/**
* Get Calendar of Period
*
* @return calendar
*/
public int getC_Calendar_ID() {
if (m_C_Calendar_ID == 0) {
MYear year = MYear.get(getCtx(), getC_Year_ID());
if (year != null) m_C_Calendar_ID = year.getC_Calendar_ID();
else log.severe("@NotFound@ C_Year_ID=" + getC_Year_ID());
}
return m_C_Calendar_ID;
} // getC_Calendar_ID
