public override async Task InterceptAsync(ILmsMethodInvocation invocation)
{
var serviceEntry = invocation.ArgumentsDictionary["serviceEntry"] as ServiceEntry;
var serviceKey = invocation.ArgumentsDictionary["serviceKey"] as string;
var parameters = invocation.ArgumentsDictionary["parameters"] as object[];
async Task <object> GetResultFirstFromCache(string cacheName, string cacheKey, ServiceEntry entry)
{
_distributedCache.UpdateCacheName(cacheName);
return(await _distributedCache.GetOrAddAsync(cacheKey,
serviceEntry.MethodInfo.GetReturnType(),
async() => await entry.Executor(serviceKey, parameters)));
}
if (serviceEntry.GovernanceOptions.CacheEnabled)
{
var removeCachingInterceptProviders = serviceEntry.RemoveCachingInterceptProviders;
if (removeCachingInterceptProviders.Any())
{
foreach (var removeCachingInterceptProvider in removeCachingInterceptProviders)
{
var removeCacheKey = serviceEntry.GetCachingInterceptKey(parameters, removeCachingInterceptProvider);
_distributedCache.UpdateCacheName(removeCachingInterceptProvider.CacheName);
await _distributedCache.RemoveAsync(removeCacheKey, true);
}
}
if (serviceEntry.GetCachingInterceptProvider != null)
{
if (serviceEntry.IsTransactionServiceEntry())
{
await invocation.ProceedAsync();
}
else
{
var getCacheKey = serviceEntry.GetCachingInterceptKey(parameters,
serviceEntry.GetCachingInterceptProvider);
invocation.ReturnValue = await GetResultFirstFromCache(
serviceEntry.GetCachingInterceptProvider.CacheName,
getCacheKey,
serviceEntry);
}
}
else if (serviceEntry.UpdateCachingInterceptProvider != null)
{
if (serviceEntry.IsTransactionServiceEntry())
{
await invocation.ProceedAsync();
}
else
{
var updateCacheKey = serviceEntry.GetCachingInterceptKey(parameters,
serviceEntry.UpdateCachingInterceptProvider);
await _distributedCache.RemoveAsync(updateCacheKey);
invocation.ReturnValue = await GetResultFirstFromCache(
serviceEntry.GetCachingInterceptProvider.CacheName,
updateCacheKey,
serviceEntry);
}
}
else
{
await invocation.ProceedAsync();
}
}
else
{
await invocation.ProceedAsync();
}
}
public static async Task RemoveAsync(this IDistributedInterceptCache cache, string cacheKey, string cacheName, bool?hideErrors = null,
CancellationToken token = default)
{
cache.UpdateCacheName(cacheName);
await cache.RemoveAsync(cacheKey, hideErrors, token);
}
