示例#1
0
        private static ExpressionMethodResult EvaluateInlineMethod(
            Object Object,
            Object Method,
            IList <Object> MethodParameters,
            DynLanContext DynLanContext)
        {
            if (Method is OnpMethodInfo)
            {
                OnpMethodInfo methodInfo = Method as OnpMethodInfo;

                DynamicCallResult callResult = MyReflectionHelper.CallMethod(
                    methodInfo.Obj,
                    methodInfo.MethodName,
                    CorrectParameters(MethodParameters));

                if (callResult != null)
                {
                    return(new ExpressionMethodResult(callResult.Value));
                }
            }
            else if (Method is OnpActionMethodInfo)
            {
                OnpActionMethodInfo methodInfo = Method as OnpActionMethodInfo;

                if (methodInfo != null && methodInfo.Action != null)
                {
                    return(new ExpressionMethodResult(methodInfo.Action(CorrectParameters(MethodParameters))));
                }
            }
            else if (Method is ExpressionMethod)
            {
                ExpressionMethod       onpMethod = Method as ExpressionMethod;
                ExpressionMethodResult result    = null;

                if (Object is EmptyObject)
                {
                    result = onpMethod.
                             CalculateValueDelegate(
                        DynLanContext,
                        CorrectParameters(MethodParameters));
                }
                else
                {
#if !NET20
                    var tmp = new[] { Object }.Union(MethodParameters);
#else
                    var tmp = Linq2.From(new[] { Object }).Union(MethodParameters).ToArray();
#endif
                    result = onpMethod.
                             CalculateValueDelegate(
                        DynLanContext,
                        CorrectParameters(tmp));
                }

                return(result == null ?
                       new ExpressionMethodResult(null) :
                       result);
            }
            else if (Method is ExpressionMethodInfo)
            {
                ExpressionMethodInfo   onpMethodInfo = Method as ExpressionMethodInfo;
                ExpressionMethod       onpMethod     = BuildinMethods.GetByID(onpMethodInfo.ID);
                ExpressionMethodResult result        = null;

                if (onpMethod == null)
                {
                    return(new ExpressionMethodResult(result));
                }

                if (Object is EmptyObject)
                {
                    result = onpMethod.
                             CalculateValueDelegate(
                        DynLanContext,
                        CorrectParameters(MethodParameters));
                }
                else
                {
#if !NET20
                    var tmp = new[] { Object }.Union(MethodParameters);
#else
                    var tmp = Linq2.From(new[] { Object }).Union(MethodParameters).ToArray();
#endif
                    result = onpMethod.
                             CalculateValueDelegate(
                        DynLanContext,
                        CorrectParameters(tmp));
                }

                if (result != null)
                {
                    result.Value = InternalTypeConverter.ToInner(result.Value);
                }

                return(result == null ?
                       new ExpressionMethodResult(null) :
                       result);
            }
            else if (Method is ExpressionExtender)
            {
                ExpressionExtender onpExtender = Method as ExpressionExtender;

                return(new ExpressionMethodResult(
                           onpExtender.
                           CalculateValueDelegate(
                               DynLanContext,
                               Object,
                               MethodParameters)));
            }
            else if (Method is ExpressionExtenderInfo)
            {
                ExpressionExtenderInfo onpExtenderInfo = Method as ExpressionExtenderInfo;
                ExpressionExtender     onpExtender     = BuildinExtenders.GetByID(onpExtenderInfo.ID);

                if (onpExtender == null)
                {
                    return(new ExpressionMethodResult(null));
                }

                return(new ExpressionMethodResult(
                           onpExtender.
                           CalculateValueDelegate(
                               DynLanContext,
                               Object,
                               MethodParameters)));
            }
            else if (Method is Delegate)
            {
#if NETCE
                throw new NotSupportedException("Calling delegates is forbidden on wince2.0!");
#else
                Delegate m = Method as Delegate;

