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    <title>Documentation – Как да четете и конвертирате Thunderbird MBOX файлове в .NET</title>
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      <title>Net: Четене на MBOX файлове с Aspose.Email в C#</title>
      <link>/email/bg/net/read-mbox-files-csharp/</link>
      <pubDate>Mon, 01 Jan 0001 00:00:00 +0000</pubDate>
      <guid>/email/bg/net/read-mbox-files-csharp/</guid>
      <description>
        
        
        &lt;h2 id=&#34;възможности-за-четене-с-asposeemail&#34;&gt;&lt;strong&gt;Възможности за четене с Aspose.Email&lt;/strong&gt;&lt;/h2&gt;
&lt;p&gt;&lt;a href=&#34;https://www.thunderbird.net/en-US/&#34;&gt;Mozilla Thunderbird&lt;/a&gt; е отворен код, крос‑платформен имейл клиент, разработен от Mozilla Foundation. Той съхранява имейлите в собствена файлова структура, управлявайки индекси на съобщенията и подпапките чрез патентовани файлови формати. Thunderbird създава един .mbox файл за всяка имейл папка (например Inbox, Sent, Trash) и съхранява тези файлове в директорията на потребителския профил. Всеки файл съдържа всички съобщения от съответната папка в конкатенирана форма.&lt;/p&gt;
&lt;p&gt;Aspose.Email за .NET предоставя API за четене на съобщения от .mbox файловете на Thunderbird, използвайки &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxrdstoragereader/&#34;&gt;MboxrdStorageReader&lt;/a&gt; клас, който позволява на разработчиците да:&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;Отворете и прочетете съобщенията последователно, едно по едно&lt;/li&gt;
&lt;li&gt;Получаване на метаданни като Тема, От, До, Дата и др., без зареждане на пълното съдържание&lt;/li&gt;
&lt;li&gt;Извличане на отделни съобщения с помощта на уникални идентификатори (EntryId)&lt;/li&gt;
&lt;li&gt;Запазване на кодиране, TNEF прикачени файлове и форматиране&lt;/li&gt;
&lt;li&gt;Четене на файлове асинхронно за по‑добра производителност при големи архиви&lt;/li&gt;
&lt;/ul&gt;
&lt;h2 id=&#34;четене-на-mbox-файлове-синхронно&#34;&gt;&lt;strong&gt;Четене на MBOX файлове синхронно&lt;/strong&gt;&lt;/h2&gt;
&lt;p&gt;прочетете съобщения от файл за съхранение на поща на Mozilla Thunderbird. Тази статия показва как да прочетете съобщенията от съхранението на имейли в Thunderbird:&lt;/p&gt;
&lt;ol&gt;
&lt;li&gt;Отворете файла за хранилището на Thunderbird в &lt;em&gt;FileStream&lt;/em&gt;.&lt;/li&gt;
&lt;li&gt;Създайте инстанция на &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxrdstoragereader/&#34;&gt;MboxrdStorageReader&lt;/a&gt; клас и предайте горния поток на конструктора.&lt;/li&gt;
&lt;li&gt;Извикайте &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxrdstoragereader/readnextmessage/#readnextmessage/&#34;&gt;ReadNextMessage()&lt;/a&gt; за да получите първото съобщение.&lt;/li&gt;
&lt;li&gt;Използвайте същото &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxrdstoragereader/readnextmessage/#readnextmessage/&#34;&gt;ReadNextMessage()&lt;/a&gt; в while цикъл, за да прочетете всички съобщения.&lt;/li&gt;
&lt;li&gt;Затворете всички потоци.&lt;/li&gt;
&lt;/ol&gt;
&lt;p&gt;Следният кодов фрагмент показва как да прочетете всички съобщения от хранилището на поща на Thunderbird.&lt;/p&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-cs&#34; data-lang=&#34;cs&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;// The path to the File directory.&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;dataDir&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;RunExamples&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;GetDataDir_Thunderbird&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;();&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;// Open the storage file with FileStream&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;stream&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;FileStream&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;dataDir&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;+&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;ExampleMbox.mbox&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;FileMode&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Open&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;FileAccess&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Read&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;// Create an instance of the MboxrdStorageReader class and pass the stream&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxrdStorageReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;stream&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;false&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;// Start reading messages&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;message&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;ReadNextMessage&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;();&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;// Read all messages in a loop&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;k&#34;&gt;while&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;message&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;null&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;c1&#34;&gt;// Manipulate message - show contents&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;Console&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;WriteLine&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;Subject: &amp;#34;&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;+&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;message&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Subject&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;c1&#34;&gt;// Save this message in EML or MSG format&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;message&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Save&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;message&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Subject&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;+&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;.eml&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;SaveOptions&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;DefaultEml&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;message&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Save&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;message&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Subject&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;+&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;.msg&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;SaveOptions&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;DefaultMsgUnicode&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;c1&#34;&gt;// Get the next message&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;message&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;ReadNextMessage&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;();&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;// Close the streams&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Dispose&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;();&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;stream&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Close&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;();&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;&lt;h2 id=&#34;четене-на-mbox-файлове-асинхронно&#34;&gt;&lt;strong&gt;Четене на MBOX файлове асинхронно&lt;/strong&gt;&lt;/h2&gt;
