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Ref T261, timestamp utility functions

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This commit is contained in:
Klaus Basan
2018-04-27 02:11:15 +02:00
committed by Roland Winklmeier
parent d390116666
commit d1f5635bd1
4 changed files with 192 additions and 28 deletions
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54
src/blackmisc/timestampobjectlist.h
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@@ -26,24 +26,30 @@ namespace BlackMisc
template<class OBJ, class CONTAINER> class ITimestampObjectList
{
public:
//! List of objects before dateTime
//! List of objects before dateTime (older)
CONTAINER findBefore(const QDateTime &dateTime) const;
//! List of objects before msSinceEpoch
//! List of objects before msSinceEpoch (older)
CONTAINER findBefore(qint64 msSinceEpoch) const;
//! Object before timestamp or default (older)
OBJ findObjectBeforeOrDefault(qint64 msSinceEpoch) const;
//! Get objects before msSinceEpoch and remove those
CONTAINER findBeforeAndRemove(qint64 msSinceEpoch);
//! List of objects before now - offset
CONTAINER findBeforeNowMinusOffset(qint64 msOffset) const;
//! List of objects after dateTime
//! List of objects after dateTime (newer)
CONTAINER findAfter(const QDateTime &dateTime) const;
//! List of objects after msSinceEpoch
//! List of objects after msSinceEpoch (newer)
CONTAINER findAfter(qint64 msSinceEpoch) const;
//! List of objects after msSinceEpoch (newer)
OBJ findObjectAfterOrDefault(qint64 msSinceEpoch) const;
//! Objects without valid timestamp
CONTAINER findInvalidTimestamps() const;
@@ -74,10 +80,10 @@ namespace BlackMisc
//! Oldest timestamp
qint64 oldestTimestampMsecsSinceEpoch() const;
//! Latest value
//! Latest object
OBJ latestObject() const;
//! Latest value
//! Latest object
OBJ oldestObject() const;
//! Remove objects with timestamp before dateTime
@@ -128,6 +134,12 @@ namespace BlackMisc
//! Sort by adjusted timestamp
void sortAdjustedLatestFirst();
//! As sorted copy
CONTAINER getSortedAdjustedLatestFirst() const;
//! Get the latest 2 values
CONTAINER getLatestAdjustedTwoObjects(bool alreadySortedLatestFirst = false) const;
//! Sort by adjusted timestamp
void sortAdjustedOldestFirst();
@@ -158,9 +170,39 @@ namespace BlackMisc
//! \remark all object must have a valid timestamp
bool isSortedAdjustedLatestFirst() const;
//! List of objects after msSinceEpoch (newer)
CONTAINER findAfterAdjusted(qint64 msSinceEpoch) const;
//! List of objects after msSinceEpoch (newer)
OBJ findObjectAfterAdjustedOrDefault(qint64 msSinceEpoch) const;
//! List of objects before msSinceEpoch (older)
CONTAINER findBeforeAdjusted(qint64 msSinceEpoch) const;
//! Object before timestamp (older)
OBJ findObjectBeforeAdjustedOrDefault(qint64 msSinceEpoch) const;
//! Closest adjusted time difference
OBJ findClosestTimeDistanceAdjusted(qint64 msSinceEpoch) const;
//! Latest adjusted object
OBJ latestAdjustedObject() const;
//! Oldest adjusted object
OBJ oldestAdjustedObject() const;
//! Latest adjusted timestamp
QDateTime latestAdjustedTimestamp() const;
//! Oldest adjusted timestamp
QDateTime oldestAdjustedTimestamp() const;
//! Latest adjusted timestamp
qint64 latestAdjustedTimestampMsecsSinceEpoch() const;
//! Oldest adjusted timestamp
qint64 oldestAdjustedTimestampMsecsSinceEpoch() const;
protected:
//! Constructor
ITimestampWithOffsetObjectList();