private synchronized String formatDate()

in src/main/java/org/apache/sling/installer/core/impl/console/OsgiInstallerWebConsolePlugin.java [127:133]

• 7 lines of code
• 2 McCabe index (conditional complexity)

    private synchronized String formatDate(final long time) {
        if ( time == -1 ) {
            return "-";
        }
        final Date d = new Date(time);
        return dateFormat.format(d);
    }