public ScopeItem(T value, ScopeItem outer = null)
{
Id = Guid.NewGuid().ToString();
Value = value;
Outer = outer;
}
public ScopeItem(T value, ScopeItem outer = null)
{
this.Id = Guid.NewGuid().ToString();
this.Value = value;
this.Outer = outer;
}
/// <summary>
/// 设置值
/// </summary>
/// <param name="contextKey">上下文键</param>
/// <param name="value">值</param>
/// <returns></returns>
public IDisposable BeginScope(string contextKey, T value)
{
var item = new ScopeItem(value, GetCurrentItem(contextKey));
if (!ScopeDictionary.TryAdd(item.Id, item))
{
throw new Warning("Can not add item! ScopeDictionary.TryAdd returns false!");
}
_dataContext.SetData(contextKey, item.Id);
return(new DisposeAction(() =>
{
ScopeDictionary.TryRemove(item.Id, out item);
if (item.Outer == null)
{
_dataContext.SetData(contextKey, null);
return;
}
_dataContext.SetData(contextKey, item.Outer.Id);
}));
}
//public void Dispose()
//{
// GC.SuppressFinalize(this);
//}
public IDisposable Use(int?tenantId)
{
var item = new ScopeItem(tenantId, GetCurrentItem(DataContextKey));
string key = item.Id;
if (!ConcurrentItems.TryAdd(key, item))
{
throw new AbpException("Can not add item! ConcurrentItems.TryAdd returns false!");
}
_dataContext.SetData(DataContextKey, key);
return(new DisposeAction(() =>
{
ConcurrentItems.TryRemove(key, out item);
if (item == null)
{
_dataContext.SetData(DataContextKey, null);
return;
}
_dataContext.SetData(DataContextKey, item.Outer?.Id);
}));
}
public IDisposable BeginScope(string contextKey, T value)
{
var item = new ScopeItem(value, GetCurrentItem(contextKey));
if (!ScopeDictionary.TryAdd(item.Id, item))
{
throw new SharePlatformException("无法添加项目！scopedictionary.tryadd返回false！");
}
_dataContext.SetData(contextKey, item.Id);
return(new DisposeAction(() =>
{
ScopeDictionary.TryRemove(item.Id, out item);
if (item.Outer == null)
{
_dataContext.SetData(contextKey, null);
return;
}
_dataContext.SetData(contextKey, item.Outer.Id);
}));
}
public IDisposable BeginScope(string contextKey, T value)
{
var item = new ScopeItem(value, this.GetCurrentItem(contextKey));
if (!ScopeDictionary.TryAdd(item.Id, item))
{
throw new AbpException("Can not set unit of work! ScopeDictionary.TryAdd returns false!");
}
this._dataContext.SetData(contextKey, item.Id);
return(new DisposeAction(() =>
{
ScopeDictionary.TryRemove(item.Id, out item);
if (item.Outer == null)
{
this._dataContext.SetData(contextKey, null);
return;
}
this._dataContext.SetData(contextKey, item.Outer.Id);
}));
}
protected virtual void OnScopeItemAdded(ScopeItem obj)
{
ScopeItemAdded?.Invoke(obj);
}
/// <summary>
/// Adds a variable onto the scope stack with some data
/// </summary>
/// <param name="variable">Variable name</param>
/// <param name="data">Data to assign to the variable</param>
internal void SetVariable(String variable, object data)
{
if (scopesItemMap.ContainsKey(variable))
{
scopesItemMap[variable].Data = data;
}
else
{
ScopeItem newScope = new ScopeItem(variable, data);
scopesItemMap[variable] = newScope;
scopes.Add(newScope);
}
}
