Thanks for reporting. The actual cause is, we try to report a violation on the default constructor of that inner class, but this default constructor is not in the source (it is implicitly created).

Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields ...

A constructor is a special type of method in Java that initializes objects by automatically getting called when a class instance is created. Its prime focus is to initialize the created object by the ...

Unlock the secrets of Java constructors! Dive into this detailed study of Java, a must for programming languages.

Cannot construct instance of org.apache.dolphinscheduler.extract.master.transportor.StreamingTaskTriggerResponse (no Creators, like default constructor, exist): cannot deserialize from Object value ...

The Java language spec lists 10 Java constructor types, including default, no-args, canonical, private parameterized, generic, overloaded and anonymous.

Note, when you declare a custom constructor inside the Record, it must call the default constructor. Otherwise, the record wouldn't know what to do with its values.