&lt;p&gt;За подобряване на производителността и отзивчивостта при обработка на големи MBOX файлове, Aspose.Email за .NET предоставя асинхронно четене на MBOX чрез &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/#methods&#34;&gt;CreateReaderAsync&lt;/a&gt; метод. Тази функция е особено полезна в приложения, които работят с големи имейл архиви или изпълняват I/O‑спрямо операции в фонови нишки или уеб услуги. Следният примерен код демонстрира как да четете имейл съобщения от MBOX файл асинхронно, използвайки Aspose.Email четец за съхранение:&lt;/p&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-cs&#34; data-lang=&#34;cs&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;string&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;mboxFilePath&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;emails.mbox&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;c1&#34;&gt;// Create a reader for the MBOX file asynchronously&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;k&#34;&gt;using&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;await&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxrdStorageReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;CreateReaderAsync&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;mboxFilePath&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;CancellationToken&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;None&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;))&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;Console&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;WriteLine&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;MBOX reader initialized.&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;c1&#34;&gt;// Read messages from the MBOX file&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;k&#34;&gt;while&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;ReadNextMessage&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;is&lt;/span&gt; &lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;message&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;&amp;amp;&amp;amp;&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;message&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;null&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;            &lt;span class=&#34;n&#34;&gt;Console&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;WriteLine&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;$&amp;#34;Subject: {message.Subject}&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;&lt;h2 id=&#34;четене-на-имейл-съобщения-на-партиди-с-поддръжка-на-пагинация&#34;&gt;&lt;strong&gt;Четене на имейл съобщения на партиди с поддръжка на пагинация&lt;/strong&gt;&lt;/h2&gt;
&lt;p&gt;Получете странициран достъп до съобщения, съхранени в пощенски файлове. Тази функция позволява на разработчиците по-ефективно да обработват големи имейл архиви, като извличат съобщения в по-малки части - подобрявайки производителността и намалявайки натоварването на паметта. Използвайте следните методи на &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/#mboxstoragereader-class&#34;&gt;MboxStorageReader&lt;/a&gt; клас:&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;
&lt;p&gt;&lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/enumeratemessages/#enumeratemessages_5&#34;&gt;EnumerateMessages(int startIndex, int count)&lt;/a&gt; - Връща избираема колекция от екземпляри MailMessage, започвайки от зададения индекс и ограничена до посочения брой.&lt;/p&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/enumeratemessageinfo/#enumeratemessageinfo_2&#34;&gt;EnumerateMessageInfo(int startIndex, int count)&lt;/a&gt; - Връща избираема колекция от обекти MboxMessageInfo само с метаданни, също страницирана по индекс и брой.&lt;/p&gt;
&lt;/li&gt;
&lt;/ul&gt;
&lt;p&gt;Следният примерен код демонстрира как да прочетете определен диапазон от съобщения от пощенски архив, като зададете началния индекс и размера на порцията. В примера методът извлича 10 съобщения, започвайки от индекс 0.&lt;/p&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-cs&#34; data-lang=&#34;cs&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;k&#34;&gt;using&lt;/span&gt; &lt;span class=&#34;nn&#34;&gt;Aspose.Email.Storage.Mbox&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;k&#34;&gt;using&lt;/span&gt; &lt;span class=&#34;nn&#34;&gt;Aspose.Email&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxStorageReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;CreateReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;input.mbox&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxLoadOptions&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;());&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;int&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;startIndex&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;m&#34;&gt;0&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;int&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;count&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;m&#34;&gt;10&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;;&lt;/span&gt; &lt;span class=&#34;c1&#34;&gt;// Retrieve messages in batches of 10&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;k&#34;&gt;foreach&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;message&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;in&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;EnumerateMessages&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;startIndex&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;count&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;))&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;Console&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;WriteLine&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;Subject: &amp;#34;&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;+&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;message&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Subject&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;&lt;h2 id=&#34;задаване-на-предпочитано-текстово-кодиране-при-зареждане-на-mbox-файлове-за-четене&#34;&gt;&lt;strong&gt;Задаване на предпочитано текстово кодиране при зареждане на MBOX файлове за четене&lt;/strong&gt;&lt;/h2&gt;
