C# EwsServiceXmlReader.ReadAttributeValue方法代码示例

        /// <summary>
        /// Reads attributes from XML.
        /// </summary>
        /// <param name="reader">The reader.</param>
        internal override void ReadAttributesFromXml(EwsServiceXmlReader reader)
        {
            this.bodyType = reader.ReadAttributeValue<BodyType>(XmlAttributeNames.BodyType);

            string attributeValue = reader.ReadAttributeValue(XmlAttributeNames.IsTruncated);
            if (!string.IsNullOrEmpty(attributeValue))
            {
                this.isTruncated = bool.Parse(attributeValue);
            }
        }

        /// <summary>
        /// Parse current element to extract server information
        /// </summary>
        /// <param name="reader">EwsServiceXmlReader</param>
        /// <returns>ExchangeServerInfo</returns>
        internal static ExchangeServerInfo Parse(EwsServiceXmlReader reader)
        {
            EwsUtilities.Assert(
                                reader.HasAttributes, 
                                "ExchangeServerVersion.Parse",
                                "Current element doesn't have attributes");

            ExchangeServerInfo info = new ExchangeServerInfo();
            info.MajorVersion = reader.ReadAttributeValue<int>("MajorVersion");
            info.MinorVersion = reader.ReadAttributeValue<int>("MinorVersion");
            info.MajorBuildNumber = reader.ReadAttributeValue<int>("MajorBuildNumber");
            info.MinorBuildNumber = reader.ReadAttributeValue<int>("MinorBuildNumber");
            info.VersionString = reader.ReadAttributeValue("Version");
            return info;
        }

        /// <summary>
        /// Reads response elements from XML.
        /// </summary>
        /// <param name="reader">The reader.</param>
        internal override void ReadElementsFromXml(EwsServiceXmlReader reader)
        {
            reader.ReadStartElement(XmlNamespace.Messages, XmlElementNames.RootFolder);

            this.results.TotalCount = reader.ReadAttributeValue<int>(XmlAttributeNames.TotalItemsInView);
            this.results.MoreAvailable = !reader.ReadAttributeValue<bool>(XmlAttributeNames.IncludesLastItemInRange);

            // Ignore IndexedPagingOffset attribute if MoreAvailable is false.
            this.results.NextPageOffset = results.MoreAvailable ? reader.ReadNullableAttributeValue<int>(XmlAttributeNames.IndexedPagingOffset) : null;

            reader.ReadStartElement(XmlNamespace.Types, XmlElementNames.Folders);
            if (!reader.IsEmptyElement)
            {
                do
                {
                    reader.Read();

                    if (reader.NodeType == XmlNodeType.Element)
                    {
                        Folder folder = EwsUtilities.CreateEwsObjectFromXmlElementName<Folder>(reader.Service, reader.LocalName);

                        if (folder == null)
                        {
                            reader.SkipCurrentElement();
                        }
                        else
                        {
                            folder.LoadFromXml(
                                        reader,
                                        true, /* clearPropertyBag */
                                        this.propertySet,
                                        true  /* summaryPropertiesOnly */);

                            this.results.Folders.Add(folder);
                        }
                    }
                }
                while (!reader.IsEndElement(XmlNamespace.Types, XmlElementNames.Folders));
            }

            reader.ReadEndElement(XmlNamespace.Messages, XmlElementNames.RootFolder);
        }

 /// <summary>
 /// Tries to load from XML.
 /// </summary>
 /// <param name="reader">The reader.</param>
 /// <param name="propertyDefinition">The property definition.</param>
 /// <returns>True if property was loaded.</returns>
 internal static bool TryLoadFromXml(EwsServiceXmlReader reader, ref PropertyDefinitionBase propertyDefinition)
 {
     switch (reader.LocalName)
     {
         case XmlElementNames.FieldURI:
             propertyDefinition = ServiceObjectSchema.FindPropertyDefinition(reader.ReadAttributeValue(XmlAttributeNames.FieldURI));
             reader.SkipCurrentElement();
             return true;
         case XmlElementNames.IndexedFieldURI:
             propertyDefinition = new IndexedPropertyDefinition(
                 reader.ReadAttributeValue(XmlAttributeNames.FieldURI),
                 reader.ReadAttributeValue(XmlAttributeNames.FieldIndex));
             reader.SkipCurrentElement();
             return true;
         case XmlElementNames.ExtendedFieldURI:
             propertyDefinition = new ExtendedPropertyDefinition();
             (propertyDefinition as ExtendedPropertyDefinition).LoadFromXml(reader);
             return true;
         default:
             return false;
     }
 }

