动态拼接hibernate多条件查询语句

public List<TDjdReportMain> getDjdReportList(Integer year,Integer quarter,String memberSecondOrgcode,short status){
		return this.getHibernateTemplate().execute(new HibernateCallback<List<TDjdReportMain>>(){
			@Override
			public List<TDjdReportMain> doInHibernate(Session s) throws HibernateException {
				
				StringBuffer buf = new StringBuffer();
				Map<String,Object> params = new HashMap<String,Object>();
				if(year==0&&quarter==0&&"0".equals(memberSecondOrgcode)){
					buf.append("from TDjdReportMain where status =:status");
				}else{
					buf.append("from TDjdReportMain ");
					buf.append("where 1=1 ");
					if(year!=null&&year!=0){
						buf.append(" and year=:year ");
					}
					if(quarter!=null&&quarter!=0){
						buf.append(" and quarter=:quarter ");
					}
					if(memberSecondOrgcode!=null&&!"0".equals(memberSecondOrgcode)){
						buf.append(" and memberSecondOrgcode=:memberSecondOrgcode ");
					}
					buf.append(" and status=:status ");
				}
				Query query = s.createQuery(buf.toString());
				if(year!=null&&year!=0){
					query.setParameter("year", year);
				}
				if(quarter!=null&&quarter!=0){
					query.setParameter("quarter", quarter);
				}
				if(memberSecondOrgcode!=null&&!"0".equals(memberSecondOrgcode)){
					query.setParameter("memberSecondOrgcode", memberSecondOrgcode);
				}
				query.setParameter("status", status);
				return query.list();
			}
		});
		
		
	}