final byte[] outData = new byte[num * 3 + lastBytes];
        for (int i = 0; i < num; i++) {
            decode(inData, i * 4, outData, i * 3);
        }
        switch (lastBytes) {
        case 1:
            decode1byte(inData, num * 4, outData, num * 3);
            break;
        case 2:
            decode2byte(inData, num * 4, outData, num * 3);
            break;
        default:

        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        if (num == null) {
            num = fessConfig.getPagingSearchPageSizeAsInteger();
        }
        if (num > fessConfig.getPagingSearchPageMaxSizeAsInteger().intValue() || num <= 0) {
            num = fessConfig.getPagingSearchPageMaxSizeAsInteger();
        }
        return num;
    }

    @Override
    public String[] getLanguages() {

        super();
    }

    // `size` is an alias of `num`.
    // `size` is prepared to be compatible with other Admin APIs
    /** Number of search results to retrieve (alias for num) */
    @ValidateTypeFailure
    public Integer size;

    @Override
    public void initialize() {
        if (size != null) {
            num = num == null || num < size ? size : num;
        }
        super.initialize();
    }

They will be added to the OpenAPI schema and used by the automatic documentation interfaces:

<img src="/img/tutorial/path-operation-configuration/image01.png">

### Tags with Enums { #tags-with-enums }

If you have a big application, you might end up accumulating **several tags**, and you would want to make sure you always use the **same tag** for related *path operations*.

    public Chars() {
      // elements aren't sorted, to better test SortedSet iteration ordering
      super('b', 'a', 'c', 'd', 'e');
    }
  }

  public static class Enums extends SampleElements<AnEnum> {
    public Enums() {
      // elements aren't sorted, to better test SortedSet iteration ordering
      super(AnEnum.B, AnEnum.A, AnEnum.C, AnEnum.D, AnEnum.E);
    }
  }

    public void testPerformance() throws Exception {
        final int num = 100;
        long start = System.currentTimeMillis();
        for (int i = 0; i < num; i++) {
            System.out.println("test" + i);
        }
        final long sysout = System.currentTimeMillis() - start;
        start = System.currentTimeMillis();
        for (int i = 0; i < num; i++) {
            logger.fatal("test" + i);
        }

            final String numStr = request.getParameter("num");
            final int num;
            if (StringUtil.isNotBlank(numStr) && StringUtils.isNumeric(numStr)) {
                num = Integer.parseInt(numStr);
            } else {
                num = 10;
            }

            return new RequestParameter(request, query, tags, fields, num);
        }

        @Override

        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        if (num == null) {
            num = fessConfig.getPagingSearchPageSizeAsInteger();
        } else {
            try {
                if (num.intValue() > fessConfig.getPagingSearchPageMaxSizeAsInteger().intValue() || num.intValue() <= 0) {
                    num = fessConfig.getPagingSearchPageMaxSizeAsInteger();
                }

     */
    @Test
    public void testPerformance() throws Exception {
        int num = 100000;
        Map<String, Object> hmap = new HashMap<String, Object>();
        Map<String, Object> amap = new ArrayMap<String, Object>();

        long start = System.currentTimeMillis();
        for (int i = 0; i < num; i++) {
            hmap.put(String.valueOf(i), null);
        }

        logger.info("[END] testCreate");
    }

    protected void testRead() {
        logger.info("[BEGIN] testRead");
        // Test: get settings api.
        final Map<String, Object> searchBody = createSearchBody(SEARCH_ALL_NUM);
        List<String> nameList = getPropList(searchBody, getKeyProperty());

        assertEquals(NUM, nameList.size());