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C# ProcessingContext.PeekDouble方法代码示例

本文整理汇总了C#中System.ServiceModel.Dispatcher.ProcessingContext.PeekDouble方法的典型用法代码示例。如果您正苦于以下问题:C# ProcessingContext.PeekDouble方法的具体用法?C# ProcessingContext.PeekDouble怎么用?C# ProcessingContext.PeekDouble使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在System.ServiceModel.Dispatcher.ProcessingContext的用法示例。


在下文中一共展示了ProcessingContext.PeekDouble方法的9个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: NumberRound

        internal static void NumberRound(ProcessingContext context)
        {
            StackFrame arg = context.TopArg;

            while (arg.basePtr <= arg.endPtr)
            {
                double val = context.PeekDouble(arg.basePtr);
                context.SetValue(context, arg.basePtr, QueryValueModel.Round(context.PeekDouble(arg.basePtr)));
                arg.basePtr++;
            }
        }
开发者ID:krytht,项目名称:DotNetReferenceSource,代码行数:11,代码来源:QueryFunctions.cs

示例2: Eval

        internal override Opcode Eval(ProcessingContext context)
        {
            XPathNavigator nav = context.Processor.ContextNode;
            if (nav != null && context.Processor.ContextMessage != null)
            {
                ((SeekableMessageNavigator)nav).Atomize();
            }

            if (this.argCount == 0)
            {
                context.PushFrame();
                int count = context.IterationCount;
                if (count > 0)
                {
                    object ret = this.function.Invoke(this.xsltContext, NullArgs, nav);
                    switch (this.function.ReturnType)
                    {
                        case XPathResultType.String:
                            context.Push((string)ret, count);
                            break;

                        case XPathResultType.Number:
                            context.Push((double)ret, count);
                            break;

                        case XPathResultType.Boolean:
                            context.Push((bool)ret, count);
                            break;

                        case XPathResultType.NodeSet:
                            NodeSequence seq = context.CreateSequence();
                            XPathNodeIterator iter = (XPathNodeIterator)ret;
                            seq.Add(iter);
                            context.Push(seq, count);
                            break;

                        default:
                            // This should never be reached
                            throw DiagnosticUtility.ExceptionUtility.ThrowHelperCritical(new QueryProcessingException(QueryProcessingError.Unexpected, SR.GetString(SR.QueryFunctionTypeNotSupported, this.function.ReturnType.ToString())));
                    }
                }
            }
            else
            {
                // PERF, [....], see if we can cache these arrays to avoid allocations
                object[] xsltArgs = new object[this.argCount];
                int iterationCount = context.TopArg.Count;
                for (int iteration = 0; iteration < iterationCount; ++iteration)
                {
                    for (int i = 0; i < this.argCount; ++i)
                    {
                        StackFrame arg = context[i];
                        Fx.Assert(iteration < arg.Count, "");

                        switch (this.function.ArgTypes[i])
                        {
                            case XPathResultType.String:
                                xsltArgs[i] = context.PeekString(arg[iteration]);
                                break;

                            case XPathResultType.Number:
                                xsltArgs[i] = context.PeekDouble(arg[iteration]);
                                break;

                            case XPathResultType.Boolean:
                                xsltArgs[i] = context.PeekBoolean(arg[iteration]);
                                break;

                            case XPathResultType.NodeSet:
                                NodeSequenceIterator iter = new NodeSequenceIterator(context.PeekSequence(arg[iteration]));
                                xsltArgs[i] = iter;
                                this.iterList.Add(iter);
                                break;

                            default:
                                // This should never be reached
                                throw DiagnosticUtility.ExceptionUtility.ThrowHelperCritical(new QueryProcessingException(QueryProcessingError.Unexpected, SR.GetString(SR.QueryFunctionTypeNotSupported, this.function.ArgTypes[i].ToString())));
                        }
                    }

                    object ret = this.function.Invoke(this.xsltContext, xsltArgs, nav);

                    if (this.iterList != null)
                    {
                        for (int i = 0; i < this.iterList.Count; ++i)
                        {
                            this.iterList[i].Clear();
                        }
                        this.iterList.Clear();
                    }

                    switch (this.function.ReturnType)
                    {
                        case XPathResultType.String:
                            context.SetValue(context, context[this.argCount - 1][iteration], (string)ret);
                            break;

                        case XPathResultType.Number:
                            context.SetValue(context, context[this.argCount - 1][iteration], (double)ret);
                            break;
//.........这里部分代码省略.........
开发者ID:krytht,项目名称:DotNetReferenceSource,代码行数:101,代码来源:QueryFunctions.cs

