public int FindCount(Type t, String condition)
{
if (CacheTime.isCountUpdate(t, condition))
{
return(-1);
}
String key = CacheKey.getCountKey(t, condition);
Object obj = getFromApplication(key);
return(obj == null ? -1 : (int)obj);
}
public void Add(IEntity obj)
{
if (obj == null)
{
return;
}
String key = CacheKey.getObject(obj.GetType(), obj.Id);
addToContext(key, obj);
CacheTime.updateObject(obj); // 加入缓存的时候，设置最新 timestamp
}
private void addList(String key, IList objList)
{
if (objList == null)
{
return;
}
addToContext(key, objList);
foreach (IEntity obj in objList)
{
ContextCache.Put(CacheKey.getObject(obj.GetType(), obj.Id), obj);
}
CacheTime.updateList(key);
}
public IEntity FindOne(Type t, int id)
{
String key = CacheKey.getObject(t, id);
IEntity result = getFromApplication(key) as IEntity;
if (result != null)
{
if (CacheTime.isObjectUpdated(result))
{
return(null); // 检查是否更新
}
logger.Debug("APP_cache_get=>" + key);
return(result);
}
return(null);
}
//-----------------------------------------------------------
internal IList getListFromCache(String queryKey, Type t)
{
if (CacheTime.isListUpdate(queryKey, t))
{
return(null);
}
List <int> ids = appCache.Get(queryKey) as List <int>;
if (ids == null)
{
return(null);
}
IList result = new ArrayList();
foreach (int id in ids)
{
IEntity obj = this.findOnePrivate(t, id);
if (obj == null)
{
return(null);
}
if (CacheTime.isObjectUpdated(obj))
{
return(null); // 如果有任何一个对象更新过，则缓存失效
}
// 检查实体属性
renewEntityPropertyValue(obj);
result.Add(obj);
}
logger.Debug("APP_cache_get=>" + queryKey);
return(result);
}
private static void addList(String key, IList objList)
{
if (objList == null)
{
return;
}
foreach (IEntity obj in objList)
{
addToApplication(CacheKey.getObject(obj.GetType(), obj.Id), obj);
CacheTime.updateObject(obj); // 加入缓存的时候，设置最新 timestamp
}
List <int> ids = new List <int>();
foreach (IEntity obj in objList)
{
ids.Add(obj.Id);
}
addToApplication(key, ids);
CacheTime.updateList(key);
}
public void Clear()
{
appCache.Clear();
CacheTime.Clear();
}
public void Delete(Type t, int id)
{
appCache.Remove(CacheKey.getObject(t.FullName, id));
logger.Debug("Delete=>" + t.FullName + id);
CacheTime.updateTable(t);
}