/// <summary>
/// Checks the state of an existing Feature.
/// </summary>
/// <param name = "request"><see cref = "CheckFeatureStateRequest" /> instance that defines the criteria by which the Feature will be queried.</param>
/// <returns>
/// <see cref = "CheckFeatureStateResponse" /> containing the results of the request for the state of a Feature.
/// </returns>
public CheckFeatureStateResponse CheckFeatureState(CheckFeatureStateRequest request)
{
CheckFeatureStateResponse response;
using (PerformanceCounterReporterFactory.CreateReporter(PerformanceCounterReporterType.CheckFeatureState))
{
Feature feature;
try
{
feature = m_StorageContainer.Retrieve(request.Key);
}
catch (Exception e)
{
CheckFeatureStateException checkFeatureStateException =
new CheckFeatureStateException(
string.Format(
CultureInfo.CurrentUICulture,
ExceptionMessageResources.CHECK_FEATURE_STATE_EXCEPTION,
request.Key.Id,
request.Key.Space),
e);
m_Logger.Error(checkFeatureStateException);
throw checkFeatureStateException;
}
response = CheckFeatureStateResponse.Create(request.Header.MessageId, feature);
LogInteraction(request, response);
}
return(response);
}
public void PerformanceCounterReporterReportsCountAndElapsedTime()
{
using (PerformanceCounterReporterFactory.CreateReporter(
PerformanceCounterCategoryTestManager.SampleCounterCategoryName,
PerformanceCounterCategoryTestManager.SampleOperationCounterName,
PerformanceCounterCategoryTestManager.SampleExecutionTimeCounterName))
{
Thread.Sleep(250);
}
float operationCount =
new PerformanceCounter(
PerformanceCounterCategoryTestManager.SampleCounterCategoryName,
PerformanceCounterCategoryTestManager.SampleOperationCounterName,
true).NextValue();
Assert.AreEqual(1.0, operationCount);
float executionTime =
new PerformanceCounter(
PerformanceCounterCategoryTestManager.SampleCounterCategoryName,
PerformanceCounterCategoryTestManager.SampleExecutionTimeCounterName,
true).NextValue();
Assert.IsTrue(executionTime > 0);
}
/// <summary>
/// Stores a feature that can be queried and updated.
/// </summary>
/// <param name = "request"><see cref = "CreateFeatureRequest" /> instance that defines the state required to create a new Feature.</param>
/// <returns>
/// <see cref = "CreateFeatureResponse" /> containing the results of the request to create a new Feature.
/// </returns>
public CreateFeatureResponse CreateFeature(CreateFeatureRequest request)
{
CreateFeatureResponse response;
using (PerformanceCounterReporterFactory.CreateReporter(PerformanceCounterReporterType.CreateFeature))
{
Feature feature;
EnsureOwnerId(request.Feature);
CheckDuplicateKey(request.Feature);
try
{
feature = m_StorageContainer.Store(request.Feature);
}
catch (Exception e)
{
CreateFeatureException createFeatureException =
new CreateFeatureException(ExceptionMessageResources.FEATURE_CREATION_EXCEPTION, e);
m_Logger.Error(createFeatureException);
throw createFeatureException;
}
response = CreateFeatureResponse.Create(request.Header.MessageId, feature);
LogInteraction(request, response);
}
return(response);
}
/// <summary>
/// Retrieves the defined features.
/// </summary>
/// <param name = "request"><see cref = "RetrieveDefinedFeaturesRequest" /> instance containing the criteria by which the <see
/// cref = "Feature" />s are selected.</param>
/// <returns>
/// <see cref = "RetrieveDefinedFeaturesResponse" /> instance containing the results based on the given criteria.
