//格式化金额
BigDecimal amount=new BigDecimal(13231100.110011);
DecimalFormat myformat = new DecimalFormat();
myformat.applyPattern("###,###.000");
String freeMoneyStr = myformat.format(amount);
System.out.println(freeMoneyStr);
//格式化时间
DateFormat format1 = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
System.out.println(format1.format(new Date()));