3 ways to convert String to JSON object in Java?

It's very common nowadays to receive JSON String from a Java web service instead of XML, but unfortunately, JDK doesn't yet support conversion between JSON String to JSON object. Keeping JSON as String always is not a good option because you cannot operate on it easily, you need to convert it into JSON object before you do anything else e.g. retrieve any field or set different values. Fortunately, there are many open source library which allows you to create JSON object from JSON formatted String e.g. Gson from Google, Jackson, and json-simple. In this tutorial, you will learn how to use these 3 main libraries to do this conversion with step by step examples.

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