C# XmlWriterDelegator.WriteStartElement方法代码示例

 internal override void WriteRootElement(XmlWriterDelegator writer, XmlDictionaryString name, XmlDictionaryString ns)
 {
     if (object.ReferenceEquals(ns, DictionaryGlobals.SerializationNamespace))
     {
         writer.WriteStartElement("z", name, ns);
     }
     else if (((ns != null) && (ns.Value != null)) && (ns.Value.Length > 0))
     {
         writer.WriteStartElement("q", name, ns);
     }
     else
     {
         writer.WriteStartElement(name, ns);
     }
 }

        private void WriteSystemExceptionRequiredValues(XmlWriterDelegator writer, object value, XmlObjectSerializerWriteContext context)
        {
            Dictionary<string, object> exceptionFields = GetExceptionFieldValues((Exception)value);

            object val;
            foreach (string key in exceptionFields.Keys)
            {
                if (!exceptionFields.TryGetValue(key, out val))
                    continue;

                Type fieldType;
                FieldInfo FieldFind = Globals.TypeOfException.GetField(key, BindingFlags.Instance | BindingFlags.NonPublic);
                if (FieldFind == null)
                {
                    val = null; // need to nullify because the private fields that are necessary in Exception have changed. 
                    fieldType = typeof(int); // can be any type, it doesn't matter. field type will be used to recover a contract, but the type won't be utilized.
                }
                else
                    fieldType = FieldFind.FieldType;

                string fieldDisplayName;
                if (EssentialExceptionFields.TryGetValue(key, out fieldDisplayName))
                    writer.WriteStartElement(fieldDisplayName, "");
                else
                    writer.WriteStartElement(key, "");

                DataContract fieldDataContract = context.GetDataContract(fieldType);
                if (val != null && fieldDataContract != null && !TryCheckIfNoCountIDictionary(fieldType, val))
                {
                    if (!TryWritePrimitive(fieldType, val, writer, context))
                    {
                        writer.WriteAttributeString(Globals.XsiPrefix, "type", null, "a:" + fieldDataContract.StableName.Name);
                        writer.WriteXmlnsAttribute("a", new XmlDictionary(1).Add(fieldDataContract.StableName.Namespace));
                        fieldDataContract.WriteXmlValue(writer, val, context);
                    }
                }
                else
                {
                    writer.WriteAttributeString(Globals.XsiPrefix, "nil", null, "true");
                }
                writer.WriteEndElement();
            }
        }

        private void WriteExceptionValue(XmlWriterDelegator writer, object value, XmlObjectSerializerWriteContext context)
        {
            /*
             * Every private field present in System.Exception that is serialized in the thick framework is also serialized in this method.
             * For classes that inherit from System.Exception all public properties are serialized.
             * The reason that the Members property is not used here to get the properties to serialize is because Members contains only the properties with setters.
             */

            Type type = value.GetType();
            writer.WriteXmlnsAttribute("x", new XmlDictionary(1).Add(Globals.SchemaNamespace));
            WriteSystemExceptionRequiredValues(writer, value, context);
            PropertyInfo[] props = type.GetProperties();
            foreach (PropertyInfo prop in props)
            {
                //Properties in System.Exception are handled in the call to WriteSystemExceptionRequiredValues, we don't want to repeat these properties.
                if (PropertyIsSystemExceptionProperty(prop))
                    continue;

                writer.WriteStartElement(prop.Name, "");
                DataContract propDataContract = context.GetDataContract(prop.PropertyType);
                if (prop.GetValue(value) != null && propDataContract != null && !TryCheckIfNoCountIDictionary(prop.PropertyType, prop.GetValue(value)))
                {
                    if (!TryWritePrimitive(prop.PropertyType, prop.GetValue(value), writer, context))
                    {
                        writer.WriteAttributeString(Globals.XsiPrefix, "type", null, "a:" + propDataContract.StableName.Name);
                        writer.WriteXmlnsAttribute("a", new XmlDictionary(1).Add(propDataContract.StableName.Namespace));
                        context.SerializeWithoutXsiType(propDataContract, writer, prop.GetValue(value), prop.PropertyType.TypeHandle);
                    }
                }
                else
                {
                    writer.WriteAttributeString(Globals.XsiPrefix, "nil", null, "true");
                }
                writer.WriteEndElement();
            }
        }

