It is always desirable to reuse as much code as possible. We can do the same regarding to DataWeave transformations and custom functions. In this article, I will describe how to reuse code in the newest DataWeave using modules. For those working with DataWeave 1.0, I will describe how to reuse code with readUrl function….
DataWeave 1.0
DataWeave – Tip #5
In the 3rd tip I have described nuisance with casting to integer value. This time we will look at really large numbers and their formatting. In addition I will mention scientific notation. All these topic are around number format used by DataWeave engine. So let’s see what the problem looks like. Problem This problem may…
DataWeave – Tip #2
Tip number 2 is about converting decimal number into integer one. This may seem tricky at first. You may say that we do not need to do anything special and DataWeave engine will handle it underneath. However there is a nuance that you should be aware of. In transformation to XML this may not actually works. This tip is primary dedicated to DataWeave 1.0 as in DataWeave 2.0 this does not occur.
How to avoid repetition in DataWeave for conditional checks?
Tip number 1 will be about data existence check. There is often a situation that nearly the same conditions need to be checked in every line. I have seen many transformations that were really long and complex. Reading them was not only difficult but a lot of repeatable conditional checks were made. Here I will…