Obtains a {@code Duration} representing a number of nanoseconds. !(p) The seconds and nanoseconds are extracted from the specified nanoseconds.
@param nanos the number of nanoseconds, positive or negative @return a {@code Duration}, not null
See Implementation
Obtains a {@code Duration} representing a number of nanoseconds. !(p) The seconds and nanoseconds are extracted from the specified nanoseconds.
@param nanos the number of nanoseconds, positive or negative @return a {@code Duration}, not null