Dovetail Software Blogs

With our recent release of Dovetail Carrier, we’ve been having more conversations around messaging as an enterprise integration pattern. (For more on Carrier, be sure to check out some of Kevin Miller’s recent posts on the subject.) In my feed reader this morning, I saw a new post from Gregor (a software architect from Google) where he discusses ...

Out of the box Dovetail Carrier is very good at receiving emails and allowing you create business functionality which can react to incoming messages. There is a flip side to receiving emails. Sending them. This post will explain how the Email Agent extension uses templates to send email notifications. First we need to explore what information your ...

I wanted to discuss RuleSets in more detail this time diving deeper into a couple of topics I pulled out of Creating Your First Carrier Extension because they were too advanced for an introduction. RuleSets Have Context Your conditions and actions need a way to inspect the message they are evaluating. This is accomplished via the ...

Extensions are the heart of Dovetail Carrier. The application itself does nothing unless there is an extension present. This makes it important to understand how to create your own extensions. This guide will take you through creating a brand new extension and having it subscribe to one of the core Carrier messages IncomingEmailMessage. Create ...

Let’s set aside TwitterAgent for a bit and create the simplest extension to Dovetail Carrier possible, a timepiece, a clock, a chronometer of sorts. The intent of this post is to document in one place all the pieces required to create a Carrier Extension. The Marker For now we need to mark the assembly with an attribute announcing it as a ...

Previously we made a plan to go get Twitter direct messages and publish them into the Dovetail Carrier message bus. Thankfully the Twitter API is pretty simple but there are a few things to worry about. We need to listen to Twitter for direct messages. Transforming and publishing the direct message into the message bus. Host your ...

Dovetail Carrier facilitates the creation of an enterprise message bus where messages can be produced and more importantly consumed. We have included a framework for creating sets of rules that act as consumers of messages coming into the system. I will be doing a series of posts around creating custom extensions for Carrier. The goal of these ...