Gets the chronology that defines the meaning of the supported units.
!(p)
The period is defined by the chronology.
It controls the supported units and restricts addition/subtraction
to {@code ChronoLocalDate} instances of the same chronology.
@return the chronology defining the period, not null
Gets the chronology that defines the meaning of the supported units. !(p) The period is defined by the chronology. It controls the supported units and restricts addition/subtraction to {@code ChronoLocalDate} instances of the same chronology.
@return the chronology defining the period, not null