public void GetByGuid()
{
var lockObj = new LockObject(1000);
var guid1 = new Guid("5A79EF6A-F8DF-496B-BB64-5C3B7F8E61A3");
var guid2 = Guid.Parse("5A79EF6A-F8DF-496B-BB64-5C3B7F8E61A3");
var guid3 = guid2; // копия структуры
var guid4 = new Guid("51094EE8-30F5-49EC-9A5A-94ABA9E56A8A");
var obj1 = lockObj.Get(guid1);
var obj2 = lockObj.Get(guid2);
var obj3 = lockObj.Get(guid3);
var obj4 = lockObj.Get(guid4);
Assert.True(ReferenceEquals(obj1, obj2));
Assert.True(ReferenceEquals(obj1, obj3));
Assert.False(ReferenceEquals(obj1, obj4));
int count = 100;
for (int i = 0; i < count; i++)
{
var g1 = Guid.NewGuid();
var g2 = Guid.Parse(g1.ToString());
var g3 = g1;
var o1 = lockObj.Get(g1);
var o2 = lockObj.Get(g2);
var o3 = lockObj.Get(g3);
Assert.True(ReferenceEquals(o1, o2));
Assert.True(ReferenceEquals(o1, o3));
}
}
protected TResponse GetOrLoadResponse(
TRequest request,
TWriteObject wObject = null,
bool preloaded = false)
{
if (request == null)
{
throw new ArgumentNullException("request");
}
if (_unloadDataLoopWorker.IsWorking == false && Count >= BeginUnloadCount)
{
TryBeginUnloadDataLoop();
}
TResponse response = null;
_dictionary.TryGetValue(request.ObjectId, out response);
if (response == null)
{
var loadLock = _loadDataLocks.Get(request.ObjectId);
lock (loadLock)
{
_dictionary.TryGetValue(request.ObjectId, out response);
if (response == null)
{
// получим актуальный ответ
var writeObject = wObject;
if (preloaded == false)
{
writeObject = LoadObject(request);
}
response = CreateResponse(request, writeObject);
}
}
}
// обновим статистику
// блокировку не делаем, т.к. статистику можно вести приблизительную, зато будет быстрее работать
response.LastGetDate = DateTime.Now;
long generation = _generation;
if (response.Generation != generation)
{
Interlocked.Exchange(ref response.GetCount, 0);
response.Generation = generation;
}
Interlocked.Increment(ref response.GetCount);
return(response);
}
