public bool? Before(TemporalInformation s)
{
bool? _answer = (!this.endDate.HasValue || !s.startDate.HasValue) ? null
: (bool?)(this.endDate.Value < s.startDate.Value);
return _answer;
}
public TemporalInformation Clone()
{
TemporalInformation _answer = new TemporalInformation()
{
startYear = this.startYear
,
startMonth = this.startMonth
,
startDay = this.startDay
,
endYear = this.endYear
,
endMonth = this.endMonth
,
endDay = this.endDay
};
return _answer;
}
public bool? During(TemporalInformation s)
{
bool? _answer = (!this.startDate.HasValue || !s.startDate.HasValue || !this.endDate.HasValue || !s.endDate.HasValue) ? null
: (bool?)(
(this.startDate.Value > s.startDate.Value && this.endDate.Value <= s.endDate.Value)
|| (this.startDate.Value >= s.startDate.Value && this.endDate.Value < s.endDate.Value)
);
return _answer;
}
public TimeSpan? ElapsedTime(TemporalInformation s)
{
TimeSpan? _answer = null;
if (!_answer.HasValue)
{
bool? _answerRelation = this.Before(s);
if (_answerRelation.HasValue && _answerRelation.Value)
_answer = s.startDate.Value.Subtract(this.endDate.Value);
}
if (!_answer.HasValue)
{
bool? _answerRelation = this.After(s);
if (_answerRelation.HasValue && _answerRelation.Value)
_answer = this.startDate.Value.Subtract(s.endDate.Value);
}
if (!_answer.HasValue)
{
bool? _answerRelation = this.Same(s);
if (_answerRelation.HasValue && _answerRelation.Value)
_answer = TimeSpan.Zero;
}
if (!_answer.HasValue)
{
bool? _answerRelation = this.MeetsBefore(s);
if (_answerRelation.HasValue && _answerRelation.Value)
_answer = TimeSpan.Zero;
}
if (!_answer.HasValue)
{
bool? _answerRelation = this.MeetsAfter(s);
if (_answerRelation.HasValue && _answerRelation.Value)
_answer = TimeSpan.Zero;
}
if (!_answer.HasValue)
{
bool? _answerRelation = this.Overlaps(s);
if (_answerRelation.HasValue && _answerRelation.Value)
_answer = TimeSpan.Zero;
}
if (!_answer.HasValue)
{
bool? _answerRelation = this.During(s);
if (_answerRelation.HasValue && _answerRelation.Value)
_answer = TimeSpan.Zero;
}
return _answer;
}
public bool? MeetsAfter(TemporalInformation s)
{
bool? _answer = (!this.startDate.HasValue || !s.endDate.HasValue) ? null
: (bool?)(this.startDate.Value == s.endDate.Value);
return _answer;
}
