public SitemapNews() {
        // Default constructor
    }

    /**
     * Gets the publication name.
     * @return the publication name
     */
    public String getPublicationName() {
        return publicationName;
    }

    /**
     * Sets the publication name.
     * @param publicationName the publication name to set
     */
    public void setPublicationName(final String publicationName) {

        this.duration = duration;
    }

    /**
     * Gets the publication date.
     * @return the publication date
     */
    public String getPublicationDate() {
        return publicationDate;
    }

    /**
     * Sets the publication date.
     * @param publicationDate the publication date to set
     */
    public void setPublicationDate(final String publicationDate) {

    <glob pattern="*.hdr"/>
  </mime-type>
  <mime-type type="application/epp+xml"/>

  <mime-type type="application/epub+zip">
    <acronym>EPUB</acronym>
    <_comment>Electronic Publication</_comment>
    <magic priority="50">
      <match value="PK\003\004" type="string" offset="0">
        <match value="mimetypeapplication/epub+zip" type="string" offset="30"/>
      </match>
    </magic>

     * 2. Check if field is a search field and apply field-specific query
     * 3. Fall back to default query builder for unsupported fields
     *
     * This reduces code duplication across query command implementations.
     *
     * @param fessConfig the Fess configuration
     * @param context the query context
     * @param field the field name
     * @param text the query text

- ✅ Try-with-resources usage in MS Office extractors
- ✅ Proper closure of POI objects
- ✅ No resource leaks on exception

### 2. Input Validation
- ✅ Consistent `validateInputStream()` usage
- ✅ Reduced code duplication
- ✅ Clear exception messages

### 3. Error Handling
- ✅ Archive extractors continue on partial failures
- ✅ Processing statistics in error messages
- ✅ Specific file names in error logs

  /**
   * As described in the <a href="http://idpf.org/epub">International Digital Publishing Forum</a>
   * EPUB is the distribution and interchange format standard for digital publications and
   * documents. This media type is defined in the <a
   * href="http://www.idpf.org/epub/30/spec/epub30-ocf.html">EPUB Open Container Format</a>
   * specification.
   *
   * @since 15.0
   */

  /**
   * As described in the <a href="http://idpf.org/epub">International Digital Publishing Forum</a>
   * EPUB is the distribution and interchange format standard for digital publications and
   * documents. This media type is defined in the <a
   * href="http://www.idpf.org/epub/30/spec/epub30-ocf.html">EPUB Open Container Format</a>
   * specification.
   *
   * @since 15.0
   */