Make getter return readonly collection.

2022-02-13 16:54:49 +01:00
parent fad198e9d1
commit 3fdf49f3af
1 changed files with 1 additions and 1 deletions
--- a/src/main/java/li/cil/oc2/common/bus/AbstractDeviceBusElement.java
+++ b/src/main/java/li/cil/oc2/common/bus/AbstractDeviceBusElement.java
@@ -35,7 +35,7 @@ public abstract class AbstractDeviceBusElement implements DeviceBusElement {

    @Override
    public Collection<DeviceBusController> getControllers() {
-        return controllers;
+        return Collections.unmodifiableSet(controllers);
    }

    @Override