/// </returns>
public RetrieveDefinedFeaturesResponse RetrieveDefinedFeatures(RetrieveDefinedFeaturesRequest request)
{
RetrieveDefinedFeaturesResponse response;
using (PerformanceCounterReporterFactory.CreateReporter(PerformanceCounterReporterType.RetrieveDefinedFeatures))
{
IList <Feature> features;
try
{
features = m_StorageContainer.Retrieve(request.FeatureScope);
}
catch (Exception)
{
RetrieveDefinedFeaturesException retrieveDefinedFeaturesException =
new RetrieveDefinedFeaturesException(
string.Format(
CultureInfo.CurrentUICulture,
ExceptionMessageResources.RETRIEVE_DEFINED_FEATURES_EXCEPTION,
request.FeatureScope.OwnerId,
request.FeatureScope.Space));
m_Logger.Error(retrieveDefinedFeaturesException);
throw retrieveDefinedFeaturesException;
}
response = RetrieveDefinedFeaturesResponse.Create(request.Header.MessageId, features);
LogInteraction(request, response);
}
return(response);
}
/// <summary>
/// Updates the state of a specified feature.
/// </summary>
/// <param name = "request"><see cref = "UpdateFeatureStateRequest" /> instance that defines the state necessary to update a specified Feature.</param>
/// <returns>
/// <see cref = "UpdateFeatureStateResponse" /> containing the results of the request to update the state of a specified Feature.
/// </returns>
public UpdateFeatureStateResponse UpdateFeatureState(UpdateFeatureStateRequest request)
{
UpdateFeatureStateResponse response;
using (PerformanceCounterReporterFactory.CreateReporter(PerformanceCounterReporterType.UpdateFeatureState))
{
Feature updatedFeature;
try
{
Feature feature = m_StorageContainer.Retrieve(request.Key);
if (feature == null)
{
throw new UpdateFeatureStateException(
string.Format(
CultureInfo.CurrentUICulture,
ExceptionMessageResources.FEATURE_NOT_FOUND,
request.Key.Id,
request.Key.Space));
}
feature.Enabled = request.NewState;
updatedFeature = m_StorageContainer.Store(feature);
}
catch (Exception e)
{
UpdateFeatureStateException updateFeatureStateException =
new UpdateFeatureStateException(
string.Format(
CultureInfo.CurrentUICulture,
ExceptionMessageResources.UPDATE_FEATURE_STATE_EXCEPTION,
request.Key.Id,
request.Key.Space),
e);
m_Logger.Error(updateFeatureStateException);
throw updateFeatureStateException;
}
response = UpdateFeatureStateResponse.Create(request.Header.MessageId, updatedFeature);
LogInteraction(request, response);
}
return(response);
}
/// <summary>
/// Asserts the performance counters recorded.
/// </summary>
/// <param name="reporterType">Type of the reporter.</param>
/// <param name="checkExecutionTime">if set to <c>true</c> [check execution time].</param>
/// <param name="expectedCount">The expected count.</param>
/// <remarks></remarks>
private static void AssertPerformanceCountersRecorded(PerformanceCounterReporterType reporterType,
bool checkExecutionTime, int expectedCount)
{
PerformanceCounterReporter counterRecorder = PerformanceCounterReporterFactory.CreateReporter(reporterType);
Assert.AreEqual(expectedCount, counterRecorder.OperationCountValue);
Assert.IsTrue(counterRecorder.OperationCountValue > 0);
float executionTime = counterRecorder.ExecutionTimeValue;
Console.WriteLine(@"The execution time was reported as " + executionTime);
// The CheckFeatureState method smokes the millisecond barrier at these cache sizes,
// therefore this check is disabled for that method.
if (checkExecutionTime)
{
Assert.IsTrue(executionTime > 0);
}
}
public void PerformanceCounterReporterFactoryCreatesInstances()
{
try
{
PerformanceCounterRegistrar.EnsureExist();
PerformanceCounterReporter reporter =
PerformanceCounterReporterFactory.CreateReporter(PerformanceCounterReporterType.CreateFeature);
Assert.IsNotNull(reporter);
reporter =
PerformanceCounterReporterFactory.CreateReporter(PerformanceCounterReporterType.CheckFeatureState);
Assert.IsNotNull(reporter);
reporter =
PerformanceCounterReporterFactory.CreateReporter(PerformanceCounterReporterType.UpdateFeatureState);
Assert.IsNotNull(reporter);
}
finally
{
PerformanceCounterRegistrar.Remove();
}
}
