From 805cd476829e0ae1705cf5d4d4c45285a0b0c0cd Mon Sep 17 00:00:00 2001
From: aquilescanta <aquilescanta@google.com>
Date: Thu, 10 Jun 2021 14:40:55 +0100
Subject: [PATCH] Add methods for comparing PlaybackException data

Also replace the equals() method in MediaUtils.

PiperOrigin-RevId: 378638642
---
 .../exoplayer2/ExoPlaybackException.java      | 17 ++++++++++
 .../android/exoplayer2/PlaybackException.java | 33 +++++++++++++++++++
 2 files changed, 50 insertions(+)

diff --git a/library/common/src/main/java/com/google/android/exoplayer2/ExoPlaybackException.java b/library/common/src/main/java/com/google/android/exoplayer2/ExoPlaybackException.java
index 7a156aa668..8a1bdcff70 100644
--- a/library/common/src/main/java/com/google/android/exoplayer2/ExoPlaybackException.java
+++ b/library/common/src/main/java/com/google/android/exoplayer2/ExoPlaybackException.java
@@ -344,6 +344,23 @@ public final class ExoPlaybackException extends PlaybackException {
     return (RuntimeException) Assertions.checkNotNull(getCause());
   }
 
+  @Override
+  public boolean errorInfoEquals(@Nullable PlaybackException that) {
+    if (!super.errorInfoEquals(that)) {
+      return false;
+    }
+    // We know that is not null and is an ExoPlaybackException because of the super call returning
+    // true.
+    ExoPlaybackException other = (ExoPlaybackException) Util.castNonNull(that);
+    return type == other.type
+        && Util.areEqual(rendererName, other.rendererName)
+        && rendererIndex == other.rendererIndex
+        && Util.areEqual(rendererFormat, other.rendererFormat)
+        && rendererFormatSupport == other.rendererFormatSupport
+        && Util.areEqual(mediaPeriodId, other.mediaPeriodId)
+        && isRecoverable == other.isRecoverable;
+  }
+
   /**
    * Returns a copy of this exception with the provided {@link MediaPeriodId}.
    *
diff --git a/library/common/src/main/java/com/google/android/exoplayer2/PlaybackException.java b/library/common/src/main/java/com/google/android/exoplayer2/PlaybackException.java
index 81f2fe9ba3..58f18bdcb1 100644
--- a/library/common/src/main/java/com/google/android/exoplayer2/PlaybackException.java
+++ b/library/common/src/main/java/com/google/android/exoplayer2/PlaybackException.java
@@ -23,6 +23,7 @@ import androidx.annotation.CallSuper;
 import androidx.annotation.IntDef;
 import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.util.Clock;
+import com.google.android.exoplayer2.util.Util;
 import java.lang.annotation.Documented;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
@@ -293,6 +294,38 @@ public class PlaybackException extends Exception implements Bundleable {
     this.timestampMs = timestampMs;
   }
 
+  /**
+   * Returns whether the error data associated to this exception equals the error data associated to
+   * {@code other}.
+   *
+   * <p>Note that this method does not compare the exceptions' stacktraces.
+   */
+  @CallSuper
+  public boolean errorInfoEquals(@Nullable PlaybackException other) {
+    if (this == other) {
+      return true;
+    }
+    if (other == null || getClass() != other.getClass()) {
+      return false;
+    }
+
+    @Nullable Throwable thisCause = getCause();
+    @Nullable Throwable thatCause = other.getCause();
+    if (thisCause != null && thatCause != null) {
+      if (!Util.areEqual(thisCause.getMessage(), thatCause.getMessage())) {
+        return false;
+      }
+      if (!Util.areEqual(thisCause.getClass(), thatCause.getClass())) {
+        return false;
+      }
+    } else if (thisCause != null || thatCause != null) {
+      return false;
+    }
+    return errorCode == other.errorCode
+        && Util.areEqual(getMessage(), other.getMessage())
+        && timestampMs == other.timestampMs;
+  }
+
   // Bundleable implementation.
 
   /**