From 1e8a94e49026b0a32216f0a150f07a43ea1ea74f Mon Sep 17 00:00:00 2001
From: C3C0 <ceco@ceco.sk.eu.org>
Date: Fri, 15 Jan 2021 13:40:06 +0100
Subject: [PATCH] XSharedPreferences: properly handle reg/unreg of change
 listeners

Throw exception in case file watcher feature is disabled.
---
 .../java/de/robv/android/xposed/XSharedPreferences.java     | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/xposed-bridge/src/main/java/de/robv/android/xposed/XSharedPreferences.java b/xposed-bridge/src/main/java/de/robv/android/xposed/XSharedPreferences.java
index 82e64c1d..1f0272bb 100644
--- a/xposed-bridge/src/main/java/de/robv/android/xposed/XSharedPreferences.java
+++ b/xposed-bridge/src/main/java/de/robv/android/xposed/XSharedPreferences.java
@@ -483,6 +483,9 @@ public final class XSharedPreferences implements SharedPreferences {
     @Deprecated
     @Override
     public void registerOnSharedPreferenceChangeListener(OnSharedPreferenceChangeListener listener) {
+        if (!mWatcherEnabled)
+            throw new UnsupportedOperationException("File watcher feature is disabled for this instance");
+
         synchronized(this) {
             mListeners.put(listener, sContent);
         }
@@ -491,6 +494,9 @@ public final class XSharedPreferences implements SharedPreferences {
     @Deprecated
     @Override
     public void unregisterOnSharedPreferenceChangeListener(OnSharedPreferenceChangeListener listener) {
+        if (!mWatcherEnabled)
+            throw new UnsupportedOperationException("File watcher feature is disabled for this instance");
+
         synchronized(this) {
             mListeners.remove(listener);
         }