Write your own engine for WSO2 GW Core

Nowadays the ability to extend a given product is a key feature in software industry. The same applies for products such as GWs. There could be many reasons to extend a GW such as wiretapping the message, adding your own headers or even for applying custom security policies. WSO2 GW Core is designed with this notion in mind. It is written in such a modular way so that it can be extended at several...

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Minimum steps to load balance WSO2 ESB with HTTPD Server

HTTPD server also knows as Apache2 server is a very commonly used server in many production environments. It is tested and trusted. This server has many usages and you can extend its functionality by installing modules like mod_proxy, proxy_connect, proxy_balancer and the list goes on. In this blog post I'll be showing how to use HTTPD server as a load balancer with minimum number of...

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Hazelcast clustering with WSO2 carbon servers in 20 minutes - part 2

Since first part of this blog post explains about clustering concepts, I would rather directly start this blog post with configuring the servers. The primary focus of this blog post is to show the interaction of well-known-members and rest of the other members. This knowledge is a must to have if you are working with any clustered deployment. Any behavior of this cluster is more or less influenced...

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Hazelcast clustering with WSO2 carbon servers in 20 minutes - part 1

Introduction  While we were at customer site, we were bombarded with above subject. We almost chocked ourselves answering those questions. So, I though of writing a blog post based on the experience  and the knowledge I gained during my on-site engagement. This blog post explains everything you need to know about Hazelcast clustering in a production deployment.  Why do we need...

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WireTap : An Enterprise Integration Pattern with Message Store and Message Processor

I've always wondered why we needed Sampling Processor when you have Forwarding Processor. Because at first glance it feels like you can do everything that you do with Sampling Processor by using Forwarding Processor. But that is not true. I came-across an interesting integration that made use of Sampling Processor and Forwarding Processor in order to wiretap incoming messages. In fact there is a...

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ESB Performance Round 7.5 - The Other Side of The Story

This blog post explains why the message corruptions stated in “ESB Performance Testing - Round 7” and “Why the Round 6.5 results published by WSO2 is flawed” article are not so catastrophic. Moreover, As you go through the post you’ll understand the fact that, it is written in an absurd manner with overly exaggerated statements. However, with this blog post I don’t really intend to play the same...

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Advancing Integration Competency and Excellence with the WSO2 Integration Platform

I am glad that WSO2Con Asia 2014 is held in Sri Lanka. Undoubtedly, It is like the biggest SOA (Service Oriented Architecture) conference that ever held in Sri Lanka. Not only you get to learn anything and everything about SOA but also you get to learn it with hands-on sessions. We all know that best way to learn something is to try it out yourself. So, this is the very best reason why you...

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