&lt;p&gt;Опцията за кодиране е налична за &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxrdstoragereader/&#34;&gt;MboxrdStorageReader&lt;/a&gt; клас. Това предоставя допълнителни опции за зареждане на mbox файл и осигурява, че съобщенията с кодираното съдържание ще бъдат правилно прочетени и обработени. Следният кодов фрагмент показва как можете да зададете текстово кодиране, което отговаря на вашите нужди:&lt;/p&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-cs&#34; data-lang=&#34;cs&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxrdStorageReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;sample.mbox&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxLoadOptions&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;PreferredTextEncoding&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;Encoding&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;UTF8&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;});&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;message&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;ReadNextMessage&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;();&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;&lt;h2 id=&#34;получаване-на-общ-брой-съобщения-от-mbox-файлове&#34;&gt;&lt;strong&gt;Получаване на общ брой съобщения от MBOX файлове&lt;/strong&gt;&lt;/h2&gt;
&lt;p&gt;Този &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxrdstoragereader/&#34;&gt;MboxrdStorageReader&lt;/a&gt; класът предоставя възможност за четене на броя налични елементи в MBox файл. Това може да се използва за разработване на приложения, показващи напредъка на активността при обработка на такъв файл.&lt;/p&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-cs&#34; data-lang=&#34;cs&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;// The path to the File directory.&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;dataDir&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;RunExamples&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;GetDataDir_Thunderbird&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;();&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;k&#34;&gt;using&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;stream&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;FileStream&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;dataDir&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;+&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;ExampleMbox.mbox&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;FileMode&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Open&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;FileAccess&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Read&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;))&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;k&#34;&gt;using&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxrdStorageReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;stream&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;false&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;))&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;Console&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;WriteLine&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;Total number of messages in Mbox file: &amp;#34;&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;+&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;GetTotalItemsCount&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;());&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;&lt;h2 id=&#34;получете-текущия-размер-на-съобщението&#34;&gt;&lt;strong&gt;Получете текущия размер на съобщението&lt;/strong&gt;&lt;/h2&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-cs&#34; data-lang=&#34;cs&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;k&#34;&gt;using&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;stream&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;FileStream&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;dataDir&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;+&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;ExampleMbox.mbox&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;FileMode&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Open&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;FileAccess&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Read&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;))&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;k&#34;&gt;using&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxrdStorageReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;stream&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;false&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;))&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;MailMessage&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;msg&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;k&#34;&gt;while&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;((&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;msg&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;ReadNextMessage&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;())&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;null&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;kt&#34;&gt;long&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;currentDataSize&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;CurrentDataSize&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;n&#34;&gt;msg&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Dispose&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;();&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;
      </description>
    </item>
    
    <item>
      <title>Net: Филтриране и извличане на MBOX съобщения с Aspose.Email в C#</title>
      <link>/email/bg/net/filter-extract-mbox-messages-csharp/</link>
      <pubDate>Mon, 01 Jan 0001 00:00:00 +0000</pubDate>
      <guid>/email/bg/net/filter-extract-mbox-messages-csharp/</guid>
      <description>
        
        
        &lt;h2 id=&#34;ролята-на-филтрирането-на-съобщения&#34;&gt;&lt;strong&gt;Ролята на филтрирането на съобщения&lt;/strong&gt;&lt;/h2&gt;
&lt;p&gt;Когато работите с големи MBOX архиви, зареждането на всяко съобщение в паметта може да бъде неефикасно и излишно. В повечето случаи разработчиците трябва само да сканират основните метаданни като тема, подател, получател или времеви печат, за да:&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;Показване на списък със съобщения в потребителски интерфейс&lt;/li&gt;
&lt;li&gt;Прилагане на персонализирани филтри преди извличане&lt;/li&gt;
&lt;li&gt;Генериране на отчети или обобщения&lt;/li&gt;
&lt;li&gt;Индексиране на съобщения за търсене&lt;/li&gt;
&lt;/ul&gt;
&lt;p&gt;Филтрирането избягва натоварването от парсиране на пълните тела на съобщенията или прикачени файлове, правейки приложенията по‑бързи и по‑масштабируеми.&lt;/p&gt;
&lt;h2 id=&#34;достъп-до-метаданни-на-съобщения&#34;&gt;&lt;strong&gt;Достъп до метаданни на съобщения&lt;/strong&gt;&lt;/h2&gt;
