Knowledge Discovery 25.4.0
25.4 Release Notes

# Knowledge Discovery Java SDK

## 25.4.0

There were no new features or resolved issues in this release.

## 25.3.0

There were no new features or resolved issues in this release.

### Notes

The Java SDK no longer supports Java version 11 or Apache HttpClient version 4. Support for these versions was deprecated in Java SDK version 24.3. Now the supported Java version is 17 and the supported Apache HttpClient version is 5.

## 25.2.0

### New Features

- The Java SDK now supports POST requests that contain a multipart request body when you are using OEM encryption. A multipart request is any request with an `InputStreamActionParameter`.

### Resolved Issues

There were no resolved issues in this release.

## 25.1.0

There were no new features or resolved issues in this release.

## 24.4.0

### New Features

- The DocumentProcessor class now includes protection against XEE (XML External Entity) attacks.

### Resolved Issues

There were no resolved issues in this release.

## 24.3.0

### New Features

- The Java SDK now supports Apache HttpClient version 5.

  DEPRECATED: Support for Apache HttpClient version 4 is now deprecated. This version is currently available but will be removed in a future release.

- The recommended Java version has been updated to version 17 or later.

  DEPRECATED: Support for Java version 11 is now deprecated. This version is currently available but will be removed in a future release.

### Resolved Issues

There were no resolved issues in this release.

### Notes

- The deprecated `AciParameters` class has been removed.

## 24.2.0

### New Features

- The performance of parsing ACI server responses has been improved.

### Resolved Issues

There were no resolved issues in this release.

## 24.1.0

There were no new features or resolved issues in this release.

## 23.4.0

There were no new features or resolved issues in this release.

## 23.3.0

There were no new features or resolved issues in this release.

## 23.2.0

There were no new features or resolved issues in this release.

## Deprecated Features

The following features are deprecated and might be removed in a future release.

Category | Deprecated Feature | Deprecated Since
--- | --- | ---
HTTP client | Apache HttpClient version 4. Use version 5 instead. | 24.3.0
Java version | Java version 11. Use a more recent Java version. OpenText recommends that you use version 17 or later. | 24.3.0

Copyright 2025 Open Text
Version 25.4.0 | Last updated October 2025

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Product: Knowledge Discovery 25.4.0

Topic Title: Knowledge Discovery Java SDK