java计算两个时间段是否重合

public static boolean intersection(LocalTime startTime,LocalTime endTime , LocalTime startTimeNew ,LocalTime endTimeNew){


if(endTimeNew.compareTo(startTime) >= 0 && startTimeNew.compareTo(startTime) <= 0){
return true;
}
if(endTime.compareTo(startTimeNew) >= 0 && startTime.compareTo(startTimeNew) <= 0){
return true;
}

boolean oldSpan = false;
boolean newSpan = false;

LocalDateTime startLocalDateTime = LocalDateTime.of(LocalDate.now(),startTime);
LocalDateTime endLocalDateTime;
if(startTime.compareTo(endTime) > 0){
oldSpan = true;
endLocalDateTime = LocalDateTime.of(LocalDate.now().plusDays(1),endTime);
}else{
endLocalDateTime = LocalDateTime.of(LocalDate.now(),endTime);
}
LocalDateTime startLocalDateTimeNew = LocalDateTime.of(LocalDate.now(),startTimeNew);
LocalDateTime endLocalDateTimeNew;
if(startTimeNew.compareTo(endTimeNew) > 0){
newSpan = true;
endLocalDateTimeNew = LocalDateTime.of(LocalDate.now().plusDays(1),endTimeNew);
}else{
endLocalDateTimeNew = LocalDateTime.of(LocalDate.now(),endTimeNew);
}

//并非两个都夸天
if(!(oldSpan && newSpan)){
if(oldSpan && startLocalDateTimeNew.getHour() < 12){
endLocalDateTimeNew = endLocalDateTimeNew.plusDays(1);
startLocalDateTimeNew = startLocalDateTimeNew.plusDays(1);
}
if(newSpan && startLocalDateTime.getHour() < 12){
endLocalDateTime = endLocalDateTime.plusDays(1);
startLocalDateTime = startLocalDateTime.plusDays(1);
}
}

if (startLocalDateTimeNew.compareTo(startLocalDateTime) >= 0 && startLocalDateTimeNew.compareTo(endLocalDateTime) <= 0) {
return true;
}
if (endLocalDateTimeNew.compareTo(startLocalDateTime) >= 0 && endLocalDateTimeNew.compareTo(endLocalDateTime) <= 0) {
return true;
}
if (startLocalDateTimeNew.compareTo(startLocalDateTime) <= 0 && endLocalDateTimeNew.compareTo(endLocalDateTime) >= 0) {
return true;
}

return false;
}
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原文链接：https://blog.csdn.net/qq_36270700/article/details/108777802

java计算两个时间段是否重合

原文：https://www.cnblogs.com/valky1374/p/14954780.html