&lt;p&gt;Aspose.Email предоставя &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxmessageinfo/#mboxmessageinfo-class&#34;&gt;MboxMessageInfo&lt;/a&gt; клас, проектиран да достъпва основни мета данни за съобщения без четене на цялото съдържание на MailMessage. Той служи като обобщен обект и се връща при извикване на &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/enumeratemessageinfo/#enumeratemessageinfo&#34;&gt;MboxStorageReader.EnumerateMessageInfo()&lt;/a&gt;.&lt;/p&gt;
&lt;p&gt;Ключови свойства, изложени от &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxmessageinfo/#mboxmessageinfo-class&#34;&gt;MboxMessageInfo&lt;/a&gt; за извличане на информация за съобщение включва:&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;DateTime &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxmessageinfo/date/#mboxmessageinfodate-property&#34;&gt;Date&lt;/a&gt; - Получава датата на съобщението&lt;/li&gt;
&lt;li&gt;MailAddress &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxmessageinfo/from/#mboxmessageinfofrom-property&#34;&gt;From&lt;/a&gt; - Получава адреса на подателя&lt;/li&gt;
&lt;li&gt;string &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxmessageinfo/subject/&#34;&gt;Subject&lt;/a&gt; - Получава темата на съобщението&lt;/li&gt;
&lt;li&gt;MailAddressCollection &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxmessageinfo/to/&#34;&gt;Към&lt;/a&gt; - Получава колекцията от адреси, съдържаща получателите на съобщението&lt;/li&gt;
&lt;li&gt;MailAddressCollection &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxmessageinfo/cc/&#34;&gt;CC&lt;/a&gt; - Получава колекцията от адреси, съдържаща CC получатели&lt;/li&gt;
&lt;li&gt;MailAddressCollection &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxmessageinfo/bcc/&#34;&gt;Bcc&lt;/a&gt; - Получава колекцията от адреси, съдържаща BCC получатели на съобщението&lt;/li&gt;
&lt;/ul&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-cs&#34; data-lang=&#34;cs&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;MboxStorageReader&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxStorageReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;CreateReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;fileName&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxLoadOptions&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;());&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;k&#34;&gt;foreach&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;mboxMessageInfo&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;in&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;EnumerateMessageInfo&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;())&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;Console&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Writeline&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;$&amp;#34;Subject: {mboxMessageInfo.Subject}&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;Console&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Writeline&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;$&amp;#34;Date: {mboxMessageInfo.Date}&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;Console&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Writeline&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;$&amp;#34;From: {mboxMessageInfo.From}&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;Console&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Writeline&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;$&amp;#34;To: {mboxMessageInfo.To}&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;Console&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Writeline&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;$&amp;#34;CC: {mboxMessageInfo.CC}&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;Console&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Writeline&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;$&amp;#34;Bcc: {mboxMessageInfo.Bcc}&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;&lt;h2 id=&#34;извличане-на-съобщения-по-entryid&#34;&gt;&lt;strong&gt;Извличане на съобщения по EntryId&lt;/strong&gt;&lt;/h2&gt;
&lt;p&gt;Този &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/#mboxstoragereader-class&#34;&gt;MboxStorageReader&lt;/a&gt; класът включва &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/enumeratemessageinfo/&#34;&gt;EnumerateMessageInfo()&lt;/a&gt; метод, който ви позволява да итерирате през всяко съобщение в MBOX файл. Чрез използване на този метод е възможно да се извлекат отделни съобщения без необходимостта да се обхожда цялото хранилище многократно. Това подобрява производителността и намалява времето за обработка.&lt;/p&gt;
&lt;p&gt;Този &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxmessageinfo/#mboxmessageinfo-class&#34;&gt;MboxMessageInfo&lt;/a&gt; клас предоставя &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxmessageinfo/entryid/&#34;&gt;EntryId&lt;/a&gt; свойство, което предоставя достъп до уникални идентификатори за всяко съобщение в MBOX файла. Този идентификатор може да бъде съхранен в база данни или използван като справка за бързо намиране и извличане на конкретни съобщения при нужда.&lt;/p&gt;
&lt;p&gt;Този &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/extractmessage/&#34;&gt;ExtractMessage(string id)&lt;/a&gt; метод в &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/#mboxstoragereader-class&#34;&gt;MboxStorageReader&lt;/a&gt; класът позволява на разработчиците да извличат съобщения въз основа на техния уникален EntryId. Със &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/extractmessage/&#34;&gt;ExtractMessage(string id)&lt;/a&gt; метод, можете да използвате съхранения EntryId, за да извлечете съответното съобщение и да извършите допълнителни операции с него.&lt;/p&gt;
&lt;p&gt;Следният пример с код демонстрира как да извлечете съобщения от MBOX файл, използвайки идентификатори:&lt;/p&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-cs&#34; data-lang=&#34;cs&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;MboxStorageReader&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxStorageReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;CreateReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;my.mbox&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxLoadOptions&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;());&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;k&#34;&gt;foreach&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;MboxMessageInfo&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;msgInfo&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;in&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;EnumerateMessageInfo&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;())&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;MailMessage&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;eml&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;ExtractMessage&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;msgInfo&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;EntryId&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;EmlLoadOptions&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;());&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;&lt;h2 id=&#34;филтриране-и-търсене-на-mbox-имейли-с-mailquery&#34;&gt;&lt;strong&gt;Филтриране и търсене на MBOX имейли с MailQuery&lt;/strong&gt;&lt;/h2&gt;
