How to create app with Java in Zoho catalyst

Question

Can any one help me to create app with Zoho catalyst in Java i didn't get any reference in the internet for Java to make app with Zoho catalyst. Help me to get documentation or link about it!(instead i got only for kotlin)

Answer 1

https://catalyst.zoho.com/help/sdk/android-sdk.html

Answer 2

It's not clear only half is there.... They didn't mention the built in functions and their usage