in statefun-sdk-java/src/main/java/org/apache/flink/statefun/sdk/java/testing/SideEffects.java [112:119]
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
SendAfterSideEffect that = (SendAfterSideEffect) o;
return Objects.equals(duration, that.duration)
&& Objects.equals(message, that.message)
&& Objects.equals(cancellationToken, that.cancellationToken);
}