public synchronized void refresh() {
        if (repositoriesJson != null) {
            initRepositoriesFromJson();
        }
        for (UpdateRepository updateRepository : repositories) {
            updateRepository.refresh();
        }
        lastPluginRelease.clear();
    }
public synchronized void refresh ( ) { if ( repositoriesJson != null ) { initRepositoriesFromJson ( ) ; } for ( UpdateRepository updateRepository : repositories ) { updateRepository . refresh ( ) ; } lastPluginRelease . clear ( ) ; }
Refreshes all repositories, so they are forced to refresh list of plugins.