        /// <summary>
        /// Reads response elements from XML.
        /// </summary>
        /// <param name="reader">The reader.</param>
        internal override void ReadElementsFromXml(EwsServiceXmlReader reader)
        {
            base.ReadElementsFromXml(reader);

            reader.ReadStartElement(XmlNamespace.Messages, XmlElementNames.RootItemId);

            string changeKey = reader.ReadAttributeValue(XmlAttributeNames.RootItemChangeKey);
            if (!string.IsNullOrEmpty(changeKey) && this.attachment.Owner != null)
            {
                this.attachment.Owner.RootItemId.ChangeKey = changeKey;
            }

            reader.ReadEndElementIfNecessary(XmlNamespace.Messages, XmlElementNames.RootItemId);
        }

        /// <summary>
        /// Tries to read element from XML.
        /// </summary>
        /// <param name="reader">The reader.</param>
        /// <returns>True if element was read.</returns>
        internal override bool TryReadElementFromXml(EwsServiceXmlReader reader)
        {
            switch (reader.ReadAttributeValue("xsi:type"))
            {
                case XmlElementNames.StringInsightValue:
                    this.Item = new StringInsightValue();
                    this.Item.LoadFromXml(reader, reader.LocalName);
                    break;
                case XmlElementNames.ProfileInsightValue:
                    this.Item = new ProfileInsightValue();
                    this.Item.LoadFromXml(reader, reader.LocalName);
                    break;
                case XmlElementNames.JobInsightValue:
                    this.Item = new JobInsightValue();
                    this.Item.LoadFromXml(reader, reader.LocalName);
                    break;
                case XmlElementNames.UserProfilePicture:
                    this.Item = new UserProfilePicture();
                    this.Item.LoadFromXml(reader, reader.LocalName);
                    break;
                case XmlElementNames.EducationInsightValue:
                    this.Item = new EducationInsightValue();
                    this.Item.LoadFromXml(reader, reader.LocalName);
                    break;
                case XmlElementNames.SkillInsightValue:
                    this.Item = new SkillInsightValue();
                    this.Item.LoadFromXml(reader, reader.LocalName);
                    break;
                case XmlElementNames.DelveDocument:
                    this.Item = new DelveDocument();
                    this.Item.LoadFromXml(reader, reader.LocalName);
                    break;
                case XmlElementNames.CompanyInsightValue:
                    this.Item = new CompanyInsightValue();
                    this.Item.LoadFromXml(reader, reader.LocalName);
                    break;
                case XmlElementNames.ComputedInsightValue:
                    this.Item = new ComputedInsightValue();
                    this.Item.LoadFromXml(reader, reader.LocalName);
                    break;
                case XmlElementNames.OutOfOfficeInsightValue:
                    this.Item = new OutOfOfficeInsightValue();
                    this.Item.LoadFromXml(reader, reader.LocalName);
                    break;
                default:
                    return false;
            }

            return true;
        }

        /// <summary>
        /// Reads response elements from XML.
        /// </summary>
        /// <param name="reader">The reader.</param>
        internal override void ReadElementsFromXml(EwsServiceXmlReader reader)
        {
            base.ReadElementsFromXml(reader);

            reader.ReadStartElement(XmlNamespace.Messages, XmlElementNames.AlternateId);

            string alternateIdClass = reader.ReadAttributeValue(XmlNamespace.XmlSchemaInstance, XmlAttributeNames.Type);

            int aliasSeparatorIndex = alternateIdClass.IndexOf(':');

            if (aliasSeparatorIndex > -1)
            {
                alternateIdClass = alternateIdClass.Substring(aliasSeparatorIndex + 1);
            }

            // Alternate Id classes are responsible fro reading the AlternateId end element when necessary
            switch (alternateIdClass)
            {
                case AlternateId.SchemaTypeName:
                    this.convertedId = new AlternateId();
                    break;
                case AlternatePublicFolderId.SchemaTypeName:
                    this.convertedId = new AlternatePublicFolderId();
                    break;
                case AlternatePublicFolderItemId.SchemaTypeName:
                    this.convertedId = new AlternatePublicFolderItemId();
                    break;
                default:
                    EwsUtilities.Assert(
                        false,
                        "ConvertIdResponse.ReadElementsFromXml",
                        string.Format("Unknown alternate Id class: {0}", alternateIdClass));
                    break;
            }

            this.convertedId.LoadAttributesFromXml(reader);

            reader.ReadEndElementIfNecessary(XmlNamespace.Messages, XmlElementNames.AlternateId);
        }