 internal override void InternalWriteStartObject(XmlWriterDelegator writer, object graph)
 {
     if (this.rootNameRequiresMapping)
     {
         writer.WriteStartElement("a", "item", "item");
         writer.WriteAttributeString(null, "item", null, this.RootName.Value);
     }
     else
     {
         writer.WriteStartElement(this.RootName, XmlDictionaryString.Empty);
     }
 }

 internal override void WriteRootElement(XmlWriterDelegator writer, XmlDictionaryString name, XmlDictionaryString ns)
 {
     if (object.ReferenceEquals(ns, DictionaryGlobals.SerializationNamespace))
         writer.WriteStartElement(Globals.SerPrefix, name, ns);
     else if (ns != null && ns.Value != null && ns.Value.Length > 0)
         writer.WriteStartElement(Globals.ElementPrefix, name, ns);
     else
         writer.WriteStartElement(name, ns);
 }

 public override void WriteXmlElement(XmlWriterDelegator xmlWriter, object obj, XmlObjectSerializerWriteContext context, XmlDictionaryString name, XmlDictionaryString ns)
 {
     xmlWriter.WriteStartElement(name, ns);
     xmlWriter.WriteBase64((byte[])obj);
     xmlWriter.WriteEndElement();
 }

 internal override void InternalWriteStartObject(XmlWriterDelegator writer, object graph)
 {
     if (_rootNameRequiresMapping)
     {
         writer.WriteStartElement("a", JsonGlobals.itemString, JsonGlobals.itemString);
         writer.WriteAttributeString(null, JsonGlobals.itemString, null, RootName.Value);
     }
     else
     {
         writer.WriteStartElement(RootName, XmlDictionaryString.Empty);
     }
 }

 internal virtual void WriteRootElement(XmlWriterDelegator writer, XmlDictionaryString name, XmlDictionaryString ns)
 {
     if (object.ReferenceEquals(ns, DictionaryGlobals.SerializationNamespace) && !this.IsPrimitive)
     {
         writer.WriteStartElement("z", name, ns);
     }
     else
     {
         writer.WriteStartElement(name, ns);
     }
 }

 public override void WriteQName(XmlWriterDelegator xmlWriter, XmlQualifiedName value, XmlDictionaryString name, XmlDictionaryString ns)
 {
     if (value == null)
         WriteNull(xmlWriter, typeof(XmlQualifiedName), true/*isMemberTypeSerializable*/, name, ns);
     else
     {
         if (ns != null && ns.Value != null && ns.Value.Length > 0)
             xmlWriter.WriteStartElement(Globals.ElementPrefix, name, ns);
         else
             xmlWriter.WriteStartElement(name, ns);
         if (!OnHandleReference(xmlWriter, value, false /*canContainCyclicReference*/))
             xmlWriter.WriteQName(value);
         xmlWriter.WriteEndElement();
     }
 }

        public void ReflectionWriteStartElement(XmlWriterDelegator xmlWriter, Type type, XmlDictionaryString ns, string namespaceLocal, string nameLocal, int nameIndex)
        {
            bool needsPrefix = NeedsPrefix(type, ns);

            if (needsPrefix)
            {
                xmlWriter.WriteStartElement(Globals.ElementPrefix, nameLocal, namespaceLocal);
            }
            else
            {
                xmlWriter.WriteStartElement(nameLocal, namespaceLocal);
            }
        }

 internal static void WriteJsonNameWithMapping(XmlWriterDelegator xmlWriter, XmlDictionaryString[] memberNames, int index)
 {
     xmlWriter.WriteStartElement("a", "item", "item");
     xmlWriter.WriteAttributeString(null, "item", null, memberNames[index].Value);
 }