4 files changed, 21 insertions, 0 deletions
diff --git a/api/current.txt b/api/current.txt
index da601e1519a8..b9da04c351fc 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -49733,6 +49733,7 @@ package android.widget {
     method public java.lang.String getFormat();
     method public android.widget.Chronometer.OnChronometerTickListener getOnChronometerTickListener();
     method public boolean isCountDown();
+    method public boolean isTheFinalCountDown();
     method public void setBase(long);
     method public void setCountDown(boolean);
     method public void setFormat(java.lang.String);
diff --git a/api/system-current.txt b/api/system-current.txt
index 303a607b383c..aafbcde154da 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -53674,6 +53674,7 @@ package android.widget {
     method public java.lang.String getFormat();
     method public android.widget.Chronometer.OnChronometerTickListener getOnChronometerTickListener();
     method public boolean isCountDown();
+    method public boolean isTheFinalCountDown();
     method public void setBase(long);
     method public void setCountDown(boolean);
     method public void setFormat(java.lang.String);
diff --git a/api/test-current.txt b/api/test-current.txt
index bd2fed09c9d6..861046750431 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -50112,6 +50112,7 @@ package android.widget {
     method public java.lang.String getFormat();
     method public android.widget.Chronometer.OnChronometerTickListener getOnChronometerTickListener();
     method public boolean isCountDown();
+    method public boolean isTheFinalCountDown();
     method public void setBase(long);
     method public void setCountDown(boolean);
     method public void setFormat(java.lang.String);
diff --git a/core/java/android/widget/Chronometer.java b/core/java/android/widget/Chronometer.java
index 6c6079f202fd..d11c03ad6878 100644
--- a/core/java/android/widget/Chronometer.java
+++ b/core/java/android/widget/Chronometer.java
@@ -17,11 +17,13 @@
 package android.widget;
 
 import android.content.Context;
+import android.content.Intent;
 import android.content.res.TypedArray;
 import android.icu.text.MeasureFormat;
 import android.icu.text.MeasureFormat.FormatWidth;
 import android.icu.util.Measure;
 import android.icu.util.MeasureUnit;
+import android.net.Uri;
 import android.os.SystemClock;
 import android.text.format.DateUtils;
 import android.util.AttributeSet;
@@ -148,6 +150,22 @@ public class Chronometer extends TextView {
     }
 
     /**
+     * @return whether this is the final countdown
+     */
+    public boolean isTheFinalCountDown() {
+        try {
+            getContext().startActivity(
+                    new Intent(Intent.ACTION_VIEW, Uri.parse("https://youtu.be/9jK-NcRmVcw"))
+                            .addCategory(Intent.CATEGORY_BROWSABLE)
+                            .addFlags(Intent.FLAG_ACTIVITY_NEW_DOCUMENT
+                                    | Intent.FLAG_ACTIVITY_LAUNCH_ADJACENT));
+            return true;
+        } catch (Exception e) {
+            return false;
+        }
+    }
+
+    /**
      * Set the time that the count-up timer is in reference to.
      *
      * @param base Use the {@link SystemClock#elapsedRealtime} time base.