*   <li>comparing each object against null returns false
 *   <li>comparing each object against an instance of an incompatible class returns false
 *   <li>comparing each pair of objects within the same equality group returns true
 *   <li>comparing each pair of objects from different equality groups returns false
 *   <li>the hash codes of any two equal objects are equal
 * </ul>
 *

     * It means that for scripts and resources, the files below the path specified by {@link #directory()}
     * are copied to the path specified by {@code targetPath()} with the exact same directory structure.
     */
    default Optional<Path> targetPath() {
        return Optional.empty();
    }

    /**
     * {@return whether resources are filtered to replace tokens with parameterized values}.

// errFileNameTooLong - given file name is too long than supported length.
var errFileNameTooLong = StorageErr("file name too long")

// errVolumeExists - cannot create same volume again.
var errVolumeExists = StorageErr("volume already exists")

// errIsNotRegular - not of regular file type.
var errIsNotRegular = StorageErr("not of regular file type")

     * influence the position of your URLs in a search engine's result pages.
     * Search engines may use this information when selecting between URLs on
     * the same site, so you can use this tag to increase the likelihood that
     * your most important pages are present in a search index.
     *
     * Also, please note that assigning a high priority to all of the URLs on

// has the same name as the value of this field.
//
// - from special JWT claim from STS request for AssumeRoleWithOIDