---
title: Java-SDK - 3.3.0
slug: feature-experimentation/release-notes/java-sdk-3-3-0
createdAt: 2026-07-20T15:45:45.883Z
---

## 3.3.0

October 1st, 2019

### New Features:

- Introduced `EventProcessor` interface with `BatchEventProcessor` implementation.
- Introduced `LogEvent` notification.
- Added `BatchEventProcessor` as the default implementation within the `OptimizelyFactory` class.

### Deprecated

- `LogEvent` was deprecated from `TrackNotification` and `ActivateNotification` notifications in favor of explicit `LogEvent` notification.

[https://github.com/optimizely/java-sdk/releases/tag/3.3.0](https://github.com/optimizely/java-sdk/releases/tag/3.3.0)