return defaultLang;
        }

        return normalizeLang(value);
    }

    /**
     * Normalizes a language string.
     *
     * @param value The language string to normalize.
     * @return The normalized language string.
     */
    public String normalizeLang(final String value) {
        if (StringUtil.isBlank(value)) {
            return null;
        }

    /**
     * Identifier used to encode this strategy, when marshalled as part of a BloomFilter. Only
     * values in the [-128, 127] range are valid for the compact serial form. Non-negative values
     * are reserved for enums defined in BloomFilterStrategies; negative values are reserved for any
     * custom, stateful strategy we may define (e.g. any kind of strategy that would depend on user
     * input).
     */

		<antcall target="install.module">
			<param name="repo.url" value="${maven.release.repo.url}" />
			<param name="module.groupId" value="org/codelibs/opensearch/module" />
			<param name="module.name.prefix" value="" />
			<param name="module.name" value="analysis-common" />
			<param name="module.version" value="${opensearch.version}" />
			<param name="module.zip.version" value="${opensearch.version}" />
		</antcall>
		<!-- geo -->

        generator.setCommandTimeout(100L); // Very short timeout
        generator.setCommandDestroyTimeout(50L);

        // Test that timeout values are set (we can't verify execution without components)
        assertTrue("Timeout values should be configurable", true);

        // Test edge cases
        generator.setCommandTimeout(0L);
        generator.setCommandTimeout(-1L);

      <activation>
        <property>
          <name>surefire.toolchain.version</name>
          <!-- the value provided by GitHub CI (which maybe we could even change, but supporting "8" seems nice for any users who try pass that value manually) -->
          <value>8</value>
        </property>
      </activation>
      <properties>
        <test.add.opens></test.add.opens>
      </properties>

      <activation>
        <property>
          <name>surefire.toolchain.version</name>
          <!-- the value provided by GitHub CI (which maybe we could even change, but supporting "8" seems nice for any users who try pass that value manually) -->
          <value>8</value>
        </property>
      </activation>
      <properties>
        <test.add.opens></test.add.opens>
      </properties>

        }

        waitForYellowStatus(fessConfig);

        indexConfigList.forEach(configName -> {
            final String[] values = configName.split("/");
            if (values.length == 2) {
                final String configIndex = values[0];
                final String configType = values[1];

                final boolean isFessIndex = DOC_INDEX.equals(configIndex);
                final String indexName;