public void LogMessage()
{
MemoryCachingService cachingService = new MemoryCachingService(TimeSpan.FromMinutes(5));
Json serializationService = new Json();
CacheLoggingService loggingService = new CacheLoggingService(cachingService, serializationService, _partSeperator);
const string title = "Test Log";
const string message = "A test log";
DateTime startLogging = DateTime.UtcNow;
loggingService.LogMessage(title, message, LogLevel.Debug);
DateTime endLogging = DateTime.UtcNow;
Assert.Single(cachingService);
string fullLogName = cachingService.EnumerateDictionary().Single().Key;
Assert.NotNull(fullLogName);
Log <object> log = (Log <object>)cachingService.EnumerateDictionary().Single().Value.UntypedValue;
Assert.NotNull(log);
Assert.Null(log.Target);
Assert.True(log.TimeStamp >= startLogging.AddMilliseconds(-5) && log.TimeStamp <= endLogging.AddMilliseconds(5));
Assert.Equal(title, log.Title);
Assert.Equal(message, log.Message);
Assert.Equal(LogLevel.Debug, log.LogLevel);
Assert.Null(log.Exception);
Assert.Equal("Message Log", log.Description);
}
private CacheLoggingService GetLogsService()
{
Json serializationService = new Json();
MemoryCachingService cachingService = new MemoryCachingService(TimeSpan.FromMinutes(5));
CacheLoggingService loggingService = new CacheLoggingService(cachingService, serializationService);
return(loggingService);
}
public void LogExceptionWithObject()
{
MemoryCachingService cachingService = new MemoryCachingService(TimeSpan.FromMinutes(5));
Json serializationService = new Json();
CacheLoggingService loggingService = new CacheLoggingService(cachingService, serializationService, _partSeperator);
const string title = "Test Log";
const string message = "A test log";
Foobar original = new Foobar
{
Foo = 4,
Bar = 6
};
InvalidOperationException exception;
try
{
throw new InvalidOperationException(title);
}
catch (InvalidOperationException ex)
{
exception = ex;
}
DateTime startLogging = DateTime.UtcNow;
loggingService.LogExceptionWithObject(exception, original, message);
DateTime endLogging = DateTime.UtcNow;
Assert.Single(cachingService);
string fullLogName = cachingService.EnumerateDictionary().Single().Key;
Assert.NotNull(fullLogName);
Log <Foobar> log = (Log <Foobar>)cachingService.EnumerateDictionary().Single().Value.UntypedValue;
string description = "Exception Log - " + title;
Assert.NotNull(log);
Assert.True(log.TimeStamp >= startLogging.AddMilliseconds(-5) && log.TimeStamp <= endLogging.AddMilliseconds(5));
Assert.Equal(title, log.Title);
Assert.Equal(message, log.Message);
Assert.Equal(LogLevel.Error, log.LogLevel);
Assert.Equal(description, log.Description);
Assert.NotNull(log.Target);
Assert.Equal(original.Foo, log.Target.Foo);
// The memory caching service never serializes or deserializes so the non-serialized values won't change
// Assert.Equal(0, log.Target.Bar);
Assert.NotNull(log.Exception);
Assert.Equal(typeof(SerializableException), log.Exception.GetType());
Assert.Equal(title, log.Exception.Message);
}
private static Mock <ConfigurationCacheBase> GenerateCache(bool useStrict = true)
{
Json jsonSerializer = new Json();
MemoryCachingService cachingService = new MemoryCachingService(TimeSpan.FromDays(1), false);
Mock <ConfigurationCacheBase> cacheProxy =
new Mock <ConfigurationCacheBase>(useStrict ? MockBehavior.Strict : MockBehavior.Loose,
cachingService, jsonSerializer, TimeSpan.FromDays(1));
return(cacheProxy);
}
private static DefaultConfigurationService GenerateService()
{
Json jsonSerializer = new Json();
MemoryCachingService cachingService = new MemoryCachingService(TimeSpan.FromDays(1), false);
