int dummy = 0;
    for (int rep = 0; rep < reps; rep++) {
      List<Object> builder = Lists.newArrayList();
      for (int i = 0; i < size; i++) {
        builder.add(OBJECT);
      }
      dummy += ImmutableList.copyOf(builder).size();
    }
    return dummy;
  }

  @Benchmark
  int copyPreSizedArrayList(int reps) {
    int size = this.size;
    int tmp = 0;
    for (int rep = 0; rep < reps; rep++) {

    int dummy = 0;
    for (int rep = 0; rep < reps; rep++) {
      List<Object> builder = Lists.newArrayList();
      for (int i = 0; i < size; i++) {
        builder.add(OBJECT);
      }
      dummy += ImmutableList.copyOf(builder).size();
    }
    return dummy;
  }

  @Benchmark
  int copyPreSizedArrayList(int reps) {
    int size = this.size;
    int tmp = 0;
    for (int rep = 0; rep < reps; rep++) {

  }

  @Benchmark
  void concurrentHashMap(int rep) {
    for (int i = 0; i < rep; i++) {
      map.get(TEST_KEY);
    }
  }

  @Benchmark
  void cacheBuilder_stats(int rep) {
    for (int i = 0; i < rep; i++) {
      cache.getIfPresent(TEST_KEY);
    }
  }

  @Benchmark
  void cacheBuilder(int rep) {
    for (int i = 0; i < rep; i++) {
      cacheNoStats.getIfPresent(TEST_KEY);
    }
  }

    // second, then signals that it's reached the end of the data
    Iterator<Integer> iter =
        new AbstractIterator<Integer>() {
          private int rep;

          @Override
          public @Nullable Integer computeNext() {
            switch (rep++) {
              case 0:
                return 0;
              case 1:
                return 1;
              case 2:
                return endOfData();

    // second, then signals that it's reached the end of the data
    Iterator<Integer> iter =
        new AbstractIterator<Integer>() {
          private int rep;

          @Override
          public @Nullable Integer computeNext() {
            switch (rep++) {
              case 0:
                return 0;
              case 1:
                return 1;
              case 2:
                return endOfData();

        }
    }


    /**
     * Replace all occurances of the given type
     * 
     * @param pairs
     * @param rep
     */
    public static void replace ( List<AvPair> pairs, AvPair rep ) {
        remove(pairs, rep.getType());
        pairs.add(rep);
    }


    /**
     * 
     * @param pairs
     * @return encoded avpairs
     */

    // second, then signals that it's reached the end of the data
    Iterator<Integer> iter =
        new AbstractIterator<Integer>() {
          private int rep;

          @Override
          public Integer computeNext() {
            switch (rep++) {
              case 0:
                return 0;
              case 1:
                return 1;
              case 2:
                return endOfData();