SlotMachineSimulation.java 文件源码

/**
 * Method should return the number of times an occurrence of a reel
 * 
 * @param reels
 * @return
 */
static int determinePayOutPercentage(List<String> reels) {

    Multiset<String> reelCount = HashMultiset.create();
    reelCount.addAll(reels);

    // order the number of elements by the higest
    ImmutableMultiset<String> highestCountFirst = Multisets.copyHighestCountFirst(reelCount);

    int count = 0;
    for (Entry<String> entry : highestCountFirst.entrySet()) {
        count = entry.getCount();
        break;
    }
    return count;
}