Ntp.Common.System.SignalHandler Class Reference

Inheritance diagram for Ntp.Common.System.SignalHandler:

Collaboration diagram for Ntp.Common.System.SignalHandler:

Public Member Functions
	SignalHandler (string name, LogBase log)
void	Start ()

Properties
bool	Reload [get, private set]
bool	Stopped [get, private set]

Events
EventHandler< EventArgs >	ExitApplication
Events inherited from Ntp.Common.App.IApplicationController
EventHandler< EventArgs >	ExitApplication

Private Member Functions
void	Execute ()
void	RaiseExitApplicationEvent ()

Private Attributes
readonly LogBase	log
readonly string	name

Detailed Description

Definition at line 29 of file SignalHandler.cs.

Constructor & Destructor Documentation

Ntp.Common.System.SignalHandler.SignalHandler ( string  name, LogBase  log  )

inline

Definition at line 31 of file SignalHandler.cs.

        {
            this.name = name;
            this.log = log;
            Reload = false;
            Stopped = false;
        }

Member Function Documentation

void Ntp.Common.System.SignalHandler.Execute ( )

inlineprivate

Definition at line 58 of file SignalHandler.cs.

References e, Ntp.Common.Log.LogFactory.Resume(), Ntp.Common.Log.LogFactory.Suspend(), and Ntp.Common.System.InterProcess.Wait().

        {
            bool loop = true;

            while (loop)
            {
                try
                {
                    switch (InterProcess.Wait(name, log))
                    {
                        case InterProcess.Signal.Exit:
                            loop = false;
                            log.SignalClosing();
                            RaiseExitApplicationEvent();
                            break;
                        case InterProcess.Signal.Reload:
                            Reload = true;
                            loop = false;
                            log.SignalReloading();
                            RaiseExitApplicationEvent();
                            break;
                        case InterProcess.Signal.Refresh:
                            var thread = new Thread(() =>
                            {
                                LogFactory.Suspend();
                                Thread.Sleep(30000);
                                LogFactory.Resume();
                            });
                            log.SignalRefreshing();
                            thread.Start();
                            break;
                        case InterProcess.Signal.Notify:
                            break;
                        case InterProcess.Signal.Error:
                            loop = false;
                            log.SignalInterProcError();
                            RaiseExitApplicationEvent();
                            break;
                        default:
                            log.UnexpectedSignal();
                            break;
                    }
                }
                catch (Exception e)
                {
                    log.SignalHandlerError(e);
                    loop = false;
                    RaiseExitApplicationEvent();
                }
            }
        }

Here is the call graph for this function:

void Ntp.Common.System.SignalHandler.RaiseExitApplicationEvent ( )

inlineprivate

Definition at line 110 of file SignalHandler.cs.

        {
            Stopped = true;
            ExitApplication?.Invoke(this, EventArgs.Empty);
        }

void Ntp.Common.System.SignalHandler.Start ( )

inline

Definition at line 48 of file SignalHandler.cs.

        {
            // Signal handler is only supported on Unix platforms
            if (Environment.OSVersion.Platform != PlatformID.Unix)
                return;

            var signalHandler = new Thread(Execute);
            signalHandler.Start();
        }

Member Data Documentation

readonly LogBase Ntp.Common.System.SignalHandler.log

private

Definition at line 39 of file SignalHandler.cs.

readonly string Ntp.Common.System.SignalHandler.name

private

Definition at line 40 of file SignalHandler.cs.

Property Documentation

bool Ntp.Common.System.SignalHandler.Reload

getprivate set

Definition at line 42 of file SignalHandler.cs.

bool Ntp.Common.System.SignalHandler.Stopped

getprivate set

Definition at line 44 of file SignalHandler.cs.

Event Documentation

EventHandler<EventArgs> Ntp.Common.System.SignalHandler.ExitApplication

Definition at line 46 of file SignalHandler.cs.

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

• Ntp.Common/System/SignalHandler.cs