +0100
Subject: [PATCH] Fail fast if we can't play anything.

Issue: #672
---
 .../android/exoplayer/demo/player/HlsRendererBuilder.java    | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/demo/src/main/java/com/google/android/exoplayer/demo/player/HlsRendererBuilder.java b/demo/src/main/java/com/google/android/exoplayer/demo/player/HlsRendererBuilder.java
index a8a913d1a5..3f4647cade 100644
--- a/demo/src/main/java/com/google/android/exoplayer/demo/player/HlsRendererBuilder.java
+++ b/demo/src/main/java/com/google/android/exoplayer/demo/player/HlsRendererBuilder.java
@@ -146,6 +146,11 @@ public class HlsRendererBuilder implements RendererBuilder {
         }
       }
 
+      if (variantIndices.length == 0) {
+        player.onRenderersError(new IllegalStateException("No variants selected."));
+        return;
+      }
+
       DataSource dataSource = new DefaultUriDataSource(context, bandwidthMeter, userAgent);
       HlsChunkSource chunkSource = new HlsChunkSource(dataSource, url, manifest, bandwidthMeter,
           variantIndices, HlsChunkSource.ADAPTIVE_MODE_SPLICE, audioCapabilities);