*/
    @Required
    public MultipartFormFile stopwordsFile;

    /**
     * Default constructor for UploadForm.
     * Creates a new instance with default values.
     */
    public UploadForm() {
        // Default constructor
    }

 * href="http://en.wikipedia.org/wiki/Decorator_pattern">decorator pattern</a>.
 *
 * <p><b>{@code default} method warning:</b> This class does <i>not</i> forward calls to {@code
 * default} methods. Instead, it inherits their default implementations. When those implementations
 * invoke methods, they invoke methods on the {@code ForwardingSetMultimap}.
 *
 * @author Kurt Alfred Kluever

 */
public abstract class DictionaryItem {
    /** The unique identifier for this dictionary item */
    protected long id;

    /**
     * Default constructor for DictionaryItem.
     * Creates a new dictionary item with default values.
     */
    public DictionaryItem() {
        // Default constructor
    }

    /**
     * Gets the unique identifier for this dictionary item.
     *
     * @return the ID of this dictionary item

        }

        // xpath.*
        public static class XPath {
            public static final String DEFAULT_LANG = "default.lang";
            public static final String DEFAULT_CONTENT = "default.content";
            public static final String DEFAULT_DIGEST = "default.digest";
            // xapth.<field>=<value>
        }

        // config.*
        public static class Config {

///

That would generate a `dict` with only the data that was set when creating the `item` model, excluding default values.

Then you can use this to generate a `dict` with only the data that was set (sent in the request), omitting default values:

{* ../../docs_src/body_updates/tutorial002_py310.py hl[32] *}

### Using Pydantic's `update` parameter { #using-pydantics-update-parameter }

# OpenAPI `docs`

Utilities to handle OpenAPI automatic UI documentation, including Swagger UI (by default at `/docs`) and ReDoc (by default at `/redoc`).

::: fastapi.openapi.docs.get_swagger_ui_html

::: fastapi.openapi.docs.get_redoc_html

::: fastapi.openapi.docs.get_swagger_ui_oauth2_redirect_html

            assertEquals("application/octet-stream", mimeMap.getMimeType("test123abc"));
        }
    }

    @Nested
    @DisplayName("getMimeType with custom default")
    class GetMimeTypeWithDefault {

        @Test
        @DisplayName("Should return custom default for unknown extensions")
        void testCustomDefaultForUnknown() throws IOException {
            String customDefault = "application/custom";

	formatZstd
	formatLZ4
	formatS2
	formatBZ2
)

var magicHeaders = []struct {
	header []byte
	f      format
}{
	{
		header: []byte{0x1f, 0x8b, 8},
		f:      formatGzip,
	},
	{
		// Zstd default header.
		header: []byte{0x28, 0xb5, 0x2f, 0xfd},
		f:      formatZstd,
	},
	{
		// Zstd skippable frame header.
		header: []byte{0x2a, 0x4d, 0x18},
		f:      formatZstd,
	},
	{
		// LZ4

        disableRoleQuery = true;
    }

    /**
     * Gets the default field for this query context.
     * @return The default field name, or null if not set.
     */
    public String getDefaultField() {
        return defaultField;
    }

    /**
     * Sets the default field for this query context.
     * @param defaultField The default field name to set.
     */

 * <ul>
 *   <li>{@code merge} (default): Merges elements with matching names</li>
 *   <li>{@code append}: Adds elements as siblings</li>
 * </ul>
 *
 * <p>Self combination modes (specified by {@code combine.self} attribute):</p>
 * <ul>
 *   <li>{@code merge} (default): Merges attributes and values</li>
 *   <li>{@code override}: Completely replaces the element</li>