New Anypoint Studio 7.5 came with an exiting feature. From now on, we can design our APIs in Studio instead of the Design Center. In this article, you will see how it works and how to use it. Let’s see if this can improve our day-to-day tasks. Create an API The first step must be…
Mule 4.x
Setup quickly MUnits for your project with test recorder
Everyone knows someone that does not like writing unit tests for their code. Maybe you belong to that group. I, on the other hand, prefer to write a test to ensure that my code is as robust as possible. Of course, that does not mean that I have no errors ;). However, I am more…
Publish web socket in the experience layer
Some time ago, MuleSoft introduced Web Socket Connector. In this article, I briefly describe what web socket gives us in the context of integration. The main focus of the article is to show you how to publish a web socket for your consumers. Web Socket So the first question is what a web socket is….
Content Filter pattern for REST service – implementation
In the last article, you can find the idea of how to introduce field filtering for your APIs. My simplified Content Filter allows for providing negative or positive filtering. The first one tells which fields Filter removes from the target response. The latter one tells which fields should be available in the response. Today I…
Content Filter pattern for REST service fields filtering
At some point, you may have a service that returns a lot of fields and related objects. What if the service consumer doesn’t want all the fields all the time? In other words, he/she would like to have the response filtered. Here come the Content Filter to the rescue. After you read this article you…
Object Store v2 – rate limiting may be a problem
Lately, I had to design the solution that would store errors next to the application on CloudHub in Object Store v2. However, the problem arouses when the object store started to contain more than one thousand entries. Eventually, the solution began to fail reads and other operations. What has happened? In this article, you will…
Runtime Fabric – set up development environment on AWS
In this article, I will describe to you how to set up a development environment using Runtime Fabric using Docker. I will cover the requirements and detailed walkthrough. After completing this, you will be doing this on your own on AWS. Requirements There are a couple of requirements that you should be aware of. First,…
Kafka consumer transformation exception
Transform Message is a very powerful component in Mule 4. It gives a lot, but with the new DataWeave 2.0 language, we need to be careful. Sometimes we lack metadata or metadata is insufficient and Transform Message component may behave differently as we expect. What is more we may receive transformation exception. Case In the…
Keep your mule’s dependency up to date
One of the major changes in Mule 4 was introducing components modularization. Although it is a big step forward it has some drawbacks that you should be aware of. In this article, we will look at keeping our mule application up to date. Especially now as MuleSoft is rapidly developing its new product. Mule 4…
DataWeave Tip #8 – write function
Recently I have been working on a really simple case. When an HTTP server returned an error and not empty body I needed to embed this body into an error structure. Although this is simple case I got a problem with implementing it in Mule 4. In the previous Mule edition it was a little bit simpler. So let’s see what it is all about.