internal static Dictionary <string, TItem> GetCacheItem <TItem>(string key) where TItem : IModel
{
if (!cacheDatas.ContainsKey(key))
{
return(new Dictionary <string, TItem>());
}
var dataItem = cacheDatas[key];
dataItem.UseTime = DateTime.Now;
if (dataItem.UpdatedData != null)
{
dataItem.Data = ObjectConvert.ConvertToDictionary <TItem>(dataItem.UpdatedData);
dataItem.UpdatedData = null;
}
return(dataItem.Data as Dictionary <string, TItem>);
}
internal static Dictionary <string, TItem> GetCacheList <TItem>(string query, IEnumerable <Attribute.FieldMapping> mapping, int timeOut, DBHelper helper, out string key) where TItem : IModel, new()
{
Type type = typeof(TItem);
query = query.ToLower();
string Params = string.Join(":", helper.Params);
//按参数进行缓存
key = StringHelper.EncryptMD5(query + Params + "|" + helper.DatabaseName);//按库名
//初始缓存
if (!cacheDatas.ContainsKey(key))
{
cacheDatas.TryAdd(key, new MemoryDataCacheItem()
{
Data = null, Mapping = mapping, TimeOut = timeOut, DBHelper = helper, Query = query, Params = new Dictionary <string, object>(helper.Params), Type = type
});
if (typeCache.ContainsKey(type))
{
typeCache[type].Add(key);
}
else
{
typeCache[type] = new List <string>()
{
key
};
}
}
else
{
var dataItem2 = cacheDatas[key];
if (dataItem2.QueryCount == 0)//缓存没有创建好时返回空
{
throw new CRLException("CRL缓存创建中...");
return(new Dictionary <string, TItem>());
}
}
var dataItem = cacheDatas[key];
//首次查询
if (dataItem.QueryCount == 0)
{
try
{
var data = QueryData(key, type, query, mapping, helper);
dataItem.Data = ObjectConvert.ConvertToDictionary <TItem>(data);
dataItem.Count = data.Count;
dataItem.QueryCount = 1;
}
catch (Exception ero)
{
MemoryDataCacheItem item;
cacheDatas.TryRemove(key, out item);
throw ero;
}
}
if (timer == null)
{
StarWatch();
}
//更新缓存数据
if (dataItem.UpdatedData != null)
{
dataItem.Data = ObjectConvert.ConvertToDictionary <TItem>(dataItem.UpdatedData);
dataItem.UpdatedData = null;
}
cacheDatas[key].UseTime = DateTime.Now;
return(dataItem.Data as Dictionary <string, TItem>);
}
internal static Dictionary <string, TItem> GetCacheList <TItem>(string query, IEnumerable <Attribute.FieldMapping> mapping, int timeOut, DBHelper helper, out string key) where TItem : IModel, new()
{
Type type = typeof(TItem);
var typeKey = string.Format("{0}_{1}", type.FullName, helper.DatabaseName.ToLower());
query = query.ToLower();
string Params = string.Join(":", helper.Params);
//按参数进行缓存
key = StringHelper.EncryptMD5(query + Params + "|" + helper.DatabaseName);//按库名
//初始缓存
MemoryDataCacheItem dataItem;
var a = cacheDatas.TryGetValue(key, out dataItem);
if (!a)
{
dataItem = new MemoryDataCacheItem()
{
Data = null, Mapping = mapping, TimeOut = timeOut, DBHelper = helper, Query = query, Params = new Dictionary <string, object>(helper.Params), Type = type
};
cacheDatas.TryAdd(key, dataItem);
lock (lockObj)
{
if (typeCache.ContainsKey(typeKey))
{
typeCache[typeKey].Add(key);
}
else
{
typeCache[typeKey] = new List <string>()
{
key
};
}
}
}
else
{
if (dataItem.QueryCount == 0)//缓存没有创建好时返回空
{
var ts = DateTime.Now - dataItem.UpdateTime;
if (ts.TotalMinutes < 1)
{
throw new CRLException($"缓存[{typeof(TItem)}]创建中...");
}
}
}
//首次查询
if (dataItem.QueryCount == 0)
{
try
{
var data = QueryData(key, type, query, mapping, helper);
var data2 = ObjectConvert.ConvertToDictionary <TItem>(data);
dataItem.Data = data2;
dataItem.Count = data2.Count;
dataItem.QueryCount = 1;
dataItem.UpdateTime = DateTime.Now;
}
catch (Exception ero)
{
cacheDatas.TryRemove(key, out dataItem);
typeCache[typeKey].Remove(key);
throw ero;
}
}
if (timer == null)
{
StarWatch();
}
//更新缓存数据
if (dataItem.UpdatedData != null)
{
var data2 = ObjectConvert.ConvertToDictionary <TItem>(dataItem.UpdatedData);
dataItem.Data = data2;
dataItem.Count = data2.Count;
dataItem.UpdatedData = null;
}
dataItem.UseTime = DateTime.Now;
return(dataItem.Data as Dictionary <string, TItem>);
}
internal static Dictionary <int, TItem> GetCacheList <TItem>(string qeury, int timeOut, DBHelper helper, out string key) where TItem : IModel, new()
{
Type type = typeof(TItem);
qeury = qeury.ToLower();
string Params = "";
foreach (KeyValuePair <string, object> item in helper.Params)
{
Params += item.Key + ":" + item.Value;
}
//按参数进行缓存
key = StringHelper.EncryptMD5(qeury + Params);
//初始缓存
lock (lockObj)
{
if (!cacheDatas.ContainsKey(key))
{
cacheDatas.Add(key, new MemoryDataCacheItem()
{
Data = null, TimeOut = timeOut, DBHelper = helper, Query = qeury, Params = new Dictionary <string, object>(helper.Params), Type = type
});
if (typeCache.ContainsKey(type))
{
typeCache[type].Add(key);
}
else
{
typeCache[type] = new List <string>()
{
key
};
}
}
else
{
var dataItem2 = cacheDatas[key];
if (dataItem2.QueryCount == 0)//缓存没有创建好时返回空
{
return(new Dictionary <int, TItem>());
}
}
}
var dataItem = cacheDatas[key];
//首次查询
if (dataItem.QueryCount == 0)
{
var data = QueryData(key, type, qeury, helper);
dataItem.Data = ObjectConvert.ConvertToDictionary <TItem>(data);
dataItem.Count = data.Count;
dataItem.QueryCount = 1;
}
if (thread == null)
{
StarWatch();
}
if (dataItem.UpdatedData != null)
{
dataItem.Data = ObjectConvert.ConvertToDictionary <TItem>(dataItem.UpdatedData);
dataItem.UpdatedData = null;
}
cacheDatas[key].UseTime = DateTime.Now;
return(dataItem.Data as Dictionary <int, TItem>);
}
