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新增 格式化时，可以传入年、月、日

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杨黄林
2022-11-30 14:48:18 +08:00
parent 6dc6498e6c
commit bb2ddfc34a
4 changed files with 100 additions and 28 deletions
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20
src/main/java/com/yanghuanglin/seq/generator/Generator.java
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@@ -162,6 +162,26 @@ public interface Generator {
*/
String format(Long seq, String start, Integer minLength, String pattern);
/**
* 将生成的序号对象格式化为指定格式
* <p/>
* pattern支持：{@link FormatPlaceholder#YEAR}(当前年份)、{@link FormatPlaceholder#MONTH}}(当前月份)、{@link FormatPlaceholder#DAY}}(当前日期)、{@link FormatPlaceholder#SEQ}}(生成的字符串序号)几个枚举值通过{@link FormatPlaceholder#getPlaceholder()}得到的字符串
* <p/>
* seq为1,start为6，minLength为4，pattern为#year##month##day##seq#，则会格式化为2022013060001。此序号含义如下：
* <p/>
* 序号格式：[年][月][日][固定6开头][序号1，最小位数为4位，不足4位则补零]
*
* @param seq 需要格式化的序号
* @param start 序号格式化后以什么字符串开头
* @param minLength 序号最小长度，不足的会补零
* @param pattern 序号格式
* @param year 格式化时使用的年
* @param month 格式化时使用的月
* @param day 格式化时使用的日
* @return 格式化后的序号字符串
*/
String format(Long seq, String start, Integer minLength, String pattern, Integer year, Integer month, Integer day);
/**
* 将已格式化的序号解析为序号对象
* <p/>

14
src/main/java/com/yanghuanglin/seq/generator/impl/SequencesGenerator.java
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@@ -176,13 +176,21 @@ public class SequencesGenerator implements Generator {
@Override
public String format(Long seq, String start, Integer minLength, String pattern) {
return format(seq, start, minLength, pattern, null, null, null);
}
@Override
public String format(Long seq, String start, Integer minLength, String pattern, Integer year, Integer month, Integer day) {
if (start == null)
start = "";
String seqString = start + new Sequences(seq).format(minLength);
Calendar calendar = Calendar.getInstance();
int year = calendar.get(Calendar.YEAR);
int month = calendar.get(Calendar.MONTH) + 1;
int day = calendar.get(Calendar.DAY_OF_MONTH);
if (year == null)
year = calendar.get(Calendar.YEAR);
if (month == null)
month = calendar.get(Calendar.MONTH) + 1;
if (day == null)
day = calendar.get(Calendar.DAY_OF_MONTH);
pattern = pattern.replaceAll(YEAR.getPlaceholder(), String.valueOf(year));
pattern = pattern.replaceAll(MONTH.getPlaceholder(), monthZeroFilling ? String.format("%02d", month) : String.valueOf(month));
pattern = pattern.replaceAll(DAY.getPlaceholder(), dayZeroFilling ? String.format("%02d", day) : String.valueOf(day));