B4J Question Using An External Java Library with B4J

[cklester]

I did a search for "use external java library," but didn't seem to find relevant links. I'm sure there's some documentation out there! Maybe I should search the Booklets. I will! But first:

What would I need to do to utilize the XChange Java Library in my B4J project?

 

[josejad]

Hi:

For example, this answer is relevant for you

myPOS

Hi, I would like to integrate the following product to a b4a project I made but honestly I can't figure out how to integrate this library. Can you give me some tips please? https://github.com/developermypos/myPOS-SDK-Android

www.b4x.com

 

[Jorge M A]

Although the tutorial is for B4A, it is very similar and applicable to B4J, matching what is related to the Activity with what corresponds to B4J.
Ensuring, of course, that the jar is not exclusive to android.

Accessing third party Jar with #Additionaljar and JavaObject - Picasso

The #AdditionalJar module attribute (introduced in B4A v3.80) allows us to reference external jars. With the help of JavaObject it is now possible to integrate third party jars without a wrapper. This solution is good for "simple" libraries. If the API is complicated with many interfaces then...

www.b4x.com

 

[Jorge M A]

You can access "use external java library," using JavaObject, you do need to know what it contains such library.

 

[cklester]

Ensuring, of course, that the jar is not exclusive to android.

It doesn't look like it requires any particular platform, but I am developing first with B4J.