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C# CodeWriter.WhileBracket方法代码示例

本文整理汇总了C#中CodeWriter.WhileBracket方法的典型用法代码示例。如果您正苦于以下问题:C# CodeWriter.WhileBracket方法的具体用法?C# CodeWriter.WhileBracket怎么用?C# CodeWriter.WhileBracket使用的例子?那么, 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CodeWriter的用法示例。


在下文中一共展示了CodeWriter.WhileBracket方法的2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: GenerateReader


//.........这里部分代码省略.........
                    {
                        if (f.ProtoType is ProtoEnum)
                            cw.WriteLine("instance." + f.CsName + " = " + f.ProtoType.FullCsType + "." + f.OptionDefault + ";");
                        else
                            cw.WriteLine("instance." + f.CsName + " = " + f.OptionDefault + ";");
                    }
                    else if (f.Rule == FieldRule.Optional)
                    {
                        if (f.ProtoType is ProtoEnum)
                        {
                            ProtoEnum pe = f.ProtoType as ProtoEnum;
                            //the default value is the first value listed in the enum's type definition
                            foreach (var kvp in pe.Enums)
                            {
                                cw.WriteLine("instance." + f.CsName + " = " + pe.FullCsType + "." + kvp.Name + ";");
                                break;
                            }
                        }
                    }
                }

                if (method == "DeserializeLengthDelimited")
                {
                    //Important to read stream position after we have read the length field
                    cw.WriteLine("long limit = global::SilentOrbit.ProtocolBuffers.ProtocolParser.ReadUInt32(stream);");
                    cw.WriteLine("limit += stream.Position;");
                }
                if (method == "DeserializeLength")
                {
                    //Important to read stream position after we have read the length field
                    cw.WriteLine("long limit = stream.Position + length;");
                }

                cw.WhileBracket("true");

                if (method == "DeserializeLengthDelimited" || method == "DeserializeLength")
                {
                    cw.IfBracket("stream.Position >= limit");
                    cw.WriteLine("if (stream.Position == limit)");
                    cw.WriteIndent("break;");
                    cw.WriteLine("else");
                    cw.WriteIndent("throw new InvalidOperationException(\"Read past max limit\");");
                    cw.EndBracket();
                }

                cw.WriteLine("int keyByte = stream.ReadByte();");
                cw.WriteLine("if (keyByte == -1)");
                if (method == "Deserialize")
                    cw.WriteIndent("break;");
                else
                    cw.WriteIndent("throw new System.IO.EndOfStreamException();");

                //Determine if we need the lowID optimization
                bool hasLowID = false;
                foreach (Field f in m.Fields.Values)
                {
                    if (f.ID < 16)
                    {
                        hasLowID = true;
                        break;
                    }
                }

                if (hasLowID)
                {
                    cw.Comment("Optimized reading of known fields with field ID < 16");
开发者ID:huodianyan,项目名称:ProtoBuf,代码行数:67,代码来源:MessageSerializer.cs

示例2: FieldReader

        /// <summary>
        /// Return true for normal code and false if generated thrown exception.
        /// In the latter case a break is not needed to be generated afterwards.
        /// </summary>
        public static bool FieldReader(Field f, CodeWriter cw)
        {
            if (f.Rule == FieldRule.Repeated)
            {
                //Make sure we are not reading a list of interfaces
                if (f.ProtoType.OptionType == "interface")
                {
                    cw.WriteLine("throw new InvalidOperationException(\"Can't deserialize a list of interfaces\");");
                    return false;
                }

                if (f.OptionPacked == true)
                {
                    cw.Comment("repeated packed");
                    cw.WriteLine("long end" + f.ID + " = global::SilentOrbit.ProtocolBuffers.ProtocolParser.ReadUInt32(stream);");
                    cw.WriteLine("end" + f.ID + " += stream.Position;");
                    cw.WhileBracket("stream.Position < end" + f.ID);
                    cw.WriteLine("instance." + f.CsName + ".Add(" + FieldReaderType(f, "stream", "br", null) + ");");
                    cw.EndBracket();

                    cw.WriteLine("if (stream.Position != end" + f.ID + ")");
                    cw.WriteIndent("throw new InvalidDataException(\"Read too many bytes in packed data\");");
                }
                else
                {
                    cw.Comment("repeated");
                    cw.WriteLine("instance." + f.CsName + ".Add(" + FieldReaderType(f, "stream", "br", null) + ");");
                }
            }
            else
            {
                if (f.OptionReadOnly)
                {
                    //The only "readonly" fields we can modify
                    //We could possibly support bytes primitive too but it would require the incoming length to match the wire length
                    if (f.ProtoType is ProtoMessage)
                    {
                        cw.WriteLine(FieldReaderType(f, "stream", "br", "instance." + f.CsName) + ";");
                        return true;
                    }
                    cw.WriteLine("throw new InvalidOperationException(\"Can't deserialize into a readonly primitive field\");");
                    return false;
                }

                if (f.ProtoType is ProtoMessage)
                {
                    if (f.ProtoType.OptionType == "struct")
                    {
                        cw.WriteLine(FieldReaderType(f, "stream", "br", "ref instance." + f.CsName) + ";");
                        return true;
                    }

                    cw.WriteLine("if (instance." + f.CsName + " == null)");
                    if (f.ProtoType.OptionType == "interface")
                        cw.WriteIndent("throw new InvalidOperationException(\"Can't deserialize into a interfaces null pointer\");");
                    else
                        cw.WriteIndent("instance." + f.CsName + " = " + FieldReaderType(f, "stream", "br", null) + ";");
                    cw.WriteLine("else");
                    cw.WriteIndent(FieldReaderType(f, "stream", "br", "instance." + f.CsName) + ";");
                    return true;
                }

                cw.WriteLine("instance." + f.CsName + " = " + FieldReaderType(f, "stream", "br", "instance." + f.CsName) + ";");
            }
            return true;
        }
开发者ID:huodianyan,项目名称:ProtoBuf,代码行数:70,代码来源:FieldSerializer.cs


注:本文中的CodeWriter.WhileBracket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。