Ntp.Common.App.Heartbeat Class Reference

Collaboration diagram for Ntp.Common.App.Heartbeat:

Public Member Functions
	Heartbeat (LogBase log, int interval)
void	Start ()
void	Stop ()

Private Member Functions
void	Pulse ()

Private Attributes
bool	alive
int	beats
readonly int	interval
readonly LogBase	log
DateTime	start

Detailed Description

Definition at line 29 of file Heartbeat.cs.

Constructor & Destructor Documentation

Ntp.Common.App.Heartbeat.Heartbeat ( LogBase  log, int  interval  )

inline

Definition at line 31 of file Heartbeat.cs.

        {
            this.log = log;
            this.interval = interval;
        }

Member Function Documentation

void Ntp.Common.App.Heartbeat.Pulse ( )

inlineprivate

Definition at line 65 of file Heartbeat.cs.

        {
            while (alive)
            {
                int next = (beats + 1)*interval;
                var sleep = start.AddMinutes(next).Subtract(DateTime.Now).TotalMilliseconds;
                Thread.Sleep(Convert.ToInt32(sleep));
                beats++;

                var span = TimeSpan.FromMinutes(beats*interval);
                var builder = new StringBuilder();

                if (span.Days != 0)
                {
                    builder.Append(span.Days);
                    builder.Append(" day");
                }

                if (span.Days > 1)
                {
                    builder.Append("s");
                }

                if (span.Days >= 1)
                {
                    if (span.Hours != 0 && span.Minutes == 0)
                    {
                        builder.Append(" and ");
                    }
                    else if (span.Hours == 0 && span.Minutes != 0)
                    {
                        builder.Append(" and ");
                    }
                    else if (span.Hours != 0 && span.Minutes != 0)
                    {
                        builder.Append(", ");
                    }
                }

                if (span.Hours != 0)
                {
                    builder.Append(span.Hours);
                    builder.Append(" hour");
                }

                if (span.Hours > 1)
                {
                    builder.Append("s");
                }

                if (span.Hours >= 1 && span.Minutes != 0)
                {
                    builder.Append(" ");
                }

                if (span.Hours != 0 && span.Minutes != 0)
                {
                    builder.Append("and ");
                }

                if (span.Minutes != 0)
                {
                    builder.Append(span.Minutes);
                    builder.Append(" minute");
                }

                if (span.Minutes > 1)
                {
                    builder.Append("s");
                }

                log.HeartbeatUptime(builder.ToString());
            }
        }

void Ntp.Common.App.Heartbeat.Start ( )

inline

Definition at line 43 of file Heartbeat.cs.

        {
            start = DateTime.Now;
            alive = true;
            beats = 0;

            var thread = new Thread(Pulse)
            {
                Name = "Heartbeat",
                IsBackground = true,
                Priority = ThreadPriority.AboveNormal
            };

            thread.Start();
            log.HeartbeatStarted(interval);
        }

void Ntp.Common.App.Heartbeat.Stop ( )

inline

Definition at line 60 of file Heartbeat.cs.

        {
            alive = false;
        }

Member Data Documentation

bool Ntp.Common.App.Heartbeat.alive

private

Definition at line 39 of file Heartbeat.cs.

int Ntp.Common.App.Heartbeat.beats

private

Definition at line 40 of file Heartbeat.cs.

readonly int Ntp.Common.App.Heartbeat.interval

private

Definition at line 37 of file Heartbeat.cs.

readonly LogBase Ntp.Common.App.Heartbeat.log

private

Definition at line 38 of file Heartbeat.cs.

DateTime Ntp.Common.App.Heartbeat.start

private

Definition at line 41 of file Heartbeat.cs.

---

The documentation for this class was generated from the following file:

• Ntp.Common/App/Heartbeat.cs