* Currently supports "allintitle" and "allinurl" modifiers.
     *
     * @param value the value to check
     * @return true if the value is an occurrence modifier, false otherwise
     */
    protected boolean isOccurrence(final String value) {
        return "allintitle".equals(value) || "allinurl".equals(value);
    }

    /**

        final String k = "occt";
        assertEquals("allintitle:", getAsQuery(Collections.singletonMap(k, new String[] { "allintitle" })));
        assertEquals("allinurl:", getAsQuery(Collections.singletonMap(k, new String[] { "allinurl" })));
        assertEquals("", getAsQuery(Collections.singletonMap(k, new String[] { "invalid" })));
        assertEquals("", getAsQuery(Collections.singletonMap(k, new String[] { "" })));
    }

    }

    // Test constructor with allinurl prefix
    @Test
    public void test_constructor_allinurlPrefix() {
        queryContext = new QueryContext("allinurl:test query", false);
        assertEquals("test query", queryContext.getQueryString());
        assertEquals("url", queryContext.getDefaultField());
    }

    // Test constructor with allinurl prefix and empty remainder
    @Test

						<option value="allintitle" <c:if test="${as.occt.contains('allintitle')}">selected</c:if>><la:message
								key="labels.advance_search_occt_allintitle"
							/></option>
						<option value="allinurl" <c:if test="${as.occt.contains('allinurl')}">selected</c:if>><la:message
								key="labels.advance_search_occt_allinurl"
							/></option>
					</select>
				</div>
			</div>
			<div class="mb-3 row">

						<option value="allintitle" <c:if test="${as.occt.contains('allintitle')}">selected</c:if>><la:message
								key="labels.advance_search_occt_allintitle"
							/></option>
						<option value="allinurl" <c:if test="${as.occt.contains('allinurl')}">selected</c:if>><la:message
								key="labels.advance_search_occt_allinurl"
							/></option>
					</select>
				</div>
			</div>
			<div class="mb-3 row">

labels.error_title=Errore
labels.system_error_title=Errore di sistema
labels.contact_site_admin=Contatta l'amministratore del sito.
labels.request_error_title=Formato richiesta non valido.
labels.bad_request=La richiesta all'URL non è valida.
labels.page_not_found_title=Pagina non trovata.
labels.check_url=Controlla l'URL.
labels.busy_title=Servizio temporaneamente non disponibile