Question1Replies2544Views Ratan Member since 2015 59 posts Areteans Posted: February 23, 2017Last activity: March 10, 2017 Closed Solved Java -MethodTo use a method which is a part of an external package, the package has to be added to the library to which a function belongs to.Similarly where do we need to add the packages, if we need to use a certain method of the class in that package, in a java method in an activity? Low-Code App Development Data Integration Java and Activities Project Delivery ×Close popoverFacebookTwitterLinkedinEmail Copy Link Copied! Moderation Team has archived post This thread is closed to future replies. Content and links will no longer be updated. If you have the same/similar Question, please write a new Question. Accepted Solution Posted: 3 years agoCarissaW_GCS PEGA replied to RatanThe Help article below has the requirements that must be met to use methods from an external package in a java step. I copied out the relevant details below. https://pdn.pega.com/sites/pdn.pega.com/files/help_v722/procomhelpmain.htm#methods/java/java.htm In addition, your Java can call methods and functions in external libraries, if all these conditions are true: The JAR file for the library is in the proper directory of the application server. The name is included in the class path. The Java classes are loaded.