DefaultConfigurationCache cache = new DefaultConfigurationCache(cachingService,
jsonSerializer, TimeSpan.FromDays(1));
DefaultConfigurationService service = new DefaultConfigurationService(cache);
return(service);
}
public void ContainsKey()
{
TimeSpan cacheLifeTime = TimeSpan.FromMinutes(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
string cachableKey = this.cachableKey;
Foobar cachable = GetCachableObject();
service.Cache <Foobar>(cachableKey, cachable);
Assert.Single(service);;
Assert.True(service.ContainsKey(cachableKey));
}
private static T GetService <T>(Func <ILoggingService, IApiKeyService, ICachingService, T> constructor, MemoryCachingService cachingService = null)
where T : AuthenticationService
{
MemoryCachingService memoryCachingService = cachingService ?? new MemoryCachingService(TimeSpan.FromMinutes(5));
Json serializationService = new Json();
CacheLoggingService loggingService = new CacheLoggingService(memoryCachingService, serializationService);
BasicApiKeyService apiKeyService = new BasicApiKeyService(GetBackingKeys());
T service = constructor(loggingService, apiKeyService, memoryCachingService);
return(service);
}
public void BasicVerification()
{
TimeSpan cacheLifeTime = TimeSpan.FromMinutes(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
Assert.Empty(service);
Assert.Equal(cacheLifeTime, service.DefaultCacheLifespan);
Assert.False(service.IsReadOnly);
Assert.Empty(service.Keys);
Assert.Empty(service.Values);
}
public void Contains()
{
TimeSpan cacheLifeTime = TimeSpan.FromMinutes(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
Foobar cachable = GetCachableObject();
string cachableKey = this.cachableKey;
KeyValuePair <string, ICachedObjectBasic> item = GetCachableKvp(DateTime.UtcNow, cacheLifeTime, cachable, cachableKey);
Assert.DoesNotContain(item, service);
service.Add(item);
Assert.Contains(item, service);
}
public void IsValidRequestTest()
{
MemoryCachingService cachingService = new MemoryCachingService(TimeSpan.FromMinutes(5));
IsValidRequestOverride service = GetService((l, a, c) => new IsValidRequestOverride(l, a, c), cachingService);
const string badAppId = "badappId";
const string resource = "/test";
const string method = "GET";
const string content = "some content";
Tuple <bool, HmacIsValidRequestResult> result = service.CheckValidRequest(null, null, null, null, null, null, null);
Assert.False(result.Item1);
Assert.Equal(HmacIsValidRequestResult.NoValidResouce, result.Item2);
result = service.CheckValidRequest(null, resource, null, badAppId, null, null, null);
Assert.False(result.Item1);
Assert.Equal(HmacIsValidRequestResult.UnableToFindAppId, result.Item2);
result = service.CheckValidRequest(null, resource, null, _appId, null, null, null);
Assert.False(result.Item1);
Assert.Equal(HmacIsValidRequestResult.ReplayRequest, result.Item2);
result = service.CheckValidRequest(null, resource, null, _appId, null, "a nonce", null);
Assert.False(result.Item1);
Assert.Equal(HmacIsValidRequestResult.ReplayRequest, result.Item2);
ulong badCurrentTime = DateTime.UtcNow.AddMinutes(-30).UnixTimeStamp();
result = service.CheckValidRequest(null, resource, null, _appId, null, "a nonce", badCurrentTime.ToString());
Assert.False(result.Item1);
Assert.Equal(HmacIsValidRequestResult.ReplayRequest, result.Item2);
ulong goodCurrentTime = DateTime.UtcNow.UnixTimeStamp();
cachingService.Cache("a nonce", "a nonce");
result = service.CheckValidRequest(null, resource, null, _appId, null, "a nonce", goodCurrentTime.ToString());
Assert.False(result.Item1);
Assert.Equal(HmacIsValidRequestResult.ReplayRequest, result.Item2);
HmacSignatureGenerator signatureGenerator = new HmacSignatureGenerator(CustomHeaderScheme);
