Edit Apache groovy code/script +adding a url call back feature to work with the script

Apache Groovy is a Java-syntax-compatible object-oriented programming language for the Java platform. It is both a static and dynamic language with features similar to those of Python, Ruby, Perl, and Smalltalk. About the project:- Edit the input parameters of the script so that it can pull from a url call back. Define a url call back in my website or other place for the script to be able to pull the information in the url call back. The script will be loaded onto samsung smartthings platform.