20 package net.sf.gridarta.model.settings;
23 import java.util.Collection;
24 import java.util.concurrent.CopyOnWriteArrayList;
25 import org.jetbrains.annotations.NotNull;
38 private final Collection<ProjectSettingsListener>
listenerList =
new CopyOnWriteArrayList<>();
56 listener.mapsDirectoryChanged(mapsDirectory);