private static RedisSet <string> GetRedisSet(IMongoQuery query, string queryUniqueString)
{
try
{
Log.Debug("ProductDataAccess.GetRedisSet", "Accessing redis with key", queryUniqueString);
RedisSet <string> cache = new RedisSet <string>(RedisSetWorkspace, queryUniqueString);
if (!cache.IsSetExists())
{
// ids of items
var ids = new List <string>();
var products = _mongoContext.GetDocuments <BsonDocument>(query, _collectionName, new string[] { ProductIdField, MongoTypeField }, Limit);
Log.Debug("ProductDataAccess.GetRedisSet", "Get query items", queryUniqueString, _collectionName, query, _collectionName, ProductIdField, MongoTypeField, Limit);
if (products != null && products.Any())
{
ids.AddRange(products.Select(doc => doc.GetValue(ProductIdField).ToString()));
if (Logger.Current.IsDebugEnabled)
{
Log.Debug("ProductDataAccess.GetRedisSet", "ids found", _collectionName, query, queryUniqueString, string.Join(",", ids.Select(id => id)));
}
}
else
{
Log.Debug("ProductDataAccess.GetRedisSet", "No products in mongo db", _collectionName, query, queryUniqueString);
}
// filling cache
cache.AddRange(ids);
}
return(cache);
}
catch (Exception ex)
{
Log.Error("ProductDataAccess.GetRedisSet", "Exception when getting from mongo", query, ex);
throw;
}
}
/// <summary>
/// 增加集合时调用此方法,更新索引
/// </summary>
/// <param name="keys"></param>
/// <returns></returns>
protected long AddKeyIndex(params TKey[] keys)
{
return(_indexSet.AddRange(keys));
}