This blog post discusses how to migrate from org.json to Gson. It provides code examples for both libraries and concludes that the migration requires minimal changes.
Easy migration from org.json to Gson
How to simply examine a JSON response from a Cloudant search in Java
This is a short cheat sheet about, how to simply examine a JSON response from a Cloudant search in Java. I found different examples, but these examples were (more or less) older examples, where I missed some pieces and at the end for me the Java EE documentation was the best resource to realize it.
Thomas Suedbroecker's Blog 