string fullSignature = signatureGenerator.GenerateFullHmacSignature(resource, method, _appId, _secretKey, content);
string[] signatureParts = service.GetHeaderValues(fullSignature.Split(" ")[1]);
result = service.CheckValidRequest(content.ToStream(), resource, method, signatureParts[0], signatureParts[1], signatureParts[2], signatureParts[3]);
Assert.True(result.Item1);
Assert.Equal(HmacIsValidRequestResult.NoError, result.Item2);
fullSignature = signatureGenerator.GenerateFullHmacSignature(resource, method, _appId, _secretKey, content);
signatureParts = service.GetHeaderValues(fullSignature.Split(" ")[1]);
result = service.CheckValidRequest(content.ToStream(), resource, method, signatureParts[0], _secretKey, signatureParts[2], signatureParts[3]);
Assert.False(result.Item1);
Assert.Equal(HmacIsValidRequestResult.SignaturesMismatch, result.Item2);
}
public void Count()
{
TimeSpan cacheLifeTime = TimeSpan.FromMinutes(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
Assert.Empty(service);
Foobar cachable = GetCachableObject();
string cachableKey = this.cachableKey;
service.Cache(cachableKey, cachable);
Assert.Single(service);
}
public void AddKvp()
{
TimeSpan cacheLifeTime = TimeSpan.FromMinutes(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
Foobar cachable = GetCachableObject();
string cachableKey = this.cachableKey;
KeyValuePair <string, ICachedObjectBasic> item = GetCachableKvp(DateTime.UtcNow, cacheLifeTime, cachable, cachableKey);
service.Add(item);
ICachedObject <Foobar> result = service.Retrieve <Foobar>(cachableKey);
Assert.Equal(cachable, result.Value);
}
private MemoryCachingService InitMemoryCachingService()
{
var services =
new ServiceCollection()
.AddMemoryCache()
.BuildServiceProvider();
var memoryCachingService = new MemoryCachingService(
services.GetRequiredService <IMemoryCache>()
);
return(memoryCachingService);
}
public void Clear()
{
TimeSpan cacheLifeTime = TimeSpan.FromMinutes(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
string cachableKey = this.cachableKey;
Foobar cachable = GetCachableObject();
service.Cache <Foobar>(cachableKey, cachable);
Assert.Single(service);;
Assert.Equal(cachable, service.Retrieve <Foobar>(cachableKey).Value);
service.Clear();
Assert.Empty(service);
}
public void Values()
{
TimeSpan cacheLifeTime = TimeSpan.FromMinutes(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
Assert.Empty(service.Values);
Foobar cachable = GetCachableObject();
string cachableKey = this.cachableKey;
service.Cache(cachableKey, cachable);
Assert.Single(service.Values);
Assert.NotNull(service.Values.Single());
Assert.Equal(cachable, service.Values.Single().UntypedValue);
}
public void TryGetValue()
{
TimeSpan cacheLifeTime = TimeSpan.FromMinutes(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
string cachableKey = this.cachableKey;
ICachedObjectBasic result;
Assert.False(service.TryGetValue(cachableKey, out result));
Foobar cachable = GetCachableObject();
service.Cache(cachableKey, cachable);
bool success = service.TryGetValue(cachableKey, out result);
Assert.True(success);
Assert.Equal(cachable, result.UntypedValue);
}
public void Caching()
{
TimeSpan cacheLifeTime = TimeSpan.FromMinutes(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
Foobar cachable = GetCachableObject();
string cachableKey = this.cachableKey;
service.Cache(cachableKey, cachable);
Assert.Single(service);
Assert.Equal(cacheLifeTime, service.DefaultCacheLifespan);
Assert.False(service.IsReadOnly);
Assert.Single(service.Keys);
Assert.Equal(cachableKey, service.Keys.Single());
Assert.Single(service.Values);
