DateUtility.java 文件源码

public static DateTimeFormatter getTimeFormatter() {
    if (timeFormat == null) {
        DateTimeFormatter timeFormatter = DateTimeFormat.forPattern("HH:mm:ss");
        DateTimeParser optionalSec = DateTimeFormat.forPattern(".SSS").getParser();
        timeFormat = new DateTimeFormatterBuilder().append(timeFormatter).appendOptional(optionalSec).toFormatter();
    }
    return timeFormat;
}