protected void DoPoll(IPolledConfigurationSource source, IConfiguration config)
{
m_Log.Debug("Polling started");
PollResult result;
try
{
result = source.Poll(false, GetNextCheckPoint(m_CheckPoint));
m_CheckPoint = result.CheckPoint;
RaisePollingCompletedEvent(new PollingEventArgs(PollingEventArgs.EventType.Success, result, null));
}
catch (Exception e)
{
m_Log.Error("Error getting result from polling source", e);
RaisePollingCompletedEvent(new PollingEventArgs(PollingEventArgs.EventType.Failure, null, e));
return;
}
try
{
PopulateProperties(result, config);
}
catch (Exception e)
{
m_Log.Error("Error occured applying properties", e);
}
}
/// <summary>
/// Do an initial poll from the source and apply the result to the configuration.
/// </summary>
/// <param name="source">source of the configuration</param>
/// <param name="config">Configuration to apply the polling result</param>
protected void InitialLoad(IPolledConfigurationSource source, IConfiguration config)
{
PollResult result;
try
{
result = source.Poll(true, null);
m_CheckPoint = result.CheckPoint;
RaisePollingCompletedEvent(new PollingEventArgs(PollingEventArgs.EventType.Success, result, null));
}
catch (Exception e)
{
RaisePollingCompletedEvent(new PollingEventArgs(PollingEventArgs.EventType.Failure, null, e));
m_Log.Error("Unable to load properties source from " + source, e);
return;
}
try
{
PopulateProperties(result, config);
}
catch (Exception e)
{
m_Log.Error("Unable to applying properties.", e);
}
}
/// <summary>
/// Start polling the configuration source with the specified scheduler.
/// </summary>
/// <param name="source">PolledConfigurationSource to poll</param>
/// <param name="scheduler">
/// AbstractPollingScheduler whose <see cref="AbstractPollingScheduler.SchedulePollingAction"/> will be used to determine the polling schedule
/// </param>
public void StartPolling(IPolledConfigurationSource source, AbstractPollingScheduler scheduler)
{
lock (m_ObjectLock)
{
m_Scheduler = scheduler;
m_Source = source;
Init(source, scheduler);
scheduler.StartPolling(source, this);
}
}
/// <summary>
/// Start polling the configuration source with the specified scheduler.
/// </summary>
/// <param name="source">PolledConfigurationSource to poll</param>
/// <param name="scheduler">
/// AbstractPollingScheduler whose <see cref="AbstractPollingScheduler.SchedulePollingAction"/> will be used to determine the polling schedule
/// </param>
public void StartPolling(IPolledConfigurationSource source, AbstractPollingScheduler scheduler)
{
lock (m_ObjectLock)
{
m_Scheduler = scheduler;
m_Source = source;
Init(source, scheduler);
scheduler.StartPolling(source, this);
}
}
/// <summary>
/// Schedule the polling action of the configuration source
/// </summary>
protected override void SchedulePollingAction(IPolledConfigurationSource source, IConfiguration config)
{
lock (m_ObjectLock)
{
if (m_Timer != null)
{
throw new InvalidOperationException("The polling thread is working now.");
}
m_Timer = new Timer(s => DoPoll(source, config), null, m_InitialDelayMillis, m_DelayMillis);
}
}
/// <summary>
/// Schedule the polling action of the configuration source
/// </summary>
protected override void SchedulePollingAction(IPolledConfigurationSource source, IConfiguration config)
{
lock (m_ObjectLock)
{
if (m_Timer != null)
{
throw new InvalidOperationException("The polling thread is working now.");
}
m_Timer = new Timer(s => DoPoll(source, config), null, m_InitialDelayMillis, m_DelayMillis);
}
}
/// <summary>
/// Do an initial poll from the source and apply the result to the configuration.
/// </summary>
/// <param name="source">source of the configuration</param>
/// <param name="config">Configuration to apply the polling result</param>
protected void InitialLoad(IPolledConfigurationSource source, IConfiguration config)
{
PollResult result;
try
{
result = source.Poll(true, null);
m_CheckPoint = result.CheckPoint;
RaisePollingCompletedEvent(new PollingEventArgs(PollingEventArgs.EventType.Success, result, null));
}
catch (Exception e)
{
RaisePollingCompletedEvent(new PollingEventArgs(PollingEventArgs.EventType.Failure, null, e));
m_Log.Error("Unable to load properties source from " + source, e);
return;
}
try
{
PopulateProperties(result, config);
}
catch (Exception e)
{
m_Log.Error("Unable to applying properties.", e);
}
}
/// <summary>
/// Create an instance and start polling the configuration source
/// </summary>
/// <param name="config">Configuration to delegate to</param>
/// <param name="source"><see cref="IPolledConfigurationSource"/> to poll get new/changed properties</param>
/// <param name="scheduler"><see cref="AbstractPollingScheduler"/> to provide the polling schedule</param>
public ConfigurationWithPollingSource(IConfiguration config, IPolledConfigurationSource source, AbstractPollingScheduler scheduler)
{
m_Config = config;
m_Scheduler = scheduler;
scheduler.StartPolling(source, this);
}
/// <summary> /// Schedule the polling action of the configuration source /// </summary> protected abstract void SchedulePollingAction(IPolledConfigurationSource source, IConfiguration config);
/// <summary>
/// Initiate the first poll of the configuration source and schedule the action.
