查找有关 GetConversationItems 操作的信息。
GetConversationItems 操作获取组织到会话中的节点的一组或多组项。
Exchange Server 2013 中引入了此操作。
使用 GetConversationItems 操作
可以使用 GetConversationItems 操作获取主邮箱和存档邮箱的对话中的项目。
GetConversationItems 操作 SOAP 标头
GetConversationItems 操作可以使用下表中列出的 SOAP 标头。
| 标头名称 | 元素 | 说明 | 
|---|---|---|
| 模拟 | ExchangeImpersonation | 标识客户端应用程序正在模拟的用户。 此标头适用于请求。 | 
| RequestVersion | RequestServerVersion | 标识操作请求的架构版本。 此元素的最小值为 Exchange2013。 此标头适用于请求。 | 
| ServerVersion | ServerVersionInfo | 标识响应请求的服务器版本。 此标头适用于响应。 | 
GetConversationItems 操作请求示例:获取单个对话中的项
下面的 GetConversationItems 操作请求示例演示如何获取单个会话中的所有会话项目,但位于“已删除邮件”和“草稿”文件夹中的项目除外。 响应中返回的每个项目都将包含项目标识符、主题以及邮件在邮箱中接收的时间。
注意
为了保持可读性,本文中的所有项标识符和更改键都已缩短。
<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
               xmlns:m="http://schemas.microsoft.com/exchange/services/2006/messages" 
               xmlns:t="http://schemas.microsoft.com/exchange/services/2006/types" 
               xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
   <soap:Header>
      <t:RequestServerVersion Version="Exchange2013" />
   </soap:Header>
   <soap:Body>
      <m:GetConversationItems>
         <m:ItemShape>
            <t:BaseShape>IdOnly</t:BaseShape>
            <t:AdditionalProperties>
               <t:FieldURI FieldURI="item:Subject" />
               <t:FieldURI FieldURI="item:DateTimeReceived" />
            </t:AdditionalProperties>
         </m:ItemShape>
         <m:FoldersToIgnore>
            <t:DistinguishedFolderId Id="deleteditems" />
            <t:DistinguishedFolderId Id="drafts" />
         </m:FoldersToIgnore>
         <m:SortOrder>TreeOrderDescending</m:SortOrder>
         <m:Conversations>
            <t:Conversation>
               <t:ConversationId Id="AAQkADEzOTExYjJkakJCs=" />
            </t:Conversation>
         </m:Conversations>
      </m:GetConversationItems>
   </soap:Body>
</soap:Envelope>
此 GetConversationItems 请求示例不包括以下选项:
- MaxItemsToReturn 元素,用于设置响应中要返回的最大项数。 
- MailboxScope 元素,它通过指示是要对主邮箱、存档邮箱还是两个邮箱执行 GetConversationItems 操作来设置邮箱范围。 
- SyncState (base64Binary) 元素,它将同步状态设置为仅获取会话中新增或更新的对话项。 为每个会话设置此元素。 
请求 SOAP 正文包含以下元素:
成功的 GetConversationItems 操作响应
以下示例显示了对 GetConversationItems 操作请求的成功响应,以获取单个会话中的项。
<?xml version="1.0" encoding="utf-8"?>
<s:Envelope xmlns:s="http://schemas.xmlsoap.org/soap/envelope/">
   <s:Header>
      <h:ServerVersionInfo MajorVersion="15"
                           MinorVersion="0"
                           MajorBuildNumber="545"
                           MinorBuildNumber="11"
                           Version="Exchange2013"
                           xmlns:h="http://schemas.microsoft.com/exchange/services/2006/types"
                           xmlns="http://schemas.microsoft.com/exchange/services/2006/types"
                           xmlns:xsd="http://www.w3.org/2001/XMLSchema"
                           xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" />
   </s:Header>
   <s:Body xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
           xmlns:xsd="http://www.w3.org/2001/XMLSchema">
      <m:GetConversationItemsResponse xmlns:m="http://schemas.microsoft.com/exchange/services/2006/messages"
                                      xmlns:t="http://schemas.microsoft.com/exchange/services/2006/types">
         <m:ResponseMessages>
            <m:GetConversationItemsResponseMessage ResponseClass="Success">
               <m:ResponseCode>NoError</m:ResponseCode>
               <m:Conversation>
                  <t:ConversationId Id="AAQkADEzOTExYjJkakJCs=" />
                  <t:SyncState>AQIAAABNVkUwAgIAAABhHqHUAwIAAABNVkUxBAIAAABhHqHfBAIAAABhHqHV</t:SyncState>
                  <t:ConversationNodes>
                     <t:ConversationNode>
                        <t:InternetMessageId>6a4838fa804045e09d40c1a39b9ea916@contoso.com</t:InternetMessageId>
                        <t:ParentInternetMessageId>15a56698d503438fbdaa18186d5b81b7@contoso.com</t:ParentInternetMessageId>
                        <t:Items>
                           <t:Message>
                              <t:ItemId Id="AAMkADEzOTQrAABhHqHfAAA=" ChangeKey="CQAAABYAAACYAABhPpaq" />
                              <t:Subject>RE: Daily issue scrub</t:Subject>
                              <t:DateTimeReceived>2012-10-30T18:42:27Z</t:DateTimeReceived>
                           </t:Message>
                        </t:Items>
