com_baeldung_rxjava_operators_RxAggregateOperatorsUnitTest_java
rx.internal.operators.OperatorToObservableSortedList$2
 -> java.util.Collections.sort(java.util.List,java.util.Comparator): void -> java.lang.Comparable.compareTo(java.lang.Object): int -> java.lang.Comparable.compareTo(java.lang.Object): int -> java.lang.Comparable.compareTo(java.lang.Object): int -> java.lang.Comparable.compareTo(java.lang.Object): int -> java.util.List.add(java.lang.Object): boolean -> java.util.List.size(): int -> java.util.concurrent.CountDownLatch.countDown(): void -> java.util.Collection.iterator(): java.util.Iterator -> java.util.Iterator.hasNext(): boolean -> java.util.Iterator.next(): java.lang.Object -> java.util.Iterator.hasNext(): boolean