public static VCM Create(VersionChecker owner)
{
var version = owner._version;
var result = new VCM()
{
ClassRegion = version.ClassRegion.AssemblyQualifiedName,
ScopeId = version.ScopeId,
Value = version.Value
};
if (version.ScopeClass != null)
{
result.ScopeClass = version.ScopeClass.AssemblyQualifiedName;
}
return(result);
}
/// <summary>
/// 从缓存中读取指定实体类型的某个父对象下的所有子对象。
/// 如果缓存中不存在，或者缓存数据已经过期，则调用 GetByParentId 方法获取数据，并把最终数据加入到缓存中。
/// </summary>
/// <param name="parent">The parent.</param>
/// <returns></returns>
internal override IList <Entity> GetCachedTableByParent(Entity parent)
{
//只使用 SqlCe 作为 GetByParent 的缓存
Cache cache = CacheInstances.Disk;
IList <Entity> result = null;
var sd = this.ClientCacheDefinition;
if (sd != null)
{
var className = sd.Class.Name;
var key = string.Format(CacheByParentKeyFormat, parent.Id);
result = cache.Get(key, className) as IList <Entity>;
if (result == null)
{
result = this._repository.GetByParentId(parent.Id);
VersionChecker checker = null;
if (sd.ScopeById)
{
var scopeId = sd.ScopeIdGetter(parent);
checker = new VersionChecker(sd.Class, sd.ScopeClass, scopeId);
}
else
{
checker = new VersionChecker(sd.Class);
}
var policy = new Policy()
{
Checker = checker
};
cache.Add(key, result, policy, className);
}
}
return(result);
}
/// <summary>
/// 从缓存中读取指定实体类型的某个父对象下的所有子对象。
/// 如果缓存中不存在，或者缓存数据已经过期，则调用 GetByParentId 方法获取数据，并把最终数据加入到缓存中。
/// </summary>
/// <param name="parent">The parent.</param>
/// <returns></returns>
internal override IList<Entity> GetCachedTableByParent(Entity parent)
{
//只使用 SqlCe 作为 GetByParent 的缓存
Cache cache = CacheInstance.Disk;
IList<Entity> result = null;
var sd = this.ClientCacheDefinition;
if (sd != null)
{
var className = sd.Class.Name;
var key = string.Format(CacheByParentKeyFormat, parent.Id);
result = cache.Get(key, className) as IList<Entity>;
if (result == null)
{
result = this._repository.GetByParentId(parent.Id);
VersionChecker checker = null;
if (sd.ScopeById)
{
var scopeId = sd.ScopeIdGetter(parent);
checker = new VersionChecker(sd.Class, sd.ScopeClass, scopeId);
}
else
{
checker = new VersionChecker(sd.Class);
}
var policy = new Policy() { Checker = checker };
cache.Add(key, result, policy, className);
}
}
return result;
}
public static VCM Create(VersionChecker owner)
{
var version = owner._version;
var result = new VCM()
{
ClassRegion = version.ClassRegion.AssemblyQualifiedName,
ScopeId = version.ScopeId,
Value = version.Value
};
if (version.ScopeClass != null)
{
result.ScopeClass = version.ScopeClass.AssemblyQualifiedName;
}
return result;
}
