if (log.isTraceEnabled()) { log.trace(preProcessors[i].getClass().getName() + " execution time (ms): "
if (log.isDebugEnabled()) { log.debug(preProcessors[i].getClass().getName() + " execution time (ms): "
    public void preProcess(IngridQuery query) throws Exception {        IPreProcessor[] preProcessors = getPreProcessors();        for (int i = 0; i < preProcessors.length; i++) {            if (log.isDebugEnabled()) {                log.debug("run preprocessor: " + preProcessors[i].getClass().getName());            }            long start = System.currentTimeMillis();            preProcessors[i].process(query);            if (log.isTraceEnabled()) {                log.trace(preProcessors[i].getClass().getName() + " execution time (ms): "                        + (System.currentTimeMillis() - start));            }        }    }