internal static void Validate(this ISupportValidation validating, string subject)
{
try
{
validating.Validate();
}
catch (Exception exception)
{
if (exception.IsFatal())
{
throw;
}
throw new BindingException(string.Format("{0} is not valid: {1}.", subject, exception.Message), exception);
}
}
internal static void Validate(this ISupportValidation validating, string subject)
{
try
{
validating.Validate();
}
catch (Exception exception) when(!exception.IsFatal())
{
var message = $"{subject} is not valid: {exception.Message}";
if (!message.EndsWith("."))
{
message += ".";
}
throw new BindingException(message, exception);
}
}
private void BeginValidation()
{
ThreadStart beginValidation = delegate
{
while (true)
{
// Wait if there is no work to do
this.queueResetEvent.WaitOne();
ISupportValidation obj = null;
lock (this.validationQueue)
{
if (this.validationQueue.Count == 0)
{
this.Status = ValidationStatus.Ready;
this.queueResetEvent.Reset();
continue;
}
else
{
obj = this.validationQueue[0];
this.validationQueue.RemoveAt(0);
}
}
lock (this.validationResults)
{
// Try to get the validation results (they may have been removed by a different
// thread calling RemoveObject)
HashCollection <ValidationResult> oldValidationResults;
if (this.validationResults.TryGetValue(obj, out oldValidationResults))
{
HashCollection <ValidationResult> newValidationResults = new HashCollection <ValidationResult> ();
foreach (ValidationResult validationResult in obj.Validate())
{
if (!newValidationResults.Contains(validationResult))
{
newValidationResults.Add(validationResult);
}
}
foreach (ValidationResult validationResult in new List <ValidationResult> (oldValidationResults))
{
if (!newValidationResults.Contains(validationResult))
{
oldValidationResults.Remove(validationResult);
ValidationResult currentValidationResult = validationResult;
SendOrPostCallback raiseRemovedEvent = delegate
{
this.RaiseValidationResultRemovedEvent(currentValidationResult);
};
this.asyncOperation.Post(raiseRemovedEvent, null);
}
}
foreach (ValidationResult validationResult in newValidationResults)
{
if (!oldValidationResults.Contains(validationResult))
{
oldValidationResults.Add(validationResult);
ValidationResult currentValidationResult = validationResult;
SendOrPostCallback raiseAddedEvent = delegate
{
this.RaiseValidationResultAddedEvent(currentValidationResult);
};
this.asyncOperation.Post(raiseAddedEvent, null);
}
}
}
}
}
};
Thread thread = new Thread(beginValidation);
thread.Name = "Validation Manager";
thread.IsBackground = true;
thread.Priority = ThreadPriority.BelowNormal;
thread.Start();
}