}

  public void testLowerCamelToLowerCamel() {
    assertEquals("foo", LOWER_CAMEL.to(LOWER_CAMEL, "foo"));
    assertEquals("fooBar", LOWER_CAMEL.to(LOWER_CAMEL, "fooBar"));
  }

  public void testLowerCamelToUpperCamel() {
    assertEquals("Foo", LOWER_CAMEL.to(UPPER_CAMEL, "foo"));
    assertEquals("FooBar", LOWER_CAMEL.to(UPPER_CAMEL, "fooBar"));

  }

  public void testLowerCamelToLowerCamel() {
    assertEquals("foo", LOWER_CAMEL.to(LOWER_CAMEL, "foo"));
    assertEquals("fooBar", LOWER_CAMEL.to(LOWER_CAMEL, "fooBar"));
  }

  public void testLowerCamelToUpperCamel() {
    assertEquals("Foo", LOWER_CAMEL.to(UPPER_CAMEL, "foo"));
    assertEquals("FooBar", LOWER_CAMEL.to(UPPER_CAMEL, "fooBar"));

        assertTrue(paramMap.containsKey("ccc.ddd"));
        assertFalse(paramMap.containsKey("cccDdd"));
        assertFalse(paramMap.containsKey("DccDdd"));
    }

    public void test_camel_get() {
        Map<Object, Object> paramMap = createCamelMap();

        assertNull(paramMap.get("xxx"));
        assertEquals("111", paramMap.get("aaa"));
        assertEquals("222", paramMap.get("aaa_bbb"));

    # /- - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    # o isTableNameCamelCase: (NotRequired - Default false)
    #  Is the table name camel case?
    #  Basically you don't need this if the style of table name is like 'FOO_STATUS'.
    #    [true]
    #      The table name is camel case.
    #      e.g. If the table name is 'OrderDetail', the class name is 'OrderDetail'.
    #
    #    [false]

  LOWER_CAMEL(CharMatcher.inRange('A', 'Z'), "") {
    @Override
    String normalizeWord(String word) {
      return firstCharOnlyToUpper(word);
    }

    @Override
    String normalizeFirstWord(String word) {
      return Ascii.toLowerCase(word);
    }
  },

  /** Java and C++ class naming convention, e.g., "UpperCamel". */
  UPPER_CAMEL(CharMatcher.inRange('A', 'Z'), "") {
    @Override

#         ; freeGenList = list:{ [env or config or label or message or html] }
#         ; propertiesHtmlList = list:{ [env or config or label or message] }
#     }
#     ; appMap = map:{
#         ; [application name, camel case, initial uncapitalised] = map:{
#             ; path = [relative path to application project from DBFlute client]
#             ; freeGenList = list:{ [env or config or label or message or html] }

  LOWER_CAMEL(CharMatcher.inRange('A', 'Z'), "") {
    @Override
    String normalizeWord(String word) {
      return firstCharOnlyToUpper(word);
    }

    @Override
    String normalizeFirstWord(String word) {
      return Ascii.toLowerCase(word);
    }
  },

  /** Java and C++ class naming convention, e.g., "UpperCamel". */
  UPPER_CAMEL(CharMatcher.inRange('A', 'Z'), "") {
    @Override

# https://github.com/apache/lucene-solr/blob/master/lucene/analysis/common/src/resources/org/apache/lucene/analysis/gl/stopwords.txt
a
aínda
alí
aquel
aquela
aquelas
aqueles
aquilo
aquí
ao
aos
as
así
á
ben
cando
che
co
coa
comigo
con
connosco
contigo
convosco
coas
cos
cun
cuns
cunha
cunhas
da
dalgunha
dalgunhas
dalgún
dalgúns
das
de
del
dela

        }
        String keyStr = key.toString();
        if (keyStr.indexOf('_') < 0) {
            keyStr = CaseFormat.LOWER_CAMEL.to(CaseFormat.LOWER_UNDERSCORE, StringUtils.uncapitalize(keyStr));
        } else {
            keyStr = CaseFormat.LOWER_UNDERSCORE.to(CaseFormat.LOWER_CAMEL, keyStr);
        }
        return keyStr;
    }

    @Override
    public int size() {
        return parent.size();
    }

    public boolean isPrettyPrintSuppressed() {
        return false;
    }

    @Override
    public JsonMappingOption provideMappingOption() {
        return new JsonMappingOption().asFieldNaming(JsonFieldNaming.CAMEL_TO_LOWER_SNAKE);
    }