void testJoinWithEmptyStringElements() {
        String result = StringUtil.join(",", "", "middle", "");
        // First element is empty string (sb becomes "")
        // Second: sb.length() is 0, no delimiter, append "middle" (sb becomes "middle")
        // Third: sb.length() > 0, add delimiter + "" (sb becomes "middle,")
        assertEquals("middle,", result);
    }

    @Test

                        schema=item,
                        old_name_to_new_name_map=old_name_to_new_name_map,
                    )
                    new_value.append(new_item)

                else:
                    new_value.append(item)
            new_schema[key] = new_value
    return new_schema


def _remap_definitions_and_field_mappings(
    *,
    model_name_map: ModelNameMap,

    /** The cache key for this referral */
    String key = null;

    /**
     * Constructs a new DfsReferral instance
     */
    public DfsReferral() {
        this.next = this;
    }

    void append(final DfsReferral dr) {
        dr.next = next;
        next = dr;
    }

    @Override
    public String toString() {

    default String getLdapAdminUserSecurityPrincipal(final String name) {
        final StringBuilder buf = new StringBuilder(100);
        buf.append(String.format(getLdapAdminUserFilter(), name));
        if (StringUtil.isNotBlank(getLdapAdminUserBaseDn())) {
            buf.append(',').append(getLdapAdminUserBaseDn());
        }
        return buf.toString();
    }

    String getLdapAdminRoleObjectClasses();

            InputLocationTracker tracker) {
        StringBuilder buffer = new StringBuilder(256);
        buffer.append('\'').append(fieldName).append('\'');

        if (sourceHint != null) {
            buffer.append(" for ").append(sourceHint);
        }

        buffer.append(' ').append(message);

        // CHECKSTYLE_OFF: LineLength
        problems.add(new ModelProblemCollectorRequest(severity, version)

    repos_list = list(repos)
    final_repos: list[Repo] = []
    for repo in repos_list[:100]:
        if repo.full_name == settings.github_repository:
            continue
        final_repos.append(
            Repo(
                name=repo.name,
                html_url=repo.html_url,
                stars=repo.stargazers_count,
                owner_login=repo.owner.login,

                sb.append("The option -").append(option.getOpt());
                if (option.getLongOpt() != null) {
                    sb.append(",--").append(option.getLongOpt());
                }
                sb.append(" is deprecated ");
                if (option.getDeprecated().isForRemoval()) {
                    sb.append("and will be removed in a future version");
                }

            for (int i = 0; i < nodeList.size(); i++) {
                final Node node = nodeList.get(i);
                buf.append(node.getTextContent()).append(' ');
            }
            return new ExtractData(buf.toString().replaceAll("\\s+", " ").trim());
        } catch (final Exception e) {
            throw new ExtractException(e);
        }
    }

	t.RLock()
	defer t.RUnlock()
	for tier, stat := range t.requestsCount {
		metrics = append(metrics, MetricV2{
			Description:    tierRequestsSuccessMD,
			Value:          float64(stat.success),
			VariableLabels: map[string]string{"tier": tier},
		})
		metrics = append(metrics, MetricV2{
			Description:    tierRequestsFailureMD,
			Value:          float64(stat.failure),

		if err != nil && err != io.ErrUnexpectedEOF {
			// If an EOF happens after reading some but not all the bytes,
			// ReadFull returns ErrUnexpectedEOF.
			return dst[:n], err
		}
		dst = dst[:n]
		if err == io.ErrUnexpectedEOF {
			return dst, io.EOF
		}
	}
	// Read until next line.
	in, err := r.buf.ReadBytes('\n')
	dst = append(dst, in...)
	return dst, err
}