/// </summary>
/// <param name="source">Configuration source being polled</param>
/// <param name="config">Configuration where the properties will be updated</param>
public void StartPolling(IPolledConfigurationSource source, IConfiguration config)
{
InitialLoad(source, config);
SchedulePollingAction(source, config);
}
protected void DoPoll(IPolledConfigurationSource source, IConfiguration config)
{
m_Log.Debug("Polling started");
PollResult result;
try
{
result = source.Poll(false, GetNextCheckPoint(m_CheckPoint));
m_CheckPoint = result.CheckPoint;
RaisePollingCompletedEvent(new PollingEventArgs(PollingEventArgs.EventType.Success, result, null));
}
catch (Exception e)
{
m_Log.Error("Error getting result from polling source", e);
RaisePollingCompletedEvent(new PollingEventArgs(PollingEventArgs.EventType.Failure, null, e));
return;
}
try
{
PopulateProperties(result, config);
}
catch (Exception e)
{
m_Log.Error("Error occured applying properties", e);
}
}
/// <summary>
/// Create an instance and start polling the configuration source
/// </summary>
/// <param name="config">Configuration to delegate to</param>
/// <param name="source"><see cref="IPolledConfigurationSource"/> to poll get new/changed properties</param>
/// <param name="scheduler"><see cref="AbstractPollingScheduler"/> to provide the polling schedule</param>
public ConfigurationWithPollingSource(IConfiguration config, IPolledConfigurationSource source, AbstractPollingScheduler scheduler)
{
m_Config = config;
m_Scheduler = scheduler;
scheduler.StartPolling(source, this);
}
/// <summary>
/// Initialize the configuration. This method is called in <see cref="DynamicConfiguration"/> and <see cref="StartPolling"/>
/// before the initial polling. The default implementation does nothing.
/// </summary>
/// <param name="source"></param>
/// <param name="scheduler"></param>
protected virtual void Init(IPolledConfigurationSource source, AbstractPollingScheduler scheduler)
{
}
/// <summary>
/// Initiate the first poll of the configuration source and schedule the action.
/// </summary>
/// <param name="source">Configuration source being polled</param>
/// <param name="config">Configuration where the properties will be updated</param>
public void StartPolling(IPolledConfigurationSource source, IConfiguration config)
{
InitialLoad(source, config);
SchedulePollingAction(source,config);
}
/// <summary>
/// Create an instance and start polling the configuration source.
/// </summary>
/// <param name="source">PolledConfigurationSource to poll</param>
/// <param name="scheduler">
/// AbstractPollingScheduler whose <see cref="AbstractPollingScheduler.SchedulePollingAction"/> will be used to determine the polling schedule
/// </param>
public DynamicConfiguration(IPolledConfigurationSource source, AbstractPollingScheduler scheduler) : this()
{
StartPolling(source, scheduler);
}
/// <summary>
/// Initialize the configuration. This method is called in <see cref="DynamicConfiguration"/> and <see cref="StartPolling"/>
/// before the initial polling. The default implementation does nothing.
/// </summary>
/// <param name="source"></param>
/// <param name="scheduler"></param>
protected virtual void Init(IPolledConfigurationSource source, AbstractPollingScheduler scheduler)
{
}
/// <summary> /// Schedule the polling action of the configuration source /// </summary> protected abstract void SchedulePollingAction(IPolledConfigurationSource source, IConfiguration config);
/// <summary>
/// Create an instance and start polling the configuration source.
/// </summary>
/// <param name="source">PolledConfigurationSource to poll</param>
/// <param name="scheduler">
/// AbstractPollingScheduler whose <see cref="AbstractPollingScheduler.SchedulePollingAction"/> will be used to determine the polling schedule
/// </param>
public DynamicConfiguration(IPolledConfigurationSource source, AbstractPollingScheduler scheduler) : this()
{
StartPolling(source, scheduler);
}