https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html Object (Java SE 11 & JDK 11 ) Called by the garbage collector on an object when garbage collection determines that there are no more references to the object. A subclass overrides the finalize method to dispose of system resources or to perform other cleanup. The general contract of fi docs.oracle.com 객체들간의 비교를 할 ..