Manipulate Metadata by Java API

Develop Java Applications to Access, Modify, Delete, Find, Compare, Replace & Export Metadata of all Popular Document Formats.

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Java metadata API

GroupDocs.Metadata for Java


GroupDocs.Metadata for Java is a metadata manipulation API that developers use to build Java applications through which end-users can create metadata or access existing metadata of both built-in and custom type. Moreover, our metadata API can help you edit or modify metadata for better information management. GroupDocs.Metadata for Java API can be integrated into your Java applications to work with numerous types of metadata for vast variety of file formats. It also offers you features, such as, metadata search, replace metadata properties, compare metadata of supported file formats to identify similarities as well as differences. The metadata information can also be exported through GroupDocs.Metadata for Java API.

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GroupDocs.Metadata for Java Features



Manipulate Built-in & Custom Metadata


Access & Delete Hidden Data in Microsoft Word, Excel, PowerPoint & PDF


Detect Document File Type at Run-time


Identify/Delete Digital Signatures in Word, Excel, PDF


Detect Document Password Protection in Word, Excel, PowerPoint and PDF


Fetch Thumbnails of Supported Formats


Read Image Cover & Detect MIME Type of an EPUB File


Supports Enumeration of any Metadata Type


Read Metadata Property using Defined Key for any Supported Format


Get/Delete Metadata of Email Messages & Remove Attachments


Manipulate Metadata of Audio & Video Files


Fetch Metadata of Torrents & Archive Formats


Identify Difference or Similarities in Metadata of Supported Formats by Comparison


Search Properties of Document, EXIF, & XMP Metadata


Replace Metadata Properties of Word, Excel, PowerPoint and PDF


Export Metadata of Supported File Formats to Excel, CSV or DataSet


Search Photos Captured by Specific Camera


Manipulate Image Metadata Properties & Delete Photo Location Information


Delete Metadata of Reports and Documents


Delete Comments from Reports and Documents


Reducing Memory Consumption of PDF, Excel & Image Formats

Efficiently Fetch Metadata Properties

With GroupDocs.Metadata for Java API, Metadata Properties of supported file formats can be fetched pretty efficiently. The code to do so is quite simple and straight forward. Following is an example that shows how easy it is to fetch metadata properties of a DOC file using Java:

Efficiently Fetch Metadata Properties using Java

// initialize DocFormat 
try(DocFormat docFormat = new DocFormat("D:\\Documents\\sample.doc")){
// Get Document Metadata
DocMetadata properties = docFormat.getDocumentProperties();

Retrieve Hidden Data for Manipulation

GroupDocs.Metadata for Java provides you a comprehensive way to get and delete hidden data from Microsoft Word, Excel and PowerPoint files. You can also do the same for PDF documents. Following list elaborates the sort of metadata you can access and manipulate through GroupDocs.Metadata for Java:

  • Microsoft Word (Comments, Hidden Text, Merge Fields)
  • Microsoft Excel (Comments, Hidden Sheets)
  • Microsoft PowerPoint (Comments, Hidden Slides)
  • PDF Documents (Attachments, Annotations, Bookmarks, Form Fields)

Support and Learning Resources


GroupDocs.Metadata offers file metadata APIs for other popular development environments as listed below: