Extract EML Metadata via Java
Build your own Java apps to add, edit, remove or extract metadata from EML files using server-side APIs.
How to Extract EML Metadata Using Java
In order to get EML file metadata, we’ll use
API which is a feature-rich, powerful and easy to use metadata API for Java platform. You can download its latest version directly from
and install it within your Maven-based project by adding the following configurations to the pom.xml.
Repository
<repository>
<id>AsposeJavaAPI</id>
<name>Aspose Java API</name>
<url>https://repository.aspose.com/repo/</url>
</repository>
Dependency
<dependency>
<groupId>com.aspose</groupId>
<artifactId>aspose-email</artifactId>
<version>version of aspose-email API</version>
<classifier>jdk17</classifier>
</dependency>
Steps to Extract Metadata of EML via Java
Get the type of the message while using GetProperties which in turn allows getting all metadata information via a simple loop.
- Load the EML file using MapiMessage.fromFile
- Get properties collection using getProperties()
- Access the relevant property like Subject using get_Item()
System Requirements
Aspose.Email for Java supports on all major platforms and Operating Systems. Please make sure that you have the following prerequisites.
- Microsoft Windows or a compatible OS with Java Runtime Environment for JSP/JSF Application and Desktop Applications.
- Get latest version of Aspose.Email for Java directly from Maven .
Extract Metadata of EML - Java
MapiMessage outlookMessageFile = MapiMessage.fromFile(dataDir + "messageMapi.eml");
//Get the MapiProperties collection
MapiPropertyCollection coll = outlookMessageFile.getProperties();
//Access the MapiPropertyTag.PR_SUBJECT property
MapiProperty prop = (MapiProperty) coll.get_Item((Object) MapiPropertyTag.PR_SUBJECT);
//If the MapiProperty is not found, check the MapiProperty.PR_SUBJECT_W
//which is a unicode peer of MapiPropertyTag.PR_SUBJECT
if (prop == null) {
prop = (MapiProperty) coll.get_Item(MapiPropertyTag.PR_SUBJECT_W);
}
//If it cannot be found
if (prop == null) {
System.out.println("Mapi property could not be found.");
} else {
//Get the property data as string
String strSubject = prop.getString();
System.out.println("Subject: " + strSubject);
}
//Read internet code page property
prop = (MapiProperty) coll.get_Item(MapiPropertyTag.PR_INTERNET_CPID);
if (prop != null) {
System.out.println("Code page: " + prop.getLong());
}
About Aspose.Email for Java API
Aspose.Email is a Microsoft Outlook and Thunderbird formats parsing solution. One can easily create, manipulate, convert email and storage formats such as MSG, EMLX, EML and MHT. Handling of email attachments, customization of message headers and implementation of different network protocols like POP3, IMAP & SMTP to send & receive emails is much easier. Its a standalone API and does not require Microsoft Outlook or any other software installation.Extract Metadata of EML via Online App
View & edit Metadata to EML documents by using our Live Demos with following benefits.
EML What is EML File Format
EML file format represents email messages saved using Outlook and other relevant applications. Almost all emailing clients support this file format for its compliance with RFC-822 Internet Message Format Standard. Microsoft Outlook is the default software for opening EML message types. EML files can be used for saving to disc as well as sending out to recipients using communication protocols.
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