@CanIgnoreReturnValue
  private boolean delete(File file) {
    if (file.isDirectory()) {
      File[] files = file.listFiles();
      if (files != null) {
        for (File f : files) {
          if (!delete(f)) {
            return false;
          }
        }
      }
    }

    if (!file.delete()) {
      logger.log(Level.WARNING, "couldn't delete file: {0}", new Object[] {file});
      return false;

    }

    /**
     * Deletes all suggest words from the system.
     *
     * @return JSON response indicating success or failure
     */
    // DELETE /api/admin/suggest/all
    @Execute
    public JsonResponse<ApiResult> delete$all() {
        if (!suggestHelper.deleteAllWords()) {
            throwValidationErrorApi(messages -> messages.addErrorsFailedToDeleteDocInAdmin(GLOBAL));
        }

	return string(s) == ""
}

// VersionPurgeStatusType represents status of a versioned delete or permanent delete w.r.t bucket replication
type VersionPurgeStatusType string

const (
	// VersionPurgePending - versioned delete replication is pending.
	VersionPurgePending VersionPurgeStatusType = "PENDING"

	// VersionPurgeComplete - versioned delete replication is now complete, erase version on disk.

	// Header indicates if the delete marker should be preserved by client
	MinIOSourceDeleteMarker = "x-minio-source-deletemarker"

	// Header indicates if the delete marker version needs to be purged.
	MinIOSourceDeleteMarkerDelete = "x-minio-source-deletemarker-delete"

	// Header indicates permanent delete replication status.
	MinIODeleteReplicationStatus = "X-Minio-Replication-Delete-Status"

    }

    /**
     * Delete values.
     * @param key Key
     */
    public void delete(final String key) {
        deleteKeyFromArray(arraySettingsIndexName, settingsId, key);
    }

    /**
     * Delete a value.
     * @param key Key
     * @param value Value
     */
    public void delete(final String key, final String value) {

    }

    /**
     * Deletes a user setting by ID.
     *
     * @param id the ID of the user setting to delete
     * @return JSON response indicating success or failure
     */
    // DELETE /api/admin/user/setting/{id}
    @Execute
    public JsonResponse<ApiResult> delete$setting(final String id) {
        final User entity = userService.getUser(id).orElseGet(() -> {

        return asListHtml();
    }

    /**
     * Deletes the specified plugin.
     *
     * @param form the delete form containing plugin information
     * @return HTML response redirecting to the plugin list
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse delete(final DeleteForm form) {
        validate(form, messages -> {}, () -> asHtml(path_AdminPlugin_AdminPluginJsp));

    }

    /**
     * Creates a new CurlRequest with the DELETE method for the specified URL.
     *
     * @param url the URL to which the DELETE request will be sent
     * @return a CurlRequest object configured with the DELETE method and the specified URL
     */
    public static CurlRequest delete(final String url) {
        return new CurlRequest(Method.DELETE, url);
    }

    /**

        greaterThan: 1MiB # match objects with size greater than this value (e.g. 1MiB)
      purge:
          # retainVersions: 0 # (default) delete all versions of the object. This option is the fastest.
          # retainVersions: 5 # keep the latest 5 versions of the object.
  
    - type: deleted # objects with delete marker as their latest version
      name: NAME # match object names that satisfy the wildcard expression.

	<property name="maven.release.repo.url" value="https://repo1.maven.org/maven2" />

	<target name="install.plugins">
		<mkdir dir="${target.dir}" />
		<delete dir="${plugins.dir}" />
		<mkdir dir="${plugins.dir}" />
		<!-- analysis-extension -->
		<antcall target="install.plugin">
			<param name="repo.url" value="${maven.release.repo.url}" />