// state variables
internal DataSource(RrdDb parentDb, DsDef dsDef)
{
bool shouldInitialize = dsDef != null;
this.parentDb = parentDb;
dsName = new RrdString(this);
dsType = new RrdString(this);
heartbeat = new RrdLong(this);
minValue = new RrdDouble(this);
maxValue = new RrdDouble(this);
lastValue = new RrdDouble(this);
accumValue = new RrdDouble(this);
nanSeconds = new RrdLong(this);
if (shouldInitialize)
{
dsName.Set(dsDef.Name);
primitiveDsName = null;
dsType.Set(dsDef.Type.ToString());
primitiveDsType = null;
heartbeat.Set(dsDef.Heartbeat);
minValue.Set(dsDef.MinValue);
maxValue.Set(dsDef.MaxValue);
lastValue.Set(Double.NaN);
accumValue.Set(0.0);
Header header = parentDb.Header;
nanSeconds.Set(header.LastUpdateTime%header.Step);
}
}
internal ArcState(Archive parentArc, bool shouldInitialize)
{
this.parentArc = parentArc;
accumumatedValue = new RrdDouble(this);
nanSteps = new RrdLong(this);
if (shouldInitialize)
{
Header header = parentArc.ParentDb.Header;
long step = header.Step;
long lastUpdateTime = header.LastUpdateTime;
long arcStep = parentArc.TimeStep;
long initNanSteps = (Util.Normalize(lastUpdateTime, step) -
Util.Normalize(lastUpdateTime, arcStep))/step;
accumumatedValue.Set(Double.NaN);
nanSteps.Set(initNanSteps);
}
}
