String queryIP = "All".equals(ip) == true ? "all" : ip;
List<Graph> graphs = new ArrayList<Graph>();
for (long startLong = start.getTime(); startLong < end.getTime(); startLong = startLong + TimeHelper.ONE_HOUR) {
try {
Graph graph = m_graphDao.findSingalByDomainNameIpDuration(new Date(startLong), queryIP, domain,
ProblemAnalyzer.ID, GraphEntity.READSET_FULL);
graphs.add(graph);
} catch (DalNotFoundException e) {
} catch (Exception e) {
Cat.logError(e);