&lt;p&gt;Aspose.Email for .NET предоставя възможност за филтриране или търсене на съобщения в пощенски архиви въз основа на персонализирани заявки. Това позволява на разработчиците да извличат само съобщения, отговарящи на конкретни критерии, подобрявайки производителността и удобството при работа с големи файлове от имейл архиви.&lt;/p&gt;
&lt;p&gt;Следният примерен код демонстрира как да приложите критерии за търсене към файл за съхранение на поща с MailQuery API. В този пример съобщенията се избират, ако темата им съдържа фразата „Project Update“ и са изпратени преди днешната дата.&lt;/p&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-cs&#34; data-lang=&#34;cs&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;k&#34;&gt;using&lt;/span&gt; &lt;span class=&#34;nn&#34;&gt;Aspose.Email.Storage.Mbox&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;k&#34;&gt;using&lt;/span&gt; &lt;span class=&#34;nn&#34;&gt;Aspose.Email&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxStorageReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;CreateReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;input.mbox&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxLoadOptions&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;());&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;mqb&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MailQueryBuilder&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;();&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;mqb&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Subject&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Contains&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;Project Update&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;mqb&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;SentDate&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Before&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;DateTime&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Today&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;k&#34;&gt;foreach&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;message&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;in&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;EnumerateMessages&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;mqb&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;GetQuery&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()))&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;Console&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;WriteLine&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;Subject: &amp;#34;&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;+&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;message&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Subject&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;&lt;h2 id=&#34;конфигуриране-на-опции-за-зареждане-при-четене-на-съобщения-от-mbox&#34;&gt;&lt;strong&gt;Конфигуриране на опции за зареждане при четене на съобщения от MBOX&lt;/strong&gt;&lt;/h2&gt;
&lt;p&gt;Следните свойства ще ви позволят да зададете различни опции, свързани със зареждането и обработката на съобщенията:&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;
&lt;p&gt;Свойство MailStorageConverter.MboxMessageOptions – получава или задава опции за зареждане на имейл при парсиране на Mbox хранилище.&lt;/p&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;Метод MboxrdStorageReader.ReadNextMessage(EmlLoadOptions options) – параметърът EmlLoadOptions определя опциите при четене на съобщение от Mbox хранилище.&lt;/p&gt;
&lt;/li&gt;
&lt;/ul&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-cs&#34; data-lang=&#34;cs&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxrdStorageReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;fileName&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxLoadOptions&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;());&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;// Read messages preserving tnef attachments.&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;eml&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;ReadNextMessage&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;EmlLoadOptions&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;PreserveTnefAttachments&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;true&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;});&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;MailStorageConverter&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;MboxMessageOptions&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;EmlLoadOptions&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;PreserveTnefAttachments&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;true&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;});&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;// Convert messages from mbox to pst preserving tnef attachments.&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;pst&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MailStorageConverter&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;mboxToPst&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;Input.mbox&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;Output.pst&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;
      </description>
    </item>
    
    <item>
      <title>Net: Записване на MBOX файлове с Aspose.Email в C#</title>
      <link>/email/bg/net/writing-mbox-files-csharp/</link>
      <pubDate>Mon, 01 Jan 0001 00:00:00 +0000</pubDate>
      <guid>/email/bg/net/writing-mbox-files-csharp/</guid>
      <description>
        
        
        &lt;h2 id=&#34;записване-на-mbox-файлове&#34;&gt;&lt;strong&gt;Записване на MBOX файлове&lt;/strong&gt;&lt;/h2&gt;
&lt;p&gt;Ако трябва да създавате или актуализирате MBOX файлове програмено, използвайте Aspose.Email &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxrdstoragewriter/&#34;&gt;MboxrdStorageWriter&lt;/a&gt; клас, който ви позволява да записвате нови съобщения във файла за съхранение на поща на Thunderbird.&lt;/p&gt;
&lt;p&gt;Следният кодов фрагмент ви показва как да запишете съобщения в съхранението на поща на Thunderbird:&lt;/p&gt;
&lt;ol&gt;
&lt;li&gt;Отворете файла за хранилището на Thunderbird в &lt;em&gt;FileStream&lt;/em&gt;.&lt;/li&gt;
&lt;li&gt;Създайте инстанция на &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxrdstoragewriter/&#34;&gt;MboxrdStorageWriter&lt;/a&gt; клас и предайте горния поток на конструктора.&lt;/li&gt;
&lt;li&gt;Подгответе ново съобщение, като използвате &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email/mailmessage/&#34;&gt;MailMessage&lt;/a&gt; клас.&lt;/li&gt;
