private void transitionException(List<Align> alignList) {
        for (Align align : alignList) {
            if (align.hasException()) {
                ExceptionInfo exceptionInfo = align.getExceptionInfo();
                StringMetaDataBo stringMetaData = selectStringMetaData(align.getAgentId(), exceptionInfo.id(), align.getAgentStartTime());
                align.setExceptionClass(stringMetaData.getStringValue());
            }
        }

    }
@author emeroad
@author jaehong.kim
@author minwoo.jung
web/src/main/java/com/navercorp/pinpoint/web/service/SpanServiceImpl.java