diff --git a/dependencies.gradle b/dependencies.gradle
index da3e0585b39661605b45ff9ec745ec1e5423d314..b5b4161929cd81ea6fa7ab5024b1ee4f446fc8a2 100644
--- a/dependencies.gradle
+++ b/dependencies.gradle
@@ -34,7 +34,7 @@ ext {
 
     gsyVideoVersion = '7.0.1'
 
-    exo_player2 = '2.9.6'
+    exo_player2 = '2.10.0'
 
     permissionsdispatcher = '4.3.0'
 
diff --git a/gsyVideoPlayer-exo_player2/src/main/java/tv/danmaku/ijk/media/exo2/ExoSourceManager.java b/gsyVideoPlayer-exo_player2/src/main/java/tv/danmaku/ijk/media/exo2/ExoSourceManager.java
index c86b6f8c9a7fb6ae25dec3a6aa10b87813c88719..27395df2e3e19c43c6f037a35da05af3f60397ce 100644
--- a/gsyVideoPlayer-exo_player2/src/main/java/tv/danmaku/ijk/media/exo2/ExoSourceManager.java
+++ b/gsyVideoPlayer-exo_player2/src/main/java/tv/danmaku/ijk/media/exo2/ExoSourceManager.java
@@ -28,6 +28,7 @@ import com.google.android.exoplayer2.upstream.cache.CacheDataSource;
 import com.google.android.exoplayer2.upstream.cache.CacheDataSourceFactory;
 import com.google.android.exoplayer2.upstream.cache.CacheSpan;
 import com.google.android.exoplayer2.upstream.cache.CacheUtil;
+import com.google.android.exoplayer2.upstream.cache.ContentMetadata;
 import com.google.android.exoplayer2.upstream.cache.LeastRecentlyUsedCacheEvictor;
 import com.google.android.exoplayer2.upstream.cache.SimpleCache;
 import com.google.android.exoplayer2.util.Util;
@@ -292,7 +293,7 @@ public class ExoSourceManager {
                 if (cachedSpans.size() == 0) {
                     isCache = false;
                 } else {
-                    long contentLength = cache.getContentLength(key);
+                    long contentLength = cache.getContentMetadata(key).get(ContentMetadata.KEY_CONTENT_LENGTH, C.LENGTH_UNSET);
                     long currentLength = 0;
                     for (CacheSpan cachedSpan : cachedSpans) {
                         currentLength += cache.getCachedLength(key, cachedSpan.position, cachedSpan.length);
diff --git a/gsyVideoPlayer/build.gradle b/gsyVideoPlayer/build.gradle
index 9da0cab075e6680d069196b8a404b0428cd79d2b..01afbc483cc45069284c734d92d68071bd257e25 100644
--- a/gsyVideoPlayer/build.gradle
+++ b/gsyVideoPlayer/build.gradle
@@ -35,8 +35,8 @@ android {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
 
-    //api project(':gsyVideoPlayer-java')
-    //api project(':gsyVideoPlayer-exo_player2')
+    api project(':gsyVideoPlayer-java')
+    api project(':gsyVideoPlayer-exo_player2')
     //api project(':gsyVideoPlayer-armv5')
     //api project(':gsyVideoPlayer-armv7a')
     //api project(':gsyVideoPlayer-armv64')
@@ -48,8 +48,8 @@ dependencies {
 
     //api "com.shuyu:GSYVideoPlayer:$gsyVideoVersion"
 
-    api "com.shuyu:gsyVideoPlayer-java:$gsyVideoVersion"
-    api "com.shuyu:GSYVideoPlayer-exo2:$gsyVideoVersion"
+    //api "com.shuyu:gsyVideoPlayer-java:$gsyVideoVersion"
+    //api "com.shuyu:GSYVideoPlayer-exo2:$gsyVideoVersion"
     api "com.shuyu:gsyVideoPlayer-armv5:$gsyVideoVersion"
     api "com.shuyu:gsyVideoPlayer-armv7a:$gsyVideoVersion"
     api "com.shuyu:gsyVideoPlayer-arm64:$gsyVideoVersion"