public int evict(int evictionQuota){
        int counter = 0;
        int mappingsSize = getQueue().size();
        for(int i = 0; i < Math.min(mappingsSize, evictionQuota) && counter < evictionQuota; i++) {
                 Iterator<EvictableServerEntry> iterator = getQueue().values().iterator();
                 while(iterator.hasNext() && counter < evictionQuota){
                         EvictableServerEntry next = iterator.next();
                         ...
                         if(getEvictionManager().tryEvict(next)){
                                  counter++;
                         }
                  }
         }
         ...
         return counter;
}