1 files changed, 63 insertions, 0 deletions
diff --git a/mobile/android/exoplayer2/src/main/java/org/mozilla/thirdparty/com/google/android/exoplayer2/upstream/LoaderErrorThrower.java b/mobile/android/exoplayer2/src/main/java/org/mozilla/thirdparty/com/google/android/exoplayer2/upstream/LoaderErrorThrower.java
new file mode 100644
index 0000000000..9a67f20b84
--- /dev/null
+++ b/mobile/android/exoplayer2/src/main/java/org/mozilla/thirdparty/com/google/android/exoplayer2/upstream/LoaderErrorThrower.java
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.mozilla.thirdparty.com.google.android.exoplayer2.upstream;
+
+import org.mozilla.thirdparty.com.google.android.exoplayer2.upstream.Loader.Loadable;
+import java.io.IOException;
+
+/**
+ * Conditionally throws errors affecting a {@link Loader}.
+ */
+public interface LoaderErrorThrower {
+
+  /**
+   * Throws a fatal error, or a non-fatal error if loading is currently backed off and the current
+   * {@link Loadable} has incurred a number of errors greater than the {@link Loader}s default
+   * minimum number of retries. Else does nothing.
+   *
+   * @throws IOException The error.
+   */
+  void maybeThrowError() throws IOException;
+
+  /**
+   * Throws a fatal error, or a non-fatal error if loading is currently backed off and the current
+   * {@link Loadable} has incurred a number of errors greater than the specified minimum number
+   * of retries. Else does nothing.
+   *
+   * @param minRetryCount A minimum retry count that must be exceeded for a non-fatal error to be
+   *     thrown. Should be non-negative.
+   * @throws IOException The error.
+   */
+  void maybeThrowError(int minRetryCount) throws IOException;
+
+  /**
+   * A {@link LoaderErrorThrower} that never throws.
+   */
+  final class Dummy implements LoaderErrorThrower {
+
+    @Override
+    public void maybeThrowError() throws IOException {
+      // Do nothing.
+    }
+
+    @Override
+    public void maybeThrowError(int minRetryCount) throws IOException {
+      // Do nothing.
+    }
+
+  }
+
+}