Assert.Equal(cachable, service.Values.Single().UntypedValue);
}
public void Add()
{
TimeSpan cacheLifeTime = TimeSpan.FromMinutes(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
string cachableKey = this.cachableKey;
Foobar cachable = GetCachableObject();
DefaultCachedObject <object> dto = new DefaultCachedObject <object>
{
Value = cachable,
CachedTime = DateTime.UtcNow,
ExpireTime = DateTime.UtcNow.Add(cacheLifeTime)
};
service.Add(cachableKey, dto);
Assert.Single(service);;
Assert.Equal(dto.Value, service.Retrieve <Foobar>(cachableKey).Value);
}
public void LogException()
{
MemoryCachingService cachingService = new MemoryCachingService(TimeSpan.FromMinutes(5));
Json serializationService = new Json();
CacheLoggingService loggingService = new CacheLoggingService(cachingService, serializationService, _partSeperator);
const string title = "Test Log";
const string message = "A test log";
InvalidOperationException exception;
try
{
throw new InvalidOperationException(title);
}
catch (InvalidOperationException ex)
{
exception = ex;
}
DateTime startLogging = DateTime.UtcNow;
loggingService.LogException(exception, message);
DateTime endLogging = DateTime.UtcNow;
Assert.Single(cachingService);
string fullLogName = cachingService.EnumerateDictionary().Single().Key;
Assert.NotNull(fullLogName);
Log <object> log = (Log <object>)cachingService.EnumerateDictionary().Single().Value.UntypedValue;
string description = "Exception Log - " + title;
Assert.NotNull(log);
Assert.Null(log.Target);
Assert.True(log.TimeStamp >= startLogging.AddMilliseconds(-5) && log.TimeStamp <= endLogging.AddMilliseconds(5));
Assert.Equal(title, log.Title);
Assert.Equal(message, log.Message);
Assert.Equal(LogLevel.Error, log.LogLevel);
Assert.Equal(description, log.Description);
Assert.NotNull(log.Exception);
Assert.Equal(typeof(SerializableException), log.Exception.GetType());
Assert.Equal(title, log.Exception.Message);
}
public void DoubleRetrieve()
{
TimeSpan cacheLifeTime = TimeSpan.FromMinutes(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
Foobar cachable = GetCachableObject();
string cachableKey = this.cachableKey;
service.Cache(cachableKey, cachable);
ICachedObject <Foobar> existsRetrievedWrapper = service.Retrieve <Foobar>(cachableKey);
ICachedObject <Foobar> retrievedWrapper = service.Retrieve <Foobar>(cachableKey);
Assert.NotNull(existsRetrievedWrapper);
Assert.NotNull(retrievedWrapper);
Assert.Equal(cachable, existsRetrievedWrapper.Value);
Assert.Equal(retrievedWrapper.Value, existsRetrievedWrapper.Value);
Assert.Single(service);
}
public void AutomatedExpiration()
{
TimeSpan cacheLifeTime = TimeSpan.FromMilliseconds(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
Foobar cachable = GetCachableObject();
string cachableKey = this.cachableKey;
DateTime startedCaching = DateTime.UtcNow;
service.Cache(cachableKey, cachable);
DateTime endedCaching = DateTime.UtcNow;
ICachedObject <Foobar> existsRetrievedWrapper = service.Retrieve <Foobar>(cachableKey);
Thread.Sleep(6);
ICachedObject <Foobar> retrievedWrapper = service.Retrieve <Foobar>(cachableKey);
Assert.NotNull(existsRetrievedWrapper);
Assert.Null(retrievedWrapper);
}
public void RemoveBranching()
{
TimeSpan cacheLifeTime = TimeSpan.FromMinutes(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
Foobar cachable = GetCachableObject();
string cachableKey = this.cachableKey;
KeyValuePair <string, ICachedObjectBasic> originalItem = GetCachableKvp(DateTime.UtcNow, cacheLifeTime, cachable, cachableKey);
KeyValuePair <string, ICachedObjectBasic> item;
DateTime originalTime = originalItem.Value.CachedTime;
Assert.False(service.Remove(originalItem));;
service.Clear();
