Added offAll method interface method to remove all listeners

Author: sacOO7

chat-android/src/main/java/com/ably/chat/Room.kt

@@ -4,7 +4,6 @@ package com.ably.chat
 
 import io.ably.lib.types.AblyException
 import io.ably.lib.types.ErrorInfo
-import io.ably.lib.util.Log
 import io.ably.lib.util.Log.LogHandler
 
 /**

chat-android/src/main/java/com/ably/chat/RoomStatus.kt

@@ -33,6 +33,11 @@ interface IRoomStatus {
          */
         fun roomStatusChanged(change: RoomStatusChange)
     }
+
+    /**
+     * Removes all listeners that were added by the `onChange` method.
+     */
+    fun offAll();
 }
 
 class RoomStatus(override val current: RoomLifecycle, override val error: ErrorInfo?) : IRoomStatus {
@@ -45,6 +50,10 @@ class RoomStatus(override val current: RoomLifecycle, override val error: ErrorI
             listeners.remove(listener)
         }
     }
+
+    override fun offAll() {
+        listeners.clear();
+    }
 }
 
 /**