com_baeldung_restassured_learner_CourseControllerUnitTest_java
org.springframework.web.servlet.mvc.method.annotation.ResponseBodyEmitterReturnValueHandler
 -> java.lang.Object.getClass(): java.lang.Class -> java.lang.Class.isAssignableFrom(java.lang.Class): boolean -> java.lang.Object.getClass(): java.lang.Class -> java.lang.Class.isAssignableFrom(java.lang.Class): boolean -> java.util.List.isEmpty(): boolean