&lt;li&gt;Извикайте &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxrdstoragewriter/writemessage/#writemessage/&#34;&gt;WriteMessage()&lt;/a&gt; метод и предайте горното &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email/mailmessage/&#34;&gt;MailMessage&lt;/a&gt; инстанция за добавяне на съобщението към хранилището на Thunderbird.&lt;/li&gt;
&lt;li&gt;Затворете всички потоци.&lt;/li&gt;
&lt;/ol&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-cs&#34; data-lang=&#34;cs&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;// Open the storage file with FileStream&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;stream&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;FileStream&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;dataDir&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;+&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;ExampleMbox.mbox&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;FileMode&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Open&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;FileAccess&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Write&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;// Initialize MboxStorageWriter and pass the above stream to it&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;writer&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxrdStorageWriter&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;stream&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;false&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;// Prepare a new message using the MailMessage class&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;message&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MailMessage&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;from@domain.com&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;to@domain.com&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;Guid&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;NewGuid&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;().&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;ToString&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(),&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;added from Aspose.Email&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;message&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;IsDraft&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;false&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;// Add this message to storage&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;writer&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;WriteMessage&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;message&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;// Close all related streams&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;writer&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Dispose&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;();&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;stream&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Close&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;();&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;
      </description>
    </item>
    
    <item>
      <title>Net: Конвертиране на MBOX към PST с Aspose.Email в C#</title>
      <link>/email/bg/net/convert-mbox-to-pst-csharp/</link>
      <pubDate>Mon, 01 Jan 0001 00:00:00 +0000</pubDate>
      <guid>/email/bg/net/convert-mbox-to-pst-csharp/</guid>
      <description>
        
        
        &lt;h2 id=&#34;конвертиране-на-mbox-към-pst-основна-конверсия&#34;&gt;&lt;strong&gt;Конвертиране на MBOX към PST. Основна конверсия&lt;/strong&gt;&lt;/h2&gt;
&lt;p&gt;При миграция на пощенски данни от клиенти като Mozilla Thunderbird към Microsoft Outlook, често се изисква конвертиране на MBOX архиви в PST (Personal Storage Table) формат. Форматът PST е роден за Outlook и Exchange и поддържа разширени функции като структури от папки и MAPI‑база обработка на съобщения.&lt;/p&gt;
&lt;p&gt;Aspose.Email for .NET позволява на разработчиците ръчно да прехвърлят съобщения от MBOX файлове в съвместимо с Outlook хранилище с пълен контрол върху процеса на конверсия. По-долу е пример, който демонстрира как да заредите съобщения от MBOX архив и да ги запазите в структуриран Outlook файл с данни:&lt;/p&gt;
&lt;ol&gt;
&lt;li&gt;Инициализирайте MBOX четеца, използвайки &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/createreader/#createreader_2&#34;&gt;MboxStorageReader.CreateReader()&lt;/a&gt;.&lt;/li&gt;
&lt;li&gt;Генерирайте PST файл, използвайки &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.pst/personalstorage/create/#create_4&#34;&gt;PersonalStorage.Create()&lt;/a&gt;.&lt;/li&gt;
&lt;li&gt;Добавете пощенска папка (например „Inbox“) към хранилището.&lt;/li&gt;
&lt;li&gt;Обхождайте всяко съобщение, конвертирайте го към &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.mapi/mapimessage/&#34;&gt;MapiMessage&lt;/a&gt;, и го поставете в папката.&lt;/li&gt;
&lt;/ol&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-cs&#34; data-lang=&#34;cs&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;// Load the source file&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;mbox&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxStorageReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;CreateReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;mboxFilePath&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxLoadOptions&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;());&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;// Create the destination Outlook data file&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;k&#34;&gt;using&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;personalStorage&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;PersonalStorage&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Create&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;pstFilePath&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;FileFormatVersion&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Unicode&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;))&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;c1&#34;&gt;// Add a folder to hold imported messages&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;folderInfo&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;personalStorage&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;CreatePredefinedFolder&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;Inbox&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;StandardIpmFolder&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Inbox&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;c1&#34;&gt;// Process each message from the source file&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;k&#34;&gt;foreach&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;eml&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;in&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;mbox&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;EnumerateMessages&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;())&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;msg&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MapiMessage&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;FromMailMessage&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;eml&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;n&#34;&gt;folderInfo&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;AddMessage&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;msg&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;&lt;h2 id=&#34;премахване-на-цифрови-подписи-по-време-на-конверсия&#34;&gt;&lt;strong&gt;Премахване на цифрови подписи по време на конверсия&lt;/strong&gt;&lt;/h2&gt;
