From 484f7b4d64b2ad72c2d6ed9dfe831c57049cca80 Mon Sep 17 00:00:00 2001
From: Riley Jones <jonesriley@google.com>
Date: Wed, 23 Feb 2022 02:09:37 +0000
Subject: [PATCH] Fix for out-of-bound error regarding NoCopySpan objects

Bug: 169417148
Change-Id: I2e4a0a3745bb3a53d8f22d4090cdf4d93e19116b
Merged-In: I2e4a0a3745bb3a53d8f22d4090cdf4d93e19116b
---
 .../android/view/accessibility/AccessibilityNodeInfo.java   | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/core/java/android/view/accessibility/AccessibilityNodeInfo.java b/core/java/android/view/accessibility/AccessibilityNodeInfo.java
index 4baad1e95aa83..a20b2b2f79a46 100644
--- a/core/java/android/view/accessibility/AccessibilityNodeInfo.java
+++ b/core/java/android/view/accessibility/AccessibilityNodeInfo.java
@@ -3046,6 +3046,9 @@ public class AccessibilityNodeInfo implements Parcelable {
             int spanToReplaceStart = spannable.getSpanStart(span);
             int spanToReplaceEnd = spannable.getSpanEnd(span);
             int spanToReplaceFlags = spannable.getSpanFlags(span);
+            if (spanToReplaceStart < 0) {
+                continue;
+            }
             spannable.removeSpan(span);
             ClickableSpan replacementSpan = (span instanceof URLSpan)
                     ? new AccessibilityURLSpan((URLSpan) span)
@@ -3083,6 +3086,9 @@ public class AccessibilityNodeInfo implements Parcelable {
             int spanToReplaceStart = spannable.getSpanStart(span);
             int spanToReplaceEnd = spannable.getSpanEnd(span);
             int spanToReplaceFlags = spannable.getSpanFlags(span);
+            if (spanToReplaceStart < 0) {
+                continue;
+            }
             spannable.removeSpan(span);
             ReplacementSpan replacementSpan = new AccessibilityReplacementSpan(replacementText);
             spannable.setSpan(replacementSpan, spanToReplaceStart, spanToReplaceEnd,