Пример #1
0
        private unsafe object?Invoke(object?obj, IntPtr *args, BindingFlags invokeAttr)
        {
            if (!_strategyDetermined)
            {
                if (!_invoked)
                {
                    // The first time, ignoring race conditions, use the slow path.
                    _invoked = true;
                }
                else
                {
                    if (RuntimeFeature.IsDynamicCodeCompiled)
                    {
                        _invokeFunc = InvokerEmitUtil.CreateInvokeDelegate(_method);
                    }
                    _strategyDetermined = true;
                }
            }

            object?ret;

            if ((invokeAttr & BindingFlags.DoNotWrapExceptions) == 0)
            {
                try
                {
                    // For the rarely used scenario of calling the constructor directly through MethodBase.Invoke()
                    // with a non-null 'obj', we use the slow path to avoid having two emit-based delegates.
                    if (_invokeFunc != null && obj == null)
                    {
                        ret = _invokeFunc(target: null, args);
                    }
                    else
                    {
                        ret = InterpretedInvoke(obj, args);
                    }
                }
                catch (Exception e)
                {
                    throw new TargetInvocationException(e);
                }
            }
            else if (_invokeFunc != null && obj == null)
            {
                ret = _invokeFunc(target: null, args);
            }
            else
            {
                ret = InterpretedInvoke(obj, args);
            }

            return(ret);
        }
Пример #2
0
        private unsafe object?Invoke(object?obj, IntPtr *args, BindingFlags invokeAttr)
        {
            if (!_strategyDetermined)
            {
                if (!_invoked)
                {
                    // The first time, ignoring race conditions, use the slow path.
                    _invoked = true;
                }
                else
                {
                    if (RuntimeFeature.IsDynamicCodeCompiled)
                    {
                        _invokeFunc = InvokerEmitUtil.CreateInvokeDelegate(_method);
                    }
                    _strategyDetermined = true;
                }
            }

            object?ret;

            if ((invokeAttr & BindingFlags.DoNotWrapExceptions) == 0)
            {
                try
                {
                    if (_invokeFunc != null)
                    {
                        ret = _invokeFunc(obj, args);
                    }
                    else
                    {
                        ret = InterpretedInvoke(obj, args);
                    }
                }
                catch (Exception e)
                {
                    throw new TargetInvocationException(e);
                }
            }
            else if (_invokeFunc != null)
            {
                ret = _invokeFunc(obj, args);
            }
            else
            {
                ret = InterpretedInvoke(obj, args);
            }

            return(ret);
        }