在线人数代码更优雅,去除繁琐的判定和无效的代码
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@ -28,7 +28,7 @@ public class OnlineMemberStatistics implements EveryHourExecute {
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* 缓存
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*/
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@Autowired
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private Cache cache;
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private Cache<List<OnlineMemberVO>> cache;
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/**
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* 统计小时
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*/
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@ -41,12 +41,10 @@ public class OnlineMemberStatistics implements EveryHourExecute {
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Calendar calendar = Calendar.getInstance();
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Object object = cache.get(CachePrefix.ONLINE_MEMBER.getPrefix());
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List<OnlineMemberVO> onlineMemberVOS;
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if (object == null) {
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List<OnlineMemberVO> onlineMemberVOS = cache.get(CachePrefix.ONLINE_MEMBER.getPrefix());
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if (onlineMemberVOS == null) {
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onlineMemberVOS = new ArrayList<>();
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} else {
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onlineMemberVOS = (List<OnlineMemberVO>) object;
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}
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//过滤 有效统计时间
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@ -80,12 +78,10 @@ public class OnlineMemberStatistics implements EveryHourExecute {
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*/
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public void execute(Date time, Integer num) {
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Object object = cache.get(CachePrefix.ONLINE_MEMBER.getPrefix());
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List<OnlineMemberVO> onlineMemberVOS;
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if (object == null) {
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List<OnlineMemberVO> onlineMemberVOS = cache.get(CachePrefix.ONLINE_MEMBER.getPrefix());
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if (onlineMemberVOS == null) {
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onlineMemberVOS = new ArrayList<>();
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} else {
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onlineMemberVOS = (List<OnlineMemberVO>) object;
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}
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Calendar calendar = Calendar.getInstance();
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@ -96,9 +92,8 @@ public class OnlineMemberStatistics implements EveryHourExecute {
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calendar.set(Calendar.MILLISECOND, 0);
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calendar.set(Calendar.HOUR_OF_DAY, calendar.get(Calendar.HOUR_OF_DAY) - 48);
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Calendar finalCalendar = calendar;
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onlineMemberVOS = onlineMemberVOS.stream()
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.filter(onlineMemberVO -> onlineMemberVO.getDate().after(finalCalendar.getTime()))
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.filter(onlineMemberVO -> onlineMemberVO.getDate().after(calendar.getTime()))
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.collect(Collectors.toList());
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onlineMemberVOS.add(new OnlineMemberVO(time, num));
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