        /// <summary>
        /// Tries to read element from XML.
        /// </summary>
        /// <param name="reader">The reader.</param>
        /// <returns>True if element was read.</returns>
        internal override bool TryReadElementFromXml(EwsServiceXmlReader reader)
        {
            while (true)
            {
                switch (reader.LocalName)
                {
                    case XmlElementNames.InsightType:
                        this.InsightType = reader.ReadElementValue<string>();
                        break;
                    case XmlElementNames.Rank:
                        this.Rank = reader.ReadElementValue<double>();
                        break;
                    case XmlElementNames.Content:
                        var type = reader.ReadAttributeValue("xsi:type");
                        switch (type)
                        { 
                            case XmlElementNames.SingleValueInsightContent:
                                this.Content = new SingleValueInsightContent();
                                ((SingleValueInsightContent)this.Content).LoadFromXml(reader, reader.LocalName);
                                break;
                            case XmlElementNames.MultiValueInsightContent:
                                this.Content = new MultiValueInsightContent();
                                ((MultiValueInsightContent)this.Content).LoadFromXml(reader, reader.LocalName);
                                break;
                            default:
                                return false;
                        }
                        break;
                    case XmlElementNames.ItemList:
                        this.ReadItemList(reader);
                        break;
                    default:
                        return false;
                }

                return true;
            }
        }

 /// <summary>
 /// Reads the member Key attribute from XML.
 /// </summary>
 /// <param name="reader">The reader.</param>
 internal override void ReadAttributesFromXml(EwsServiceXmlReader reader)
 {
     this.key = reader.ReadAttributeValue<string>(XmlAttributeNames.Key);
 }

 /// <summary>
 /// Reads attributes from XML.
 /// </summary>
 /// <param name="reader">The reader.</param>
 internal override void ReadAttributesFromXml(EwsServiceXmlReader reader)
 {
     this.uniqueId = reader.ReadAttributeValue(XmlAttributeNames.Id);
     this.changeKey = reader.ReadAttributeValue(XmlAttributeNames.ChangeKey);
 }

        /// <summary>
        /// Loads the attributes from XML.
        /// </summary>
        /// <param name="reader">The reader.</param>
        internal override void LoadAttributesFromXml(EwsServiceXmlReader reader)
        {
            base.LoadAttributesFromXml(reader);

            this.FolderId = reader.ReadAttributeValue(XmlAttributeNames.FolderId);
        }

        /// <summary>
        /// Reads the attributes from XML.
        /// </summary>
        /// <param name="reader">The reader.</param>
        internal override void ReadAttributesFromXml(EwsServiceXmlReader reader)
        {
            this.name = reader.ReadAttributeValue(XmlAttributeNames.Name);
            this.id = reader.ReadAttributeValue(XmlAttributeNames.Id);

            // EWS can return a TimeZone definition with no Id. Generate a new Id in this case.
            if (string.IsNullOrEmpty(this.id))
            {
                string nameValue = string.IsNullOrEmpty(this.Name) ? string.Empty : this.Name;
                this.Id = NoIdPrefix + Math.Abs(nameValue.GetHashCode()).ToString();
            }
        }

 /// <summary>
 /// Reads attributes from XML.
 /// This should always be UTF-8 for MimeContentUTF8
 /// </summary>
 /// <param name="reader">The reader.</param>
 internal override void ReadAttributesFromXml(EwsServiceXmlReader reader)
 {
     this.characterSet = reader.ReadAttributeValue<string>(XmlAttributeNames.CharacterSet);
 }

        /// <summary>
        /// Loads from XML.
        /// </summary>
        /// <param name="reader">The reader.</param>
        /// <param name="xmlElementName">Name of the XML element.</param>
        internal void LoadFromXml(EwsServiceXmlReader reader, string xmlElementName)
        {
            reader.EnsureCurrentNodeIsStartElement(XmlNamespace.Types, xmlElementName);

            if (reader.HasAttributes)
            {
                this.culture = reader.ReadAttributeValue("xml:lang");
            }

            this.message = reader.ReadElementValue(XmlNamespace.Types, XmlElementNames.Message);

            reader.ReadEndElement(XmlNamespace.Types, xmlElementName);
        }

 /// <summary>
 /// Reads the attributes from XML.
 /// </summary>
 /// <param name="reader">The reader.</param>
 internal override void ReadAttributesFromXml(EwsServiceXmlReader reader)
 {
     this.Traversal = reader.ReadAttributeValue<SearchFolderTraversal>(XmlAttributeNames.Traversal);
 }