Assert.Empty(service);
item = GetCachableKvp(originalTime, cacheLifeTime, null, cachableKey);
service.Add(item);
Assert.False(service.Remove(originalItem));
service.Clear();
Assert.Empty(service);
item = GetCachableKvp(originalTime, TimeSpan.FromMinutes(-5), cachable, cachableKey);
service.Add(item);
Assert.False(service.Remove(originalItem));
Assert.Empty(service);
service.Clear();
Assert.Empty(service);
item = GetCachableKvp(originalTime.AddMilliseconds(10), cacheLifeTime, cachable, cachableKey);
service.Add(item);
Assert.False(service.Remove(originalItem));
service.Clear();
Assert.Empty(service);
item = GetCachableKvp(originalTime, TimeSpan.FromMinutes(4), cachable, cachableKey);
service.Add(item);
Assert.False(service.Remove(originalItem));
service.Clear();
Assert.Empty(service);
item = GetCachableKvp(originalTime, cacheLifeTime, GetCachableObject(), cachableKey);
service.Add(item);
Assert.False(service.Remove(originalItem));
}
public void CopyTo()
{
TimeSpan cacheLifeTime = TimeSpan.FromMinutes(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
Foobar cachable = GetCachableObject();
string cachableKey = this.cachableKey;
service.Cache(cachableKey, cachable);
ICachedObject <Foobar> existsRetrievedWrapper = service.Retrieve <Foobar>(cachableKey);
KeyValuePair <string, ICachedObjectBasic>[] cache = new KeyValuePair <string, ICachedObjectBasic> [1];
service.CopyTo(cache, 0);
Assert.NotNull(cache);
Assert.NotEmpty(cache);
Assert.Single(cache);
Assert.Equal(existsRetrievedWrapper.Value, cache[0].Value.UntypedValue);
Assert.Equal(cachableKey, cache[0].Key);
}
public void ManualExpiration()
{
TimeSpan cacheLifeTime = TimeSpan.FromMinutes(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
Foobar cachable = GetCachableObject();
string cachableKey = this.cachableKey;
DateTime startedCaching = DateTime.UtcNow;
service.Cache(cachableKey, cachable);
DateTime endedCaching = DateTime.UtcNow;
ICachedObject <Foobar> existsRetrievedWrapper = service.Retrieve <Foobar>(cachableKey);
service.Invalidate(cachableKey);
ICachedObject <Foobar> retrievedWrapper = service.Retrieve <Foobar>(cachableKey);
Assert.Empty(service);
Assert.NotNull(existsRetrievedWrapper);
Assert.Null(retrievedWrapper);
}
public void Retrieval()
{
TimeSpan cacheLifeTime = TimeSpan.FromMinutes(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
Foobar cachable = GetCachableObject();
string cachableKey = this.cachableKey;
DateTime startedCaching = DateTime.UtcNow;
service.Cache(cachableKey, cachable);
DateTime endedCaching = DateTime.UtcNow;
ICachedObject <Foobar> retrievedWrapper = service.Retrieve <Foobar>(cachableKey);
Assert.NotNull(retrievedWrapper);
Assert.Equal(cachable, retrievedWrapper.Value);
Assert.True(retrievedWrapper.CachedTime > startedCaching && retrievedWrapper.CachedTime < endedCaching);
Assert.True(retrievedWrapper.ExpireTime > startedCaching.Add(cacheLifeTime) &&
retrievedWrapper.ExpireTime < endedCaching.Add(cacheLifeTime));
}
public void LogMessageWithObjectWithoutMessage()
{
MemoryCachingService cachingService = new MemoryCachingService(TimeSpan.FromMinutes(5));
Json serializationService = new Json();
CacheLoggingService loggingService = new CacheLoggingService(cachingService, serializationService, _partSeperator);
const string title = "Test Log";
Foobar original = new Foobar
{
Foo = 4,
Bar = 6
};
DateTime startLogging = DateTime.UtcNow;
loggingService.LogMessage(title, original, LogLevel.Debug);
DateTime endLogging = DateTime.UtcNow;
Assert.Single(cachingService);
string fullLogName = cachingService.EnumerateDictionary().Single().Key;
Assert.NotNull(fullLogName);
