WSO2 Complex Event Processor(WSO2 CEP) 3.1.0 Release Notes

11 April 2014

WSO2 CEP is a lightweight and easy-to-use Open Source Complex Event Processing Server (CEP) is available under the Apache Software License v2.0.WSO2 Complex Event Processor identifies the most meaningful events within the event cloud, analyzes their impacts, and acts on them in real time. Its built to be extremely high performing and massively scalable.

This is based on the revolutionary WSO2 Carbon platform, and is based on the OSGi framework to achieve the better modularity for your Service Oriented Architecture (SOA). This also contains a lots of new features and many other optional components to customize the behavior of the server. Further, if you do not want any of the built in features, you can uninstall those features without any trouble. In other words, CEP can be customized to your SOA needs.

WSO2 Complex Event Processor is shipped with Siddhi and supports plugable back end runtimes as features which can be installed via WSO2 Carbon Feature Management. Siddhi is a Complex Event processing Engine developed by WSO2 engineers to achieve very high performance and massive scalability

An open source product, WSO2 Complex Event Processor is available under the Apache Software License (v2.0). This includes all of the extra integration and management functionality as well.

The WIKI based documentation is available at http://docs.wso2.org/wiki/display/CEP310/Complex+Event+Processor+Documentation

Key Features

Support Multiple Input Event Adaptor Types - WSO2 CEP supports WSO2Event, SOAP, HTTP, JMS, Email, File, Kafka input adaptor types
Support Multiple Output Event Adaptor Types - WSO2 CEP supports WSO2Event, SOAP, HTTP, JMS, Email, SMS, Logger, Kafka, MySQL, Cassandra output adaptor types
Support for multiple event formats such as XML, JSON, Map, Text & WSO2Event
Siddhi Query Partitioning
Siddhi Event Tables to use historical data within real time processing
High Availability Deployment
Output rate limiting support for Siddhi
Monitoring Support - WSO2 CEP supports system, per execution plan/per deployment artifact monitoring.
Tracing Support - WSO2 CEP supports tracing a message at multiple stages of the event flow.
Event Flow Support - WSO2 CEP supports visualizing the event flow within the system.
Event Simulator - WSO2 CEP supports an easy gui to send sample events to test the event flow.
Sample framework for CEP
Easily Integrates with Enterprise System - by RESTful HTTP protocol with JSON, JMS MAP/XML/Text messages, SOAP and Email
Support for Long Duration Queries - Supports periodic snapshots to a scalable persistence store (Apache Cassandra).
Tightly Integrates with WSO2 Business Activity Monitor - for recording and post processing of events with Map-Reduce via Apache Hadoop.
Realtime Dashboard using WSO2 User Engagement Server
Siddhi Extensions
Event Adaptor Extension
Configuration based class loading mechanism for Siddhi
Arbitrary key values pair support for WSO2 Events

New Features In This Release

High Availability and Fail-Over for WSO2 CEP
Improve performance for thrift events
Implement Passthrough Feature for all components
Gadget gen tool to create gadgets for CEP dashboard
Input Event Adaptor - File Tail Reader
Output Event Adaptor to log events on the screen
HTTP input event adaptor
Configurable cache sizes for siddhi event table caches
Support small Batch within Sliding Windows
Event Flow Visualizer
Event Simulator

Reporting Problems

Issues can be reported using the public JIRA available at https://wso2.org/jira/browse/CEP

Contact us

WSO2 Complex Event Processor developers can be contacted via the mailing lists:
For Developers: [email protected]
For details on subscriptions see http://wso2.org/mail

Alternatively, questions can also be raised in the stackoverflow:
Forum http://stackoverflow.com/questions/tagged/wso2/

Training

WSO2 Inc. offers a variety of professional Training Programs, including training on general Web services as well as WSO2 CEP, Siddhi, WSO2 BAM, Data Services and a number of other products. For additional support information please refer to http://wso2.com/training/course-catalog/

Support

WSO2 Inc. offers a variety of development and production support programs, ranging from Web-based support up through normal business hours, to premium 24x7 phone support.

For additional support information please refer to http://wso2.com/support/

For more information on WSO2 Complex Event Processor, visit the WSO2 Oxygen Tank

Thank you for your interest in WSO2 Complex Event Processor

-The WSO2 Complex Event Processor Development Team