&lt;p&gt;В някои случаи цифровите подписи, вложени в съобщенията, не са нужни в целевия файл. За да ги изключите по време на трансфера, задайте &lt;code&gt;RemoveSignature&lt;/code&gt; свойство в &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage/mboxtopstconversionoptions/&#34;&gt;MboxToPstConversionOptions&lt;/a&gt; на &lt;em&gt;true&lt;/em&gt;.&lt;/p&gt;
&lt;p&gt;Следният примерен код показва как да се използва това свойство:&lt;/p&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-cs&#34; data-lang=&#34;cs&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;pstDataStream&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MemoryStream&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;();&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;personalStorage&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;PersonalStorage&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Create&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;pstDataStream&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;FileFormatVersion&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Unicode&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;MailStorageConverter&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;MboxToPst&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxrdStorageReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;FileStream&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;fileName&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;FileMode&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Open&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;FileAccess&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Read&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;),&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxLoadOptions&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()),&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;personalStorage&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;s&#34;&gt;&amp;#34;Inbox&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxToPstConversionOptions&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;RemoveSignature&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;true&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;});&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;
      </description>
    </item>
    
    <item>
      <title>Net: Разделяне на MBOX файлове с Aspose.Email в C#</title>
      <link>/email/bg/net/split-mbox-files-csharp/</link>
      <pubDate>Mon, 01 Jan 0001 00:00:00 +0000</pubDate>
      <guid>/email/bg/net/split-mbox-files-csharp/</guid>
      <description>
        
        
        &lt;h2 id=&#34;разделяне-на-mbox-хранилищеотмяна-на-операцията-по-разделяне&#34;&gt;&lt;strong&gt;Разделяне на MBOX хранилище/Отмяна на операцията по разделяне&lt;/strong&gt;&lt;/h2&gt;
&lt;p&gt;Aspose.Email предоставя методи за разделяне на големи файлове с пощенски кутии на управляеми части. Това помага за подобряване на производителността и ефективността на паметта, особено при работа с обширни архиви от имейли. Наличните опции за разделяне варират в зависимост от .NET версията, която използвате.&lt;/p&gt;
&lt;h3 id=&#34;поддържани-api-та-по-net-версия&#34;&gt;&lt;strong&gt;Поддържани API-та по .NET версия&lt;/strong&gt;&lt;/h3&gt;
&lt;p&gt;&lt;strong&gt;За .NET Framework 4.5 и .NET Core&lt;/strong&gt;&lt;/p&gt;
&lt;p&gt;Можете да сегментирате MBOX данни, използвайки &lt;code&gt;SplitInto&lt;/code&gt; метод на &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/&#34;&gt;MboxStorageReader&lt;/a&gt; клас, с възможност за включване на токен за отменяне или персонализиране на именуването на изходния файл:&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;
&lt;p&gt;&lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/splitinto/#splitinto_1&#34;&gt;SplitInto(long chunkSize, string outputPath, CancellationToken token)&lt;/a&gt;&lt;/p&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/splitinto/#splitinto&#34;&gt;SplitInto(long chunkSize, string outputPath, string partFileNamePrefix, CancellationToken token)&lt;/a&gt;&lt;/p&gt;
&lt;/li&gt;
&lt;/ul&gt;
&lt;p&gt;&lt;strong&gt;Параметри:&lt;/strong&gt;&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;chunkSize: Приблизителният размер на всяка част в байтове.&lt;/li&gt;
&lt;li&gt;outputPath: Пътят до папката, където ще бъдат създадени частите.&lt;/li&gt;
&lt;li&gt;partFileNamePrefix: Префикс, който да се добави към името на файла на всяка част.&lt;/li&gt;
&lt;li&gt;token: CancellationToken, който позволява възможно отменяне на операцията.&lt;/li&gt;
&lt;/ul&gt;
&lt;p&gt;&lt;strong&gt;За .NET версии под 4.5&lt;/strong&gt;&lt;/p&gt;
&lt;p&gt;По‑ранни версии поддържат същото &lt;code&gt;SplitInto&lt;/code&gt; метод, но без токени за отменяне:&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;
&lt;p&gt;&lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/splitinto/#splitinto_2&#34;&gt;SplitInto(long chunkSize, string outputPath)&lt;/a&gt;&lt;/p&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;&lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/splitinto/#splitinto_3&#34;&gt;SplitInto(long chunkSize, string outputPath, string partFileNamePrefix)&lt;/a&gt;&lt;/p&gt;
&lt;/li&gt;
&lt;li&gt;
&lt;p&gt;Cancel() – се използва за прекъсване на процеса по разделяне по средата.&lt;/p&gt;
&lt;/li&gt;
&lt;/ul&gt;
&lt;h3 id=&#34;примерен-код-за-контролирано-разделяне-с-отменяне&#34;&gt;&lt;strong&gt;Примерен код за контролирано разделяне с отменяне&lt;/strong&gt;&lt;/h3&gt;
&lt;p&gt;Следните примерни кодове демонстрират как да разделите архив на до 5 части, като автоматично отменят операцията след това:&lt;/p&gt;