示例3: SubstringLimit

        internal static void SubstringLimit(ProcessingContext context)
        {
            StackFrame argString = context.TopArg;
            StackFrame argStartAt = context.SecondArg;
            StackFrame argLimit = context[2];

            Fx.Assert(argString.Count == argStartAt.Count, "");
            Fx.Assert(argString.Count == argLimit.Count, "");

            while (argString.basePtr <= argString.endPtr)
            {
                string str = context.PeekString(argString.basePtr);
                int startAt = ((int)Math.Round(context.PeekDouble(argStartAt.basePtr))) - 1;
                if (startAt < 0)
                {
                    startAt = 0;
                }
                int length = (int)Math.Round(context.PeekDouble(argLimit.basePtr));

                string substr;
                if (length < 1 || ((startAt + length) >= str.Length))
                {
                    substr = string.Empty;
                }
                else
                {
                    substr = str.Substring(startAt, length);
                }
                context.SetValue(context, argLimit.basePtr, substr);
                argStartAt.basePtr++;
                argString.basePtr++;
                argLimit.basePtr++;
            }

            context.PopFrame();
            context.PopFrame();
        }
开发者ID:krytht,项目名称:DotNetReferenceSource,代码行数:37,代码来源:QueryFunctions.cs

示例4: NumberFloor

        internal static void NumberFloor(ProcessingContext context)
        {
            StackFrame arg = context.TopArg;

            while (arg.basePtr <= arg.endPtr)
            {
                context.SetValue(context, arg.basePtr, Math.Floor(context.PeekDouble(arg.basePtr)));
                arg.basePtr++;
            }
        }
开发者ID:krytht,项目名称:DotNetReferenceSource,代码行数:10,代码来源:QueryFunctions.cs

示例5: Substring

        internal static void Substring(ProcessingContext context)
        {
            StackFrame arg1 = context.TopArg;
            StackFrame arg2 = context.SecondArg;

            Fx.Assert(arg1.Count == arg2.Count, "");
            while (arg1.basePtr <= arg1.endPtr)
            {
                string str = context.PeekString(arg1.basePtr);
                int startAt = ((int)Math.Round(context.PeekDouble(arg2.basePtr))) - 1;
                if (startAt < 0)
                {
                    startAt = 0;
                }
                context.SetValue(context, arg2.basePtr, (startAt >= str.Length) ? string.Empty : str.Substring(startAt));
                arg1.basePtr++;
                arg2.basePtr++;
            }
            context.PopFrame();
        }
开发者ID:krytht,项目名称:DotNetReferenceSource,代码行数:20,代码来源:QueryFunctions.cs

示例6: SubstringLimit

 internal static void SubstringLimit(ProcessingContext context)
 {
     StackFrame topArg = context.TopArg;
     StackFrame secondArg = context.SecondArg;
     StackFrame frame3 = context[2];
     while (topArg.basePtr <= topArg.endPtr)
     {
         string str2;
         string str = context.PeekString(topArg.basePtr);
         int startIndex = ((int) Math.Round(context.PeekDouble(secondArg.basePtr))) - 1;
         if (startIndex < 0)
         {
             startIndex = 0;
         }
         int length = (int) Math.Round(context.PeekDouble(frame3.basePtr));
         if ((length < 1) || ((startIndex + length) >= str.Length))
         {
             str2 = string.Empty;
         }
         else
         {
             str2 = str.Substring(startIndex, length);
         }
         context.SetValue(context, frame3.basePtr, str2);
         secondArg.basePtr++;
         topArg.basePtr++;
         frame3.basePtr++;
     }
     context.PopFrame();
     context.PopFrame();
 }
开发者ID:pritesh-mandowara-sp,项目名称:DecompliedDotNetLibraries,代码行数:31,代码来源:XPathFunction.cs

示例7: Substring

 internal static void Substring(ProcessingContext context)
 {
     StackFrame topArg = context.TopArg;
     StackFrame secondArg = context.SecondArg;
     while (topArg.basePtr <= topArg.endPtr)
     {
         string str = context.PeekString(topArg.basePtr);
         int startIndex = ((int) Math.Round(context.PeekDouble(secondArg.basePtr))) - 1;
         if (startIndex < 0)
         {
             startIndex = 0;
         }
         context.SetValue(context, secondArg.basePtr, (startIndex >= str.Length) ? string.Empty : str.Substring(startIndex));
         topArg.basePtr++;
         secondArg.basePtr++;
     }
     context.PopFrame();
 }
开发者ID:pritesh-mandowara-sp,项目名称:DecompliedDotNetLibraries,代码行数:18,代码来源:XPathFunction.cs

