simplify monitor passthrough listener logic

2021-09-18 21:45:03 -03:00
parent b9f6029005
commit 188e3a75cc
1 changed files with 1 additions and 1 deletions
@@ -72,7 +72,7 @@ public class MEMonitorPassThrough<T extends IAEStack<T>> extends MEPassThrough<T
 		final IItemList<T> after = this.getInternal() == null ? this.getWrappedChannel().createList() : this.getInternal()
 				.getAvailableItems( new ItemListIgnoreCrafting( this.getWrappedChannel().createList() ) );

-		if( this.monitor != null )
+		if( this.monitor != null && this.listeners.size() > 0 )
 		{
 			this.monitor.addListener( this, this.monitor );
 		}