{{ figure align=center src=“images/eml-to-pst-java.jpg” alt=“EML to PST Java” }}

Managing emails efficiently is essential for businesses and individuals. Converting EML files to PST format organizes and archives emails. This post shows how to convert EML to PST using Java, covering creation of a new PST file and adding EML messages to an existing PST file.

Why Convert EML to PST?

Unified Email Management: PST files consolidate many email messages into one file, simplifying organization, especially for large numbers of EML files.

Compatibility with Outlook: PST is the native format for Microsoft Outlook. Converting EML to PST enables easy import into Outlook and smooth integration within the Outlook ecosystem.

Enhanced Security: PST files provide password protection and encryption, allowing you to safeguard sensitive email data after conversion.

EML to PST Converter - Java API Configuration

You can convert EML to PST format by configuring Conholdate.Total for Java in your environment. Simply use the following configuration in the pom.xml file of your application:

<dependency>
<groupId>com.conholdate</groupId>
<artifactId>conholdate-total</artifactId>
<version>24.6</version>
<type>pom</type>
</dependency>

Convert EML to PST in Java while Creating a New PST File

Follow these steps to convert EML to PST in Java:

  • Creating a PST File: Initialize a new PST file with the PersonalStorage.create method.
  • Adding a Folder: Add an “Inbox” folder to the PST root.
  • Loading the EML File: Load the source EML file using MapiMessage.fromMailMessage.
  • Adding the Message to the Folder: Insert the loaded EML message into the “Inbox” folder.

The sample code below demonstrates this process:

{{ gist conholdate-gists ca1b6f73004c070b22019ce18e1b4376 “Convert-EML-to-PST-new.java” }}

Convert EML to PST in Java with Existing PST File

Convert EML to PST while working with an existing PST file by following these steps:

  • Loading an Existing PST File: Load the PST with PersonalStorage.fromFile.
  • Adding a Folder: Add a “Custom” folder to the PST root.
  • Loading the EML File: Load the input EML file as shown in the previous example.
  • Adding the Message to the Folder: Insert the loaded EML message into the “Custom” folder.

The code snippet below illustrates this approach:

{{ gist conholdate-gists ca1b6f73004c070b22019ce18e1b4376 “Convert-EML-to-PST-existing.java” }}

Free Evaluation License

You may get a free temporary license to test different API features to their full capacity.

Summing Up

Converting EML files to PST in Java is straightforward with the methods shown. Whether creating a new PST or updating an existing one, the process is efficient. Use the code snippets to manage email conversion and archiving. For questions, contact us at the forum.

See Also