示例8: NumberCeiling

 internal static void NumberCeiling(ProcessingContext context)
 {
     StackFrame topArg = context.TopArg;
     while (topArg.basePtr <= topArg.endPtr)
     {
         context.SetValue(context, topArg.basePtr, Math.Ceiling(context.PeekDouble(topArg.basePtr)));
         topArg.basePtr++;
     }
 }
开发者ID:pritesh-mandowara-sp,项目名称:DecompliedDotNetLibraries,代码行数:9,代码来源:XPathFunction.cs

示例9: Eval

        internal override Opcode Eval(ProcessingContext context)
        {
            XPathNavigator contextNode = context.Processor.ContextNode;
            if ((contextNode != null) && (context.Processor.ContextMessage != null))
            {
                ((SeekableMessageNavigator) contextNode).Atomize();
            }
            if (this.argCount == 0)
            {
                context.PushFrame();
                int iterationCount = context.IterationCount;
                if (iterationCount > 0)
                {
                    object obj2 = this.function.Invoke(this.xsltContext, NullArgs, contextNode);
                    switch (this.function.ReturnType)
                    {
                        case XPathResultType.Number:
                            context.Push((double) obj2, iterationCount);
                            goto Label_03F6;

                        case XPathResultType.String:
                            context.Push((string) obj2, iterationCount);
                            goto Label_03F6;

                        case XPathResultType.Boolean:
                            context.Push((bool) obj2, iterationCount);
                            goto Label_03F6;

                        case XPathResultType.NodeSet:
                        {
                            NodeSequence sequence = context.CreateSequence();
                            XPathNodeIterator iter = (XPathNodeIterator) obj2;
                            sequence.Add(iter);
                            context.Push(sequence, iterationCount);
                            goto Label_03F6;
                        }
                    }
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperCritical(new QueryProcessingException(QueryProcessingError.Unexpected, System.ServiceModel.SR.GetString("QueryFunctionTypeNotSupported", new object[] { this.function.ReturnType.ToString() })));
                }
            }
            else
            {
                object[] args = new object[this.argCount];
                int count = context.TopArg.Count;
                for (int i = 0; i < count; i++)
                {
                    for (int k = 0; k < this.argCount; k++)
                    {
                        StackFrame frame = context[k];
                        switch (this.function.ArgTypes[k])
                        {
                            case XPathResultType.Number:
                                args[k] = context.PeekDouble(frame[i]);
                                break;

                            case XPathResultType.String:
                                args[k] = context.PeekString(frame[i]);
                                break;

                            case XPathResultType.Boolean:
                                args[k] = context.PeekBoolean(frame[i]);
                                break;

                            case XPathResultType.NodeSet:
                            {
                                NodeSequenceIterator item = new NodeSequenceIterator(context.PeekSequence(frame[i]));
                                args[k] = item;
                                this.iterList.Add(item);
                                break;
                            }
                            default:
                                throw DiagnosticUtility.ExceptionUtility.ThrowHelperCritical(new QueryProcessingException(QueryProcessingError.Unexpected, System.ServiceModel.SR.GetString("QueryFunctionTypeNotSupported", new object[] { this.function.ArgTypes[k].ToString() })));
                        }
                    }
                    object obj3 = this.function.Invoke(this.xsltContext, args, contextNode);
                    if (this.iterList != null)
                    {
                        for (int m = 0; m < this.iterList.Count; m++)
                        {
                            this.iterList[m].Clear();
                        }
                        this.iterList.Clear();
                    }
                    switch (this.function.ReturnType)
                    {
                        case XPathResultType.Number:
                        {
                            StackFrame frame4 = context[this.argCount - 1];
                            context.SetValue(context, frame4[i], (double) obj3);
                            break;
                        }
                        case XPathResultType.String:
                        {
                            StackFrame frame3 = context[this.argCount - 1];
                            context.SetValue(context, frame3[i], (string) obj3);
                            break;
                        }
                        case XPathResultType.Boolean:
                        {
                            StackFrame frame5 = context[this.argCount - 1];
//.........这里部分代码省略.........
开发者ID:pritesh-mandowara-sp,项目名称:DecompliedDotNetLibraries,代码行数:101,代码来源:XsltFunctionCallOpcode.cs


注:本文中的System.ServiceModel.Dispatcher.ProcessingContext.PeekDouble方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。