![]() Here, I am using Eclipse and creating these getter and setter methods. ![]() Every IDE gives you a shortcut to generate getter and setter methods. ![]() It is very tedious to create getter and setter methods for all the data members for big JSON strings. So we create the corresponding getter and setter methods for these data members. Since we have created all variables as private, then there should be a way to manipulate or retrieve these data. Now, a class name Employee will be created with the private data members as mentioned in the above JSON. "emailId" : us create variables in the POJO class now for the above JSON. each key has a single value, and the type of values is mixed. In the below example, let me create a simple JSON with some nodes which is actually a 1:1 mapping i.e. POJO classes are extensively used for creating JSON and XML payloads for API. Can override toString(), hashcode, and equals() methods.It Should have a default public constructor.If value of a field is stored after some calculations, then we must not have any setter method for that. Each variable that needs to be accessed outside class may have a getter or a setter or both methods.Each variable should be declared as private just to restrict direct access.Lastly, POJO should not contain prespecified annotationsĪ POJO class can follow some rules for better usability. ![]()
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