/// <summary>Sets the new scope as current using existing current as input.</summary>
/// <param name="setCurrentScope">Delegate to get new scope.</param>
/// <returns>Return new current scope.</returns>
public IScope SetCurrent(SetCurrentScopeHandler setCurrentScope)
{
var newCurrentScope = setCurrentScope.ThrowIfNull()(GetCurrentOrDefault());
_getContextItems()[_currentScopeEntryKey] = newCurrentScope;
return(newCurrentScope);
}
/// <summary>Changes current scope using provided delegate. Delegate receives current scope as input and should return new current scope.</summary>
/// <param name="setCurrentScope">Delegate to change the scope.</param>
/// <remarks>Important: <paramref name="setCurrentScope"/> may be called multiple times in concurrent environment.
/// Make it predictable by removing any side effects.</remarks>
/// <returns>New current scope. So it is convenient to use method in "using (var newScope = ctx.SetCurrent(...))".</returns>
public IScope SetCurrent(SetCurrentScopeHandler setCurrentScope)
{
var oldScope = GetCurrentOrDefault();
var newScope = setCurrentScope.ThrowIfNull()(oldScope);
var scopeEntry = newScope == null ? null : new ScopeEntry <IScope>(newScope);
CallContext.LogicalSetData(_currentScopeEntryKey, scopeEntry);
return(newScope);
}
/// <summary>Sets the new scope as current using existing current as input.</summary>
/// <param name="setCurrentScope">Delegate to get new scope.</param>
/// <returns>New current scope.</returns>
public IScope SetCurrent(SetCurrentScopeHandler setCurrentScope)
{
setCurrentScope.ThrowIfNull();
var scopes = _getContextItems()
.ThrowIfNull(Error.Of("No HttpContext is available to set scope to."));
var oldScope = !scopes.Contains(_currentScopeEntryKey) ? null : scopes[_currentScopeEntryKey] as IScope;
var newScope = setCurrentScope(oldScope);
scopes[_currentScopeEntryKey] = newScope;
return(newScope);
}
/// <summary>Sets the new scope as current using existing current as input.</summary>
/// <param name="setCurrentScope">Delegate to get new scope.</param>
/// <returns>Return new current scope.</returns>
public IScope SetCurrent(SetCurrentScopeHandler setCurrentScope)
{
var newCurrentScope = setCurrentScope.ThrowIfNull()(GetCurrentOrDefault());
_getContextItems()[_currentScopeEntryKey] = newCurrentScope;
return newCurrentScope;
}