public List<QueryHistoryBo> getQueryHistory(String username) {
List<QueryHistoryBo> qhbs = new ArrayList<QueryHistoryBo>();
List<QueryHistory> qhs = queryHistoryService.selectQueryHistoryByUsername(username);
for (QueryHistory qh : qhs) {
QueryHistoryBo o = new QueryHistoryBo();
o.setUsername(qh.getUsername());
o.setAddtime(qh.getAddtime());
o.setHql(qh.getHql());
o.setFilename(qh.getFilename());
qhbs.add(o);
}
return qhbs;
}