//时间戳转换date
public static String timeStamp2Date(String seconds, String format) {
if (seconds ==null || seconds.isEmpty() || seconds.equals("null")) {
return "";
}
if (format ==null || format.isEmpty()) {
format ="yyyy-MM-dd HH:mm:ss";
}
SimpleDateFormat sdf =new SimpleDateFormat(format);
return sdf.format(new Date(Long.valueOf(seconds)));
}
