public void setResponseHistogram(List<ResponseTime> responseHistogramList) {
            this.agentTimeHistogram = createAgentLevelTimeSeriesResponseTime(responseHistogramList);
            this.agentHistogramMap = createAgentLevelResponseTime(responseHistogramList);

            setApplicationResponseHistogram(responseHistogramList);
        }
this class is a collection of
applicationHistogram
agentHistogram
applicationTimeHistogram
agentTimeHistogram

@author emeroad
web/src/main/java/com/navercorp/pinpoint/web/applicationmap/histogram/NodeHistogram.java