"monthly_fee": {"type": "number", "title": "Monthly Fee"},
                        "start_date": {
                            "type": "string",
                            "format": "date-time",
                            "title": "Start Date",
                        },
                    },
                    "type": "object",

        Element child = findChild(element, childName);
        if (child != null) {
            return child;
        }
        throw new RuntimeException(String.format("No <%s> element found in <%s>", childName, element.getTagName()));
    }

    protected Element findChild(Element element, String childName) {
        NodeList childNodes = element.getChildNodes();

    /**
     * It appears there is no way to configure Gson to use 4 spaces instead of 2 for indentation.
     *
     * See: https://github.com/google/gson/blob/master/UserGuide.md#TOC-Compact-Vs.-Pretty-Printing-for-JSON-Output-Format
     */
    private
    fun adjustIndentation(initalJsonString: String): String {
        val indentationRegex = """^\s+""".toRegex(RegexOption.MULTILINE)
        return indentationRegex.replace(initalJsonString) { m ->

        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2

      - name: Check whether the citation metadata from CITATION.cff is valid
        uses: citation-file-format/cffconvert-github-action@4cf11baa70a673bfdf9dad0acc7ee33b3f4b6084 # v2.0.0
        with:

	}

	req, err := http.NewRequest(http.MethodPost, target.args.Endpoint.String(), bytes.NewReader(data))
	if err != nil {
		return err
	}

	// Verify if the authToken already contains
	// <Key> <Token> like format, if this is
	// already present we can blindly use the
	// authToken as is instead of adding 'Bearer'
	tokens := strings.Fields(target.args.AuthToken)
	switch len(tokens) {
	case 2:

     |     |-defaultValueMap.dataprop
     |-ut
        |-xls
           |-20-member.xls  
           |-30-product.xls  
           |-defaultValueMap.dataprop
- - - - - - - - - -/

The format of a xls file is like this:
/- - - - - - - - - - - - - - - - - - - -
|MEMBER_ID|MEMBER_NAME|BIRTHDATE |
|        1|Stojkovic  |1965/03/03|
|        2|Savicevic  |          |
|        3|...        |...       |

(Sheet)

    Map<String, Integer> map = Maps.newHashMap();
    return Multimaps.forMap(map).asMap();
  }

  @Override
  protected Map<String, Collection<Integer>> makePopulatedMap() {
    Map<String, Integer> map = Maps.newHashMap();
    map.put("foo", 1);
    map.put("bar", 2);
    map.put("cow", 3);
    return Multimaps.forMap(map).asMap();
  }

  @Override
  public void testEntrySetRemoveAllNullFromEmpty() {

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.nio.file.Files;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.util.Arrays;
import java.util.List;
import java.util.Locale;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.function.BiConsumer;

                                "schema": {"$ref": "#/components/schemas/FormData"}
                            }
                        },
                        "required": True,
                    },
                }
            }
        },
        "components": {
            "schemas": {
                "FormData": {
                    "properties": {

     */
    public static String toString(final Number value, final String pattern) {
        if (value != null) {
            if (pattern != null) {
                return new DecimalFormat(pattern).format(value);
            }
            return value.toString();
        }
        return null;
    }

    /**
     * 文字列に変換します。
     *
     * @param value
     *            変換元のオブジェクト