return;
            }
        }

        for (final String f : langFields) {
            final String lf = f + "_" + language;
            if (doc.containsKey(f) && !doc.containsKey(lf)) {
                doc.put(lf, doc.get(f));
                if (logger.isDebugEnabled()) {
                    logger.debug("add {} field", lf);
                }
            }
        }
    }

    /**

Atomically (as close to it as possible) add that file to `_content/doc` directory
of the website repository and remove the `doc/next` directory in this repository.

To begin the next release development cycle, populate the contents of `next`
with those of `initial`. From the repo root:

    > cd doc
    > cp -R initial/ next

    <example>${fe:formatCode("L", "prettyprint", doc.mimetype, doc.content_description)}</example>
  </function>

  <function>
    <description>Mask e-mail address.</description>
    <name>maskEmail</name>
    <function-class>org.codelibs.fess.taglib.FessFunctions</function-class>
    <function-signature>java.lang.String maskEmail(java.lang.String)</function-signature>
    <example>${fe:maskEmail(doc.content_description)}</example>
  </function>

        <artifactId>modello-maven-plugin</artifactId>
        <executions>
          <execution>
            <id>modello-plugin</id>
            <goals>
              <goal>velocity</goal>
              <goal>xdoc</goal>
              <goal>xsd</goal>
            </goals>
            <phase>generate-sources</phase>
            <configuration>
              <velocityBasedir>${project.basedir}/../../src/mdo</velocityBasedir>

        validate(form, messages -> {}, () -> asHtml(virtualHost(path_Error_ErrorJsp)));
        if (isLoginRequired()) {
            return redirectToLogin();
        }

        Map<String, Object> doc = null;
        try {
            doc = searchHelper
                    .getDocumentByDocId(form.docId, new String[] { fessConfig.getIndexFieldUrl(), fessConfig.getIndexFieldConfigId() },
                            getUserBean())

    # o documentOutputDirectory: (NotRequired - Default './output/doc')
    #  The output directory mainly for SchemaHtml and DataXlsTemplate.
    #  Basically you don't need this.
    #  It is considered of value that it always exists at same plain.
    #
    #; documentOutputDirectory = ./output/doc
    # - - - - - - - - - -/

    # /- - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

        List<Map<String, Object>> documentList = new ArrayList<>();
        for (int i = 0; i < 5; i++) {
            Map<String, Object> doc = new HashMap<>();
            doc.put("title", "Doc" + i);
            documentList.add(doc);
        }

        QueryResponseList qrList = new QueryResponseList(documentList, 0, 10, 0);

        List<Map<String, Object>> subList = qrList.subList(1, 4);

Official binary distributions are available at https://go.dev/dl/.

After downloading a binary release, visit https://go.dev/doc/install
for installation instructions.

#### Install From Source

If a binary distribution is not available for your combination of
operating system and architecture, visit
https://go.dev/doc/install/source
for source installation instructions.

### Contributing

        if (isLoginRequired()) {
            return redirectToLogin();
        }

        final Map<String, Object> doc =
                searchHelper.getDocumentByDocId(form.docId, queryFieldConfig.getResponseFields(), getUserBean()).orElse(null);
        final String url = DocumentUtil.getValue(doc, fessConfig.getIndexFieldThumbnail(), String.class);
        if (StringUtil.isBlank(form.queryId) || StringUtil.isBlank(url) || !thumbnailSupport) {

        searchLogHelper.clickCount = 42;

        Map<String, Object> doc = new HashMap<>();
        indexUpdateCallback.addClickCountField(doc, "http://example.com", "click_count");

        assertEquals(42, doc.get("click_count"));
    }

    public void test_addFavoriteCountField() {
        searchLogHelper.favoriteCount = 99L;

        Map<String, Object> doc = new HashMap<>();