Log <Foobar> log = (Log <Foobar>)cachingService.EnumerateDictionary().Single().Value.UntypedValue;
string description = "Message Log with object - " + typeof(Foobar).FullName;
Assert.NotNull(log);
Assert.True(log.TimeStamp >= startLogging.AddMilliseconds(-5) && log.TimeStamp <= endLogging.AddMilliseconds(5));
Assert.Equal(title, log.Title);
Assert.Equal(description, log.Message);
Assert.Equal(LogLevel.Debug, log.LogLevel);
Assert.Null(log.Exception);
Assert.Equal(description, log.Description);
Assert.NotNull(log.Target);
Assert.Equal(original.Foo, log.Target.Foo);
// The memory caching service never serializes or deserializes so the non-serialized values won't change
// Assert.Equal(0, log.Target.Bar);
}
public void StaticUsage()
{
TimeSpan cacheLifeTime = TimeSpan.FromMilliseconds(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime, true);
Foobar cachable = GetCachableObject();
string cachableKey = this.cachableKey;
DateTime startedCaching = DateTime.UtcNow;
service.Cache(cachableKey, cachable);
DateTime endedCaching = DateTime.UtcNow;
ICachedObject <Foobar> existsRetrievedWrapper = service.Retrieve <Foobar>(cachableKey);
MemoryCachingService service2 = new MemoryCachingService(cacheLifeTime, true);
ICachedObject <Foobar> existsRetrievedWrapper2 = service2.Retrieve <Foobar>(cachableKey);
Assert.Equal(cachable, existsRetrievedWrapper.Value);
Assert.Equal(existsRetrievedWrapper.Value, existsRetrievedWrapper2.Value);
service2.Clear();
Assert.Null(service.Retrieve <Foobar>(cachableKey));
}
public void Indexing()
{
TimeSpan cacheLifeTime = TimeSpan.FromMinutes(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
string cachableKey = this.cachableKey;
// this shouldn't throw
Assert.Null(service[cachableKey]);
Foobar cachable = GetCachableObject();
DefaultCachedObject <object> dto = new DefaultCachedObject <object>
{
Value = cachable,
CachedTime = DateTime.UtcNow,
ExpireTime = DateTime.UtcNow.Add(cacheLifeTime)
};
service[cachableKey] = dto;
Assert.Single(service);
ICachedObjectBasic retrieved = service[cachableKey];
Assert.Equal(dto.Value, retrieved.UntypedValue);
}
public void TestEnumerators()
{
TimeSpan cacheLifeTime = TimeSpan.FromMinutes(5);
MemoryCachingService service = new MemoryCachingService(cacheLifeTime);
Foobar cachable = GetCachableObject();
string cachableKey = this.cachableKey;
service.Cache(cachableKey, cachable);
IEnumerator <KeyValuePair <string, ICachedObjectBasic> > typedEnumerator
= service.GetEnumerator();
IEnumerator enumerator = ((IEnumerable)service).GetEnumerator();
typedEnumerator.MoveNext();
enumerator.MoveNext();
Assert.Equal(cachable,
(Foobar)((ICachedObjectBasic)(typedEnumerator.Current).Value).UntypedValue);
Assert.Equal(cachable,
(Foobar)((ICachedObjectBasic)((KeyValuePair <string, ICachedObjectBasic>)
(enumerator.Current)).Value).UntypedValue);
}
public void LogTest()
{
MemoryCachingService cachingService = new MemoryCachingService(TimeSpan.FromMinutes(5));
Json serializationService = new Json();
CacheLoggingService loggingService = new CacheLoggingService(cachingService, serializationService, _partSeperator);
DateTime startLogging = DateTime.UtcNow;
loggingService.LogMessage("Test Log", "A test log", LogLevel.Debug);
DateTime endLogging = DateTime.UtcNow;
Assert.Single(cachingService);
string fullLogName = cachingService.EnumerateDictionary().Single().Key;
Assert.StartsWith(LogLevel.Debug.ToString() + _partSeperator, fullLogName);
string timestampString = fullLogName.Split('_')[1];
DateTime timeStamp = DateTime.FromFileTimeUtc(long.Parse(timestampString));
Assert.True(timeStamp >= startLogging.AddMilliseconds(-5) && timeStamp <= endLogging.AddMilliseconds(5));
}
