assertThat(map.containsKey("3"), is(not(true)));
        map.put("3", null);
        assertThat(map.containsKey("3"), is(true));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testIndexOf() throws Exception {
        assertThat(map.indexOf("test"), is(1));
        assertThat(map.indexOf(null), is(0));
        assertThat(map.indexOf("test3"), is(-1));

	current     *apiPackage
	deprecated  map[token.Pos]bool
	features    map[string]bool              // set
	imported    map[string]*apiPackage       // packages already imported
	stdPackages []string                     // names, omitting "unsafe", internal, and vendored packages
	importMap   map[string]map[string]string // importer dir -> import path -> canonical path
	importDir   map[string]string            // canonical import path -> dir

- **Storage**: MinIO/S3-compatible

### Content Formats

Office (Word, Excel, PowerPoint), PDF, Archives (ZIP, TAR, GZ), HTML, XML, JSON, Media (audio/video metadata), Images (EXIF/IPTC/XMP)

---

## Architecture

### Module Structure

```
fess-crawler-parent/
├── fess-crawler/              # Core framework
├── fess-crawler-lasta/        # LastaFlute DI integration

        map.put("チ", new String[] { "ti", "chi" });
        map.put("ツ", new String[] { "tu", "tsu" });
        map.put("テ", new String[] { "te" });
        map.put("ト", new String[] { "to" });

        map.put("ナ", new String[] { "na" });
        map.put("ニ", new String[] { "ni" });
        map.put("ヌ", new String[] { "nu" });
        map.put("ネ", new String[] { "ne" });
        map.put("ノ", new String[] { "no" });

var isMultipartTests = []struct {
	Metadata  map[string]string
	Multipart bool
}{
	{Multipart: true, Metadata: map[string]string{MetaMultipart: ""}},                          // 0
	{Multipart: true, Metadata: map[string]string{"X-Minio-Internal-Encrypted-Multipart": ""}}, // 1
	{Multipart: true, Metadata: map[string]string{MetaMultipart: "some-value"}},                // 2

     * @param map the document data map to process
     * @return the processed document map after applying all ingesters
     */
    protected Map<String, Object> ingest(final AccessResult<String> accessResult, final Map<String, Object> map) {
        if (ingestFactory == null) {
            return map;
        }
        Map<String, Object> target = map;

    }

    /**
     * Returns a query map for the specified virtual host.
     *
     * @param key The virtual host key.
     * @return A map of terms and boost information.
     */
    protected Map<String, List<Tuple3<String, QueryBuilder, ScoreFunctionBuilder<?>>>> getQueryMap(final String key) {
        final Map<String, List<Tuple3<String, QueryBuilder, ScoreFunctionBuilder<?>>>> map = keyMatchQueryMap.get(key);

     * @throws Exception if any.
     */
    @Test
    public void testMappedDottedKey() throws Exception {
        Map<String, String> map = new HashMap<String, String>();
        map.put("a.b", "a.b-value");

        assertEquals("a.b-value", ReflectionValueExtractor.evaluate("h.value(a.b)", new ValueHolder(map)));
    }

    /**
     * <p>testIndexedMapped.</p>
     *
     * @throws Exception if any.
     */

  }

  public void testTransformSingletonMapEquality() {
    Map<String, String> map =
        transformValues(ImmutableMap.of("a", 1), Functions.toStringFunction());
    Map<String, String> expected = ImmutableMap.of("a", "1");
    assertMapsEqual(expected, map);
    assertEquals(expected.get("a"), map.get("a"));
  }

  public void testTransformIdentityFunctionEquality() {

	testCases := []struct {
		queryParams map[string]string
		headers     map[string]string
		region      string
		expected    APIErrorCode
	}{
		// (0) Should error without a set URL query.
		{
			region:   globalMinioDefaultRegion,
			expected: ErrInvalidQueryParams,
		},
		// (1) Should error on an invalid access key.
		{
			queryParams: map[string]string{
				"X-Amz-Algorithm":     signV4Algorithm,