/// <summary>
/// Constructor
/// </summary>
/// <param name="config">The configuration for the source breaker</param>
/// <param name="reason">The reason why the breaker tried to open</param>
/// <param name="exception">The source exception</param>
/// <param name="toleratedOpenEventCount">How many open events have been tolerated</param>
public ToleratedOpenCircuitBreakerEventArgs(CircuitBreakerConfig config, BreakerOpenReason reason,
Exception exception, short toleratedOpenEventCount) : base(config)
{
Reason = reason;
Exception = exception;
ToleratedOpenEventCount = toleratedOpenEventCount;
}
private void OnOpenBreaker(BreakerOpenReason reason, Exception thrownException)
{
if (OpenedCircuitBreaker != null)
{
OpenedCircuitBreaker(this, new OpenedCircuitBreakerEventArgs(_config, reason, thrownException));
}
}
private void OnToleratedOpenBreaker(int toleratedOpenEventCount, BreakerOpenReason reason, Exception thrownException)
{
if (ToleratedOpenCircuitBreaker != null)
{
ToleratedOpenCircuitBreaker(this,
new ToleratedOpenCircuitBreakerEventArgs(_config, reason, thrownException, toleratedOpenEventCount));
}
}
private void OpenBreaker(BreakerOpenReason reason, Exception thrownException = null)
{
if (State != BreakerState.Open)
{
if (State == BreakerState.HalfOpen)
{
SafeIncrementOpenPeriodIndex();
}
if (CanResetToleratedEventCount)
{
_toleratedOpenEventCount = 0;
_firstToleratedEventTime = DateTime.MinValue;
}
if (State == BreakerState.HalfOpen || _toleratedOpenEventCount >= _config.OpenEventTolerance)
{
State = BreakerState.Open;
_openedTime = DateTime.UtcNow;
OnOpenBreaker(reason, thrownException);
_toleratedOpenEventCount = 0;
}
else
{
OnToleratedOpenBreaker(_toleratedOpenEventCount++, reason, thrownException);
if (_toleratedOpenEventCount == 1)
{
_firstToleratedEventTime = DateTime.UtcNow;
};
}
}
}
public void RaiseEvent(ICircuitBreakerDefinition breakerDefinition, BreakerOpenReason reason, Exception thrownException)
{
_connection.AppendToStreamAsync(StreamFormatter.GetStreamWithCategory("OpenedEvent", breakerDefinition.BreakerId),
ExpectedVersion.Any, _credentials, breakerDefinition.AsJson());
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="config">Configuration for the source breaker</param>
/// <param name="reason">The reason for opening</param>
/// <param name="exception">The original exception</param>
public OpenedCircuitBreakerEventArgs(CircuitBreakerConfig config, BreakerOpenReason reason, Exception exception) : base(config)
{
this.Reason = reason;
Exception = exception;
}