&lt;p&gt;&lt;strong&gt;.NET 4.5 / .NET Core&lt;/strong&gt;&lt;/p&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-cs&#34; data-lang=&#34;cs&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;int&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;partCount&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;m&#34;&gt;0&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;tokenSource&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;CancellationTokenSource&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;();&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;mbox&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxrdStorageReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;fileName&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxLoadOptions&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;LeaveOpen&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;false&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;});&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;// Subscribe to events&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;mbox&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;MboxFileCreated&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;+=&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;sender&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;e&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&amp;gt;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;partCount&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;++;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;partCount&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;&amp;gt;=&lt;/span&gt; &lt;span class=&#34;m&#34;&gt;5&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;n&#34;&gt;tokenSource&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Cancel&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;();&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;};&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;System&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Threading&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Tasks&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Task&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;task&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;mbox&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;SplitInto&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;m&#34;&gt;10000000&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;outputPath&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;tokenSource&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Token&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;task&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Wait&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;();&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;&lt;p&gt;&lt;strong&gt;Под .NET 4.5&lt;/strong&gt;&lt;/p&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-cs&#34; data-lang=&#34;cs&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;int&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;partCount&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;m&#34;&gt;0&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;mbox&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxrdStorageReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;fileName&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxLoadOptions&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;LeaveOpen&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;false&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;});&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;mbox&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;SplitInto&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;m&#34;&gt;10000000&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;outputPath&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;n&#34;&gt;mbox&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;MboxFileCreated&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;+=&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;sender&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;e&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&amp;gt;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;n&#34;&gt;partCount&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;++;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;partCount&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;&amp;gt;=&lt;/span&gt; &lt;span class=&#34;m&#34;&gt;5&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;n&#34;&gt;mbox&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;Cancel&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;();&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;};&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;&lt;h2 id=&#34;разделяне-на-големи-mbox-файлове-асинхронно&#34;&gt;&lt;strong&gt;Разделяне на големи MBOX файлове асинхронно&lt;/strong&gt;&lt;/h2&gt;
&lt;p&gt;Работата с големи архиви от имейли може да бъде неефикасна и да натовари паметта. За подобряване на производителността и управляемостта, Aspose.Email for .NET предоставя асинхронния &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/#methods&#34;&gt;SplitIntoAsync&lt;/a&gt; метод, който ви позволява да разделяте големи файлове на по‑малки части - без блокиране на главния нишка. Следният примерен код показва как да се използва &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/#methods&#34;&gt;MboxStorageReader.CreateReaderAsync&lt;/a&gt; за отваряне на голям MBOX файл асинхронно и след това извикване на &lt;a href=&#34;https://reference.aspose.com/email/net/aspose.email.storage.mbox/mboxstoragereader/#methods&#34;&gt;SplitIntoAsync&lt;/a&gt; за да се раздели на по‑малки файлове, всеки с максимален размер от 10 MB. Получените части се записват в указаната изходна директория с представка „chunk_“.&lt;/p&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-cs&#34; data-lang=&#34;cs&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;k&#34;&gt;using&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;kt&#34;&gt;var&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;await&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxStorageReader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;CreateReaderAsync&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;input.mbox&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;k&#34;&gt;new&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;MboxLoadOptions&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()))&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;k&#34;&gt;await&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;reader&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;SplitIntoAsync&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;m&#34;&gt;10&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;*&lt;/span&gt; &lt;span class=&#34;m&#34;&gt;1024&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;*&lt;/span&gt; &lt;span class=&#34;m&#34;&gt;1024&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;outputDirectory&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;chunk_&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;n&#34;&gt;CancellationToken&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;n&#34;&gt;None&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;);&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;
      </description>
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