The problem is you’re telling Gson you have an object of your type. You don’t. You have an array of objects of your type. You can’t just try and cast the result like that and expect it to magically work 😉 The User guide for Gson Explains how to deal with this: https://github.com/google/gson/blob/master/UserGuide.md This will … Read more
Even without seeing your JSON string you can tell from the error message that it is not the correct structure to be parsed into an instance of your class. Gson is expecting your JSON string to begin with an object opening brace. e.g. { But the string you have passed to it starts with an … Read more
As the exception message states Caused by: java.lang.IllegalStateException: Expected BEGIN_OBJECT but was BEGIN_ARRAY at line 1 column 16 path $.nestedPojo while deserializing, Gson was expecting a JSON object, but found a JSON array. Since it couldn’t convert from one to the other, it threw this exception. The JSON format is described here. In short, it … Read more
I looked at Google’s Gson as a potential JSON plugin. Can anyone offer some form of guidance as to how I can generate Java from this JSON string? Google Gson supports generics and nested beans. The [] in JSON represents an array and should map to a Java collection such as List or just a … Read more