import java.lang.reflect.Field;
import java.util.Date;
public class Main {
public static void main(String[] args) throws Exception {
GetFields object = new GetFields();
Class clazz = object.getClass();
// Get all object fields including public, protected, package and private
// access fields.
Field[] fields = clazz.getDeclaredFields();
System.out.println("Number of fields = " + fields.length);
for (Field field : fields) {
System.out.println("Field name = " + field.getName());
System.out.println("Field type = " + field.getType().getName());
}
}
}
class GetFields {
public Long id;
protected String name;
private Date birthDate;
Double weight;
}