public static Func <IContext, HandlerInfo, Task> Get(Type handlerType, string httpMethod)
{
IDictionary <string, Func <IContext, HandlerInfo, Task> > handlerCache;
if (!RunMethodCache.TryGetValue(handlerType, out handlerCache))
{
lock (RunMethodCacheCollection.SyncRoot)
{
if (!RunMethodCache.TryGetValue(handlerType, out handlerCache))
{
var asyncRunMethod = new PipelineFunctionFactory(handlerType).BuildAsyncRunMethod(httpMethod);
handlerCache = new Dictionary <string, Func <IContext, HandlerInfo, Task> >
{
{ httpMethod, asyncRunMethod }
};
RunMethodCache.Add(handlerType, handlerCache);
return(asyncRunMethod);
}
}
}
// It's not really worth all the locking palaver here, worst case scenario the AsyncRunMethod gets built more than once.
Func <IContext, HandlerInfo, Task> method;
if (!handlerCache.TryGetValue(httpMethod, out method))
{
method = new PipelineFunctionFactory(handlerType).BuildAsyncRunMethod(httpMethod);
handlerCache[httpMethod] = method;
}
return(method);
}
public static Func<IContext, HandlerInfo, Task> Get(Type handlerType, string httpMethod)
{
IDictionary<string, Func<IContext, HandlerInfo, Task>> handlerCache;
if (!RunMethodCache.TryGetValue(handlerType, out handlerCache))
{
lock (RunMethodCacheCollection.SyncRoot)
{
if (!RunMethodCache.TryGetValue(handlerType, out handlerCache))
{
var asyncRunMethod = new PipelineFunctionFactory(handlerType).BuildAsyncRunMethod(httpMethod);
handlerCache = new Dictionary<string, Func<IContext, HandlerInfo, Task>>
{
{httpMethod, asyncRunMethod}
};
RunMethodCache.Add(handlerType, handlerCache);
return asyncRunMethod;
}
}
}
// It's not really worth all the locking palaver here, worst case scenario the AsyncRunMethod gets built more than once.
Func<IContext, HandlerInfo, Task> method;
if (!handlerCache.TryGetValue(httpMethod, out method))
{
method = new PipelineFunctionFactory(handlerType).BuildAsyncRunMethod(httpMethod);
handlerCache[httpMethod] = method;
}
return method;
}
