* Extracts the virtual host key from a RelatedContent entity.
     * If the virtual host is blank or null, returns an empty string.
     * This key is used to organize related content by virtual host.
     *
     * @param entity the RelatedContent entity to extract the host key from
     * @return the virtual host key, or empty string if not specified
     */
    protected String getHostKey(final RelatedContent entity) {

				"x-amz-meta-key": []string{"amz-meta1", "amz-meta2"},
			},
			metadata: map[string]string{
				"x-amz-meta-key": "amz-meta1,amz-meta2",
			},
			shouldFail: false,
		},
		// Empty header input returns empty metadata.
		{
			header:     nil,
			metadata:   nil,
			shouldFail: true,
		},
	}

	// Validate if the extracting headers.
	for i, testCase := range testCases {

      int n, @Nullable Object[] alternatingKeysAndValues, @Nullable Builder<K, V> builder) {
    if (n == 0) {
      @SuppressWarnings("unchecked")
      RegularImmutableMap<K, V> empty = (RegularImmutableMap<K, V>) EMPTY;
      return empty;
    } else if (n == 1) {
      // requireNonNull is safe because the first `2*n` elements have been filled in.
      checkEntryNotNull(

                               aria-controls="listSearchForm"><i class="fas fa-search" aria-hidden="true"></i></a>
                            <div class="collapse <c:if test="${!empty name || !empty urls || !empty description}">show</c:if>" id="listSearchForm">
                                <la:form action="/admin/webconfig/">
                                    <div class="form-group row">

                               aria-controls="listSearchForm"><i class="fas fa-search" aria-hidden="true"></i></a>
                            <div class="collapse <c:if test="${!empty name || !empty handlerName || !empty description}">show</c:if>" id="listSearchForm">
                                <la:form action="/admin/dataconfig/">
                                    <div class="form-group row">

    @Override
    public synchronized void delete(final StemmerOverrideItem item) {
        final StemmerOverrideItem stemmerOverrideItem = item;
        stemmerOverrideItem.setNewInput(StringUtil.EMPTY);
        stemmerOverrideItem.setNewOutput(StringUtil.EMPTY);
        try (StemmerOverrideUpdater updater = new StemmerOverrideUpdater(item)) {
            reload(updater);
        }
    }

    /**

  @SuppressWarnings("unchecked") // empty Object[] as E[]
  public static <E extends @Nullable Object> MinimalSet<E> of(E... contents) {
    return ofClassAndContents(Object.class, (E[]) new Object[0], asList(contents));
  }

  @SuppressWarnings("unchecked") // empty Object[] as E[]
  public static <E extends @Nullable Object> MinimalSet<E> from(Collection<? extends E> contents) {

  @SuppressWarnings("unchecked") // empty Object[] as E[]
  public static <E extends @Nullable Object> MinimalSet<E> of(E... contents) {
    return ofClassAndContents(Object.class, (E[]) new Object[0], asList(contents));
  }

  @SuppressWarnings("unchecked") // empty Object[] as E[]
  public static <E extends @Nullable Object> MinimalSet<E> from(Collection<? extends E> contents) {

        RenderData data = new RenderData();
        List<BsUser> emptyList = new ArrayList<>();

        RenderDataUtil.register(data, "empty", emptyList);

        Object result = data.getDataMap().get("empty");
        assertEquals(emptyList, result); // Empty collections are registered as-is
    }

    public void test_register_nonEntityList() {
        RenderData data = new RenderData();

					arg3="${f:h(currentEndRecordNumber)}" />
			</c:if>
			<c:if test="${execTime!=null}">
				<la:message key="labels.search_result_time" arg0="${f:h(execTime)}" />
			</c:if>
		</p>
		<c:if test="${! empty sdh }">
		<p>
			<la:message key="labels.similar_doc_result_status" />
		</p>
		</c:if>
	</div>
</div>
<c:if test="${partialResults}">
	<div class="alert">
		<p>