                DynamicCallResult callResult = MyReflectionHelper.CallMethod(
                    m.Target,
                    m.Method,
                    CorrectParameters(MethodParameters));

                if (callResult != null)
                {
                    return(new ExpressionMethodResult(callResult.Value));
                }
#endif
            }

            if (Method == null)
            {
                if (Object == null)
                {
                    throw new DynLanMethodNotFoundException("Cannot find a method to call");
                }
                else
                {
                    throw new DynLanMethodNotFoundException("Cannot find a method to call in object " + Object.GetType().Name + "");
                }
            }
            throw new DynLanUnsupportedMethodTypeException("Unsupported method type " + Method.GetType() + "!");
        }
        private static ExpressionMethodResult EvaluateInlineMethod(
            Object Object,
            Object Method,
            IList <Object> MethodParameters,
            PainContext PainContext)
        {
            if (Method is OnpMethodInfo)
            {
                OnpMethodInfo methodInfo = Method as OnpMethodInfo;

                DynamicCallResult callResult = MyReflectionHelper.CallMethod(
                    methodInfo.Obj,
                    methodInfo.Name,
                    MethodParameters);

                if (callResult != null)
                {
                    return(new ExpressionMethodResult(callResult.Value));
                }
            }
            else if (Method is ExpressionMethod)
            {
                ExpressionMethod       onpMethod = Method as ExpressionMethod;
                ExpressionMethodResult result    = null;

                if (Object is EmptyObject)
                {
                    result = onpMethod.
                             CalculateValueDelegate(
                        PainContext,
                        MethodParameters);
                }
                else
                {
                    result = onpMethod.
                             CalculateValueDelegate(
                        PainContext,
                        new[] { Object }.Union(MethodParameters).ToArray());
                }

                return(result == null ?
                       new ExpressionMethodResult(null) :
                       result);
            }
            else if (Method is ExpressionMethodInfo)
            {
                ExpressionMethodInfo   onpMethodInfo = Method as ExpressionMethodInfo;
                ExpressionMethod       onpMethod     = BuildinMethods.GetByID(onpMethodInfo.ID);
                ExpressionMethodResult result        = null;

                if (onpMethod == null)
                {
                    return(new ExpressionMethodResult(result));
                }

                if (Object is EmptyObject)
                {
                    result = onpMethod.
                             CalculateValueDelegate(
                        PainContext,
                        MethodParameters);
                }
                else
                {
                    result = onpMethod.
                             CalculateValueDelegate(
                        PainContext,
                        new[] { Object }.Union(MethodParameters).ToArray());
                }

                return(result == null ?
                       new ExpressionMethodResult(null) :
                       result);
            }
            else if (Method is ExpressionExtender)
            {
                ExpressionExtender onpExtender = Method as ExpressionExtender;

                return(new ExpressionMethodResult(
                           onpExtender.
                           CalculateValueDelegate(
                               PainContext,
                               Object,
                               MethodParameters)));
            }
            else if (Method is ExpressionExtenderInfo)
            {
                ExpressionExtenderInfo onpExtenderInfo = Method as ExpressionExtenderInfo;
                ExpressionExtender     onpExtender     = BuildinExtenders.GetByID(onpExtenderInfo.ID);

                if (onpExtender == null)
                {
                    return(new ExpressionMethodResult(null));
                }

                return(new ExpressionMethodResult(
                           onpExtender.
                           CalculateValueDelegate(
                               PainContext,
                               Object,
                               MethodParameters)));
            }

            if (Method == null)
            {
                if (Object == null)
                {
                    throw new PainMethodNotFoundException("Cannot find a method to call");
                }
                else
                {
                    throw new PainMethodNotFoundException("Cannot find a method to call in object " + Object.GetType().Name + "");
                }
            }
            throw new PainUnsupportedMethodTypeException("Unsupported method type " + Method.GetType() + "!");
        }