                     </t:ConversationNode>
                     <t:ConversationNode>
                        <t:InternetMessageId>2695d2b837954d68846b0c30491f5af1@contoso.com</t:InternetMessageId>
                        <t:ParentInternetMessageId>15a56698d503438fbdaa18186d5b81b7@contoso.com</t:ParentInternetMessageId>
                        <t:Items>
                           <t:Message>
                              <t:ItemId Id="AAMkADEzOTExYjJkLTYxZDAt" ChangeKey="CQAAABQrAABhPpaP" />
                              <t:Subject>RE: Daily issue scrub</t:Subject>
                              <t:DateTimeReceived>2012-10-30T17:38:26Z</t:DateTimeReceived>
                           </t:Message>
                        </t:Items>
                     </t:ConversationNode>
                     <t:ConversationNode>
                        <t:InternetMessageId>15a56698d503438fbdaa18186d5b81b7@contoso.com</t:InternetMessageId>
                        <t:ParentInternetMessageId>d3113e59c89c4288ae13100d033f8dbc@contoso.com</t:ParentInternetMessageId>
                        <t:Items>
                           <t:Message>
                              <t:ItemId Id="AAMkADEzOTFNVkUxAAA=" ChangeKey="CQAAABY4QrAABhPvYK" />
                              <t:Subject>RE: Daily issue scrub</t:Subject>
                              <t:DateTimeReceived>2012-10-30T17:37:00Z</t:DateTimeReceived>
                           </t:Message>
                        </t:Items>
                     </t:ConversationNode>
                     <t:ConversationNode>
                        <t:InternetMessageId>d3113e59c89c4288ae13100d033f8dbc@contoso.com</t:InternetMessageId>
                        <t:ParentInternetMessageId>189b712056c2430dbce334b40496ad00@contoso.com</t:ParentInternetMessageId>
                        <t:Items>
                           <t:Message>
                              <t:ItemId Id="AAMkm4QrAABhHqHUAAA=" ChangeKey="CQAAABQrAABhPpaN" />
                              <t:Subject>RE: Daily issue scrub</t:Subject>
                              <t:DateTimeReceived>2012-10-30T17:37:05Z</t:DateTimeReceived>
                           </t:Message>
                        </t:Items>
                     </t:ConversationNode>
                     <t:ConversationNode>
                        <t:InternetMessageId>189b712056c2430dbce334b40496ad00@contoso.com</t:InternetMessageId>
                        <t:Items>
                           <t:Message>
                              <t:ItemId Id="AAMkArAABNVkUwAAA=" ChangeKey="CQAAABm4QrAABhPvYJ" />
                              <t:Subject>Daily issue scrub</t:Subject>
                              <t:DateTimeReceived>2012-10-30T17:36:00Z</t:DateTimeReceived>
                           </t:Message>
                        </t:Items>
                     </t:ConversationNode>
                  </t:ConversationNodes>
               </m:Conversation>
            </m:GetConversationItemsResponseMessage>
         </m:ResponseMessages>
      </m:GetConversationItemsResponse>
   </s:Body>
</s:Envelope>
建议为后续 GetConversationItems 操作请求保存 SyncState。
响应 SOAP 正文包含以下元素:
GetConversationItems 操作错误响应
以下示例显示了对 GetConversationItems 操作请求的错误响应,该操作请求获取对话中不再存在于邮箱中的项目,或者所有对话项目都位于忽略的文件夹中。
<?xml version="1.0" encoding="utf-8"?>
<s:Envelope xmlns:s="http://schemas.xmlsoap.org/soap/envelope/">
  <s:Header>
    <h:ServerVersionInfo MajorVersion="15" MinorVersion="0" MajorBuildNumber="556" MinorBuildNumber="8" Version="Exchange2013" xmlns:h="http://schemas.microsoft.com/exchange/services/2006/types" xmlns="http://schemas.microsoft.com/exchange/services/2006/types" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"/>
  </s:Header>
  <s:Body xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
    <m:GetConversationItemsResponse xmlns:m="http://schemas.microsoft.com/exchange/services/2006/messages" xmlns:t="http://schemas.microsoft.com/exchange/services/2006/types">
      <m:ResponseMessages>
        <m:GetConversationItemsResponseMessage ResponseClass="Error">
          <m:MessageText>The specified object was not found in the store.</m:MessageText>
          <m:ResponseCode>ErrorItemNotFound</m:ResponseCode>
          <m:DescriptiveLinkKey>0</m:DescriptiveLinkKey>
        </m:GetConversationItemsResponseMessage>
      </m:ResponseMessages>
    </m:GetConversationItemsResponse>
  </s:Body>
</s:Envelope>