assertThat(new SimpleDateFormat("yyyy/MM/dd HH:mm:ss").format(date), is("2010/09/07 11:49:00"));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testToDate_MediumStyle() throws Exception {
        final Date date = toDate("2010/9/7 11:49:10", Locale.JAPAN);
        assertThat(new SimpleDateFormat("yyyy/MM/dd HH:mm:ss").format(date), is("2010/09/07 11:49:10"));
    }

                                                 title="yyyy-MM-dd'T'HH:mm:ss.SSS'Z'"
                                                 data-validation="custom"
                                                 data-validation-regexp="(^$|^[1-9]\d{3}\-\d\d\-\d\dT\d\d\:\d\d\:\d\d\.\d{3}Z$)"
                                                 data-validation-help="yyyy-MM-dd'T'HH:mm:ss.SSS'Z'"/>
                                    </div>

import org.opensearch.search.aggregations.metrics.Avg;
import org.opensearch.search.aggregations.metrics.Cardinality;

public class SearchLogService {

    private static final String YYYY_MM_DD_HH_MM = "yyyy-MM-dd HH:mm";

    private static final String COUNT = "count";

    private static final String KEY = "key";

    private static final String ID = "id";

 * <td>{@literal yy/MM/dd H:mm}</td>
 * </tr>
 * <tr>
 * <td>{@link DateFormat#MEDIUM}の形式</td>
 * <td>{@literal yyyy/MM/dd H:mm:ss}</td>
 * </tr>
 * <tr>
 * <td>{@link DateFormat#LONG}の形式</td>
 * <td>{@literal yyyy/MM/dd H:mm:ss z}</td>
 * </tr>
 * <tr>
 * <td>{@link DateFormat#FULL}の形式</td>
 * <td>{@literal yyyy'年'M'月'd'日' H'時'mm'分'ss'秒' z}</td>
 * </tr>
 * <tr>
 * <td rowspan="4">プレーン形式</td>

    <function-class>org.codelibs.fess.taglib.FessFunctions</function-class>
    <function-signature>java.util.Date parseDate(java.lang.String, java.lang.String)</function-signature>
    <example>
      ${fe:parseDate(doc.tstamp, "yyyy-MM-dd HH:mm:ss")}
    </example>
  </function>

  <function>
    <description>
      Returns formatted duration from a given value.
    </description>
    <name>formatDuration</name>

 * <td>{@literal yy/MM/dd}</td>
 * </tr>
 * <tr>
 * <td>{@link DateFormat#MEDIUM}の形式</td>
 * <td>{@literal yyyy/MM/dd}</td>
 * </tr>
 * <tr>
 * <td>{@link DateFormat#LONG}の形式</td>
 * <td>{@literal yyyy/MM/dd}</td>
 * </tr>
 * <tr>
 * <td>{@link DateFormat#FULL}の形式</td>
 * <td>{@literal yyyy'年'M'月'd'日'}</td>
 * </tr>
 * <tr>
 * <td rowspan="4">プレーン形式</td>
 * <td>{@link DateFormat#SHORT}の区切り文字を除去した形式</td>

                                                            pattern="yyyy-MM-dd'T'HH:mm:ss"/></td>
                                                    <td><c:if test="${data.endTime!=null}">
                                                        <fmt:formatDate value="${fe:date(data.endTime)}"
                                                                        pattern="yyyy-MM-dd'T'HH:mm:ss"/>

      file or class name and description of purpose be included on the
      same "printed page" as the copyright notice for easier
      identification within third-party archives.

   Copyright [yyyy] [name of copyright owner]

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

                                                    <td><fmt:formatDate
                                                            value="${fe:date(data.createdTime)}"
                                                            pattern="yyyy-MM-dd'T'HH:mm:ss"/></td>
                                                </tr>
                                            </c:forEach>
                                            </tbody>

      file or class name and description of purpose be included on the
      same "printed page" as the copyright notice for easier
      identification within third-party archives.

   Copyright [yyyy] [name of copyright owner]

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at