*
     * @param mimetype the MIME type to look up
     * @return the corresponding file type, or the default value if not found
     */
    public String get(final String mimetype) {
        final String filetype = mimetypeMap.get(mimetype);
        if (StringUtil.isBlank(filetype)) {
            return defaultValue;
        }
        return filetype;
    }

    /**

            final String[] fileTypes = ComponentUtil.getFileTypeHelper().getTypes();
            for (final String fileType : fileTypes) {
                final String value = filetypeField + ":" + fileType;
                if (!values.contains(value)) {
                    final String key = "labels.facet_filetype_" + fileType;
                    if (resources.containsKey(key)) {

        final String k = "filetype";
        assertEquals("", getAsQuery(Collections.singletonMap(k, new String[] { "" })));
        assertEquals("filetype:\"pdf\"", getAsQuery(Collections.singletonMap(k, new String[] { "pdf" })));
        assertEquals("filetype:\"doc\"", getAsQuery(Collections.singletonMap(k, new String[] { " doc " })));

					<select id="as_filetype" name="as.filetype" class="form-control">
						<option value=""><la:message key="labels.advance_search_filetype_default" /></option>
						<option value="html" <c:if test="${as.filetype.contains('html')}">selected</c:if>><la:message
								key="labels.advance_search_filetype_html"
							/></option>
						<option value="pdf" <c:if test="${as.filetype.contains('pdf')}">selected</c:if>><la:message

        final int fileType;
        if (fileName.startsWith("system") && fileName.endsWith(".properties")) {
            fileType = 1;
        } else if (fileName.startsWith("gsa") && fileName.endsWith(".xml")) {
            fileType = 2;
        } else if (fileName.endsWith(".bulk")) {
            fileType = 3;

					<select id="as_filetype" name="as.filetype" class="form-control">
						<option value=""><la:message key="labels.advance_search_filetype_default" /></option>
						<option value="html" <c:if test="${as.filetype.contains('html')}">selected</c:if>><la:message
								key="labels.advance_search_filetype_html"
							/></option>
						<option value="pdf" <c:if test="${as.filetype.contains('pdf')}">selected</c:if>><la:message

        Map<String, String> queryMap = facetQueryView.getQueryMap();

        // Should have original non-filetype queries
        assertEquals("field:value", queryMap.get("label2"));
        assertEquals("anotherfield:anothervalue", queryMap.get("label3"));

        // Should have filetype queries
        assertEquals("filetype:html", queryMap.get("label1"));

    public static final String AS_EPQ = "epq";

    /** The parameter for query. */
    public static final String AS_Q = "q";

    /** The parameter for filetype. */
    public static final String AS_FILETYPE = "filetype";

    /** The parameter for sitesearch. */
    public static final String AS_SITESEARCH = "sitesearch";

    /** The parameter for occurrence. */

                case FessConfig.INDEX_FIELD_FILETYPE:
                    return "filetype";
                case FessConfig.INDEX_FIELD_FILENAME:
                    return "filename";
                case FessConfig.INDEX_FIELD_THUMBNAIL:
                    return "thumbnail";
                case FessConfig.INDEX_FIELD_MIMETYPE:
                    return "mimetype";

                // Crawler settings

            }

            @Override
            public String getIndexFieldMimetype() {
                return "mimetype";
            }

            @Override
            public String getIndexFieldFiletype() {
                return "filetype";
            }

            @Override
            public String getIndexFieldFilename() {
                return "filename";
            }