How to use

refresh

method

in

com.atlassian.jira.issue.search.managers.DefaultSearchHandlerManager

private void refreshWhenModuleChanged(ModuleDescriptor<?> module)
{
  // we listen to the EntityPropertyIndexDocumentModuleDescriptor to listen for plugins that
  // might be defining JQL aliases but have no custom field searchers
  if (module instanceof CustomFieldSearcherModuleDescriptor
      || module instanceof EntityPropertyIndexDocumentModuleDescriptor)
  {
    refresh();
  }
}

@SuppressWarnings ({ "UnusedDeclaration" })
@EventListener
public void onClearCache(final ClearCacheEvent event)
{
  refresh();
}