How to use java classes in ignition

Can any one tell me, how do i use java classes and methods(.Jar file) in ignition?.

I think more context is needed to answer your question.

I can think of a couple ways to use Java classes in Ignition but I don’t know if these ways are applicable to you or not.

The easiest way to use Java classes in Ignition is through Jython scripting. Examples are here: … g_java.htm

If you want to program directly in Java then you can do that using the IgnitionSDK: