From c2215d085640f31cf7cc96ab66dd8f4b4bdf976d Mon Sep 17 00:00:00 2001
From: shubang <shubang@google.com>
Date: Wed, 6 Apr 2016 19:33:44 -0700
Subject: [PATCH] TIF: Add equals() and hashCode() for comparisons

Bug: 21307285
Change-Id: I6afcde913b3238044fd66d5f74afe3f97a85b25e
---
 media/java/android/media/tv/TvTrackInfo.java | 34 ++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/media/java/android/media/tv/TvTrackInfo.java b/media/java/android/media/tv/TvTrackInfo.java
index e623353c24406..d718a7ee27237 100644
--- a/media/java/android/media/tv/TvTrackInfo.java
+++ b/media/java/android/media/tv/TvTrackInfo.java
@@ -20,9 +20,12 @@ import android.annotation.NonNull;
 import android.os.Bundle;
 import android.os.Parcel;
 import android.os.Parcelable;
+import android.text.TextUtils;
 
 import com.android.internal.util.Preconditions;
 
+import java.util.Objects;
+
 /**
  * Encapsulates the format of tracks played in {@link TvInputService}.
  */
@@ -245,6 +248,37 @@ public final class TvTrackInfo implements Parcelable {
         dest.writeBundle(mExtra);
     }
 
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) {
+          return true;
+        }
+
+        if (!(o instanceof TvTrackInfo)) {
+          return false;
+        }
+
+        TvTrackInfo obj = (TvTrackInfo) o;
+        return TextUtils.equals(mId, obj.mId)
+                && mType == obj.mType
+                && TextUtils.equals(mLanguage, obj.mLanguage)
+                && TextUtils.equals(mDescription, obj.mDescription)
+                && Objects.equals(mExtra, obj.mExtra)
+                && (mType == TYPE_AUDIO
+                        ? mAudioChannelCount == obj.mAudioChannelCount
+                        && mAudioSampleRate == obj.mAudioSampleRate
+                        : (mType == TYPE_VIDEO
+                                ? mVideoWidth == obj.mVideoWidth
+                                && mVideoHeight == obj.mVideoHeight
+                                && mVideoFrameRate == obj.mVideoFrameRate
+                                && mVideoPixelAspectRatio == obj.mVideoPixelAspectRatio : true));
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hashCode(mId);
+    }
+
     public static final Parcelable.Creator<TvTrackInfo> CREATOR =
             new Parcelable.Creator<TvTrackInfo>() {
                 @Override