java 12<--->24小时转化

//2012-09-16 19:07:13
??? ??? ??? ??? // SimpleDateFormat mformat = new
??? ??? ??? ??? // SimpleDateFormat("yyyyMMdd_HH_mm_ss");//24小时机制
??? ??? ??? ??? // SimpleDateFormat format = new
??? ??? ??? ??? // SimpleDateFormat("yyyyMMdd_hh_mm_ss");//12小时机制
??? ??? ??? ??? SimpleDateFormat m24format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
??? ??? ??? ?? SimpleDateFormat m12format = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss a");//a表示上午下午
??? ??? ??? ??? Date date1=null;
??? ??? ??? ??? try {
??? ??? ??? ??? ???
??? ??? ??? ??? ??? date1 = m24format.parse(condition.getUpdateTime());
??? ??? ??? ??? ??? String mydate1 = m12format.format(date1);
??? ??? ??? ??? ??? String tem=condition.getUpdateTime();
??? ??? ??? ??? } catch (ParseException e) {
??? ??? ??? ??? ??? // TODO Auto-generated catch block
??? ??? ??? ??? ??? e.printStackTrace();
??? ??? ??? ??? }