* This is a required field for identifying which dictionary entry to update.
     */
    @Required
    @ValidateTypeFailure
    public Long id;

    /**
     * Returns a display-friendly identifier combining the dictionary ID and entry ID.
     * This method creates a composite identifier for UI display purposes.
     *
     * @return A string in the format "dictId:id" for display purposes
     */

     * This is a required field for identifying which dictionary entry to update.
     */
    @Required
    @ValidateTypeFailure
    public Long id;

    /**
     * Returns a display-friendly identifier combining the dictionary ID and entry ID.
     * This method creates a composite identifier for UI display purposes.
     *
     * @return A string in the format "dictId:id" for display purposes
     */

     * This is a required field for identifying which dictionary entry to update.
     */
    @Required
    @ValidateTypeFailure
    public Long id;

    /**
     * Returns a display-friendly identifier combining the dictionary ID and entry ID.
     * This method creates a composite identifier for UI display purposes.
     *
     * @return A string in the format "dictId:id" for display purposes
     */

 *   <li>{@code override}: Completely replaces the element</li>
 *   <li>{@code remove}: Removes the element</li>
 * </ul>
 *
 * <p>For complex XML structures, combining can also be done based on:</p>
 * <ul>
 *   <li>ID: Using the {@code combine.id} attribute</li>
 *   <li>Keys: Using the {@code combine.keys} attribute with comma-separated key names</li>
 * </ul>
 *
 * @since 4.0.0

    /**
     * In case of complex XML structures, combining can be done based on id.
     */
    @Deprecated(since = "4.0.0", forRemoval = true)
    String ID_COMBINATION_MODE_ATTRIBUTE = XmlService.ID_COMBINATION_MODE_ATTRIBUTE;

    /**
     * In case of complex XML structures, combining can be done based on keys.
     * This is a comma separated list of attribute names.
     */

     */
    public static UpgradeResult empty() {
        return new UpgradeResult(Collections.emptySet(), Collections.emptySet(), Collections.emptySet());
    }

    /**
     * Merges this result with another result, combining the sets of POMs.
     * This allows proper aggregation of results from multiple strategies without double-counting.
     */
    public UpgradeResult merge(UpgradeResult other) {

     * This is a required field for identifying which dictionary entry to update.
     */
    @Required
    @ValidateTypeFailure
    public Long id;

    /**
     * Returns a display-friendly identifier combining the dictionary ID and entry ID.
     * This method creates a composite identifier for UI display purposes.
     *
     * @return A string in the format "dictId:id" for display purposes
     */

     * This is a required field for identifying which dictionary entry to update.
     */
    @Required
    @ValidateTypeFailure
    public Long id;

    /**
     * Returns a display-friendly identifier combining the dictionary ID and entry ID.
     * This method creates a composite identifier for UI display purposes.
     *
     * @return A string in the format "dictId:id" for display purposes
     */

     * This is a required field for identifying which dictionary entry to update.
     */
    @Required
    @ValidateTypeFailure
    public Long id;

    /**
     * Returns a display-friendly identifier combining the dictionary ID and entry ID.
     * This method creates a composite identifier for UI display purposes.
     *
     * @return A string in the format "dictId:id" for display purposes
     */

But if you have specified a custom response class with `None` as its media type, FastAPI will use `application/json` for any additional response that has an associated model.

///

## Combining information { #combining-information }

You can also combine response information from multiple places, including the `response_model`, `status_code`, and `responses` parameters.