/guava/android/guava/src/com/google/common/primitives/UnsignedLongs.java
checkNotNull( separator) ;checkNotNull( array) ;
checkNotNull ( array ) ;
} public static void sortDescending(long[] array) { checkNotNull(array); sortDescending(array, 0, array.length); } public static void sortDescending(long[] array, int fromIndex, int toIndex) { <extra_id_0> checkPositionIndexes(fromIndex, toIndex, array.length); for (int i = fromIndex; i < toIndex; i++) { array[i] ^= Long.MAX_VALUE; } Arrays.sort(array, fromIndex, toIndex); for (int i = fromIndex; i < toIndex; i++) {