private boolean isInValidTimeFrameLevel2(final ExecutionYear executionYear) {
return executionYear != null && executionYear.isCurrent();
}
private boolean isInValidTimeFrameLevel1(final ExecutionYear executionYear) {
return executionYear != null
&& (executionYear.isCurrent()
|| isInValidTimeFrameLevel2(executionYear.getNextExecutionYear()));
}