XSharedPreferences: properly handle reg/unreg of change listeners

Throw exception in case file watcher feature is disabled.
ElderDrivers · Jan 15, 2021 · 1e8a94e · 1e8a94e
1 parent f8aa9d0
commit 1e8a94e
Showing 1 changed file with 6 additions and 0 deletions.
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
@@ -483,6 +483,9 @@ public Editor edit() {
     @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 void registerOnSharedPreferenceChangeListener(OnSharedPreferenceChangeLis
     @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);
         }