* @param role The role.
     */
    public void addRole(final String role) {
        roles.add(role);
    }

    /**
     * Adds a field to filter by.
     * @param field The field name.
     */
    public void addField(final String field) {
        fields.add(field);
    }

    /**
     * Adds a kind to filter by.
     * @param kind The kind.
     */
    public void addKind(final String kind) {

| Solr Feature | Fess Equivalent |
|--------------|----------------|
| Solr Core | Fess doesn't use cores; all documents in one index |
| Schema Fields | Define in crawl configuration or use default fields |
| RequestHandlers | Use Fess JSON API with parameters |
| Facet Fields | Configure in Fess search settings |
| Highlighting | Built-in in Fess search results |

---

### Other Search Systems

     * @param searchWord The search word.
     * @param fields The fields.
     * @param tags The tags.
     * @param roles The roles.
     * @param num The number.
     * @param langs The languages.
     * @return The SuggestIndexResponse.
     */
    public SuggestIndexResponse indexFromSearchWord(final String searchWord, final String[] fields, final String[] tags,

        src[srcIndex + 5] = (byte) 0x01;

        // Set 'addrEntry' and 'addrIndex' fields in superclass for the response to be stored
        Field addrEntryField = NameServicePacket.class.getDeclaredField("addrEntry");
        addrEntryField.setAccessible(true);
        addrEntryField.set(nameQueryResponse, new NbtAddress[1]);

        Field addrIndexField = NameServicePacket.class.getDeclaredField("addrIndex");

# Additional highlighted fields for queries.
query.additional.highlighted.fields=
# Additional search fields for queries.
query.additional.search.fields=
# Additional facet fields for queries.
query.additional.facet.fields=
# Additional sort fields for queries.
query.additional.sort.fields=
# Additional analyzed fields for queries.
query.additional.analyzed.fields=
# Additional not-analyzed fields for queries.

	fields := strings.Split(releaseTag, ".")
	if len(fields) < 2 || len(fields) > 4 {
		return releaseTime, fmt.Errorf("%s is not a valid release tag", releaseTag)
	}
	if fields[0] != "RELEASE" {
		return releaseTime, fmt.Errorf("%s is not a valid release tag", releaseTag)
	}
	return time.Parse(MinioReleaseTagTimeLayout, fields[1])
}

| `terms_of_service` | `str` | A URL to the Terms of Service for the API. If provided, this has to be a URL. |

      <description>A plugin parameter expression supported by Maven</description>
      <fields>
        <field>
          <version>1.0.0</version>
          <name>syntax</name>
          <description>The syntax of the expression</description>
          <type>String</type>
          <required>true</required>
        </field>
        <field>
          <version>1.0.0</version>
          <name>description</name>

        ASN1EncodableVector fields = new ASN1EncodableVector();
        if (mechs != null) {
            ASN1EncodableVector v = new ASN1EncodableVector();
            for (ASN1ObjectIdentifier m : mechs) {
                v.add(m);
            }
            fields.add(new DERTaggedObject(true, 0, new DERSequence(v)));
        }
        if (flags != null && flags != 0) {

        return getUpdatedAt();
    }

    public void addField(final String key, final Object value) {
        fields.put(key, value);
    }

    @Override
    public Map<String, Object> toSource() {
        final Map<String, Object> sourceMap = super.toSource();
        if (fields != null) {
            sourceMap.putAll(fields);
        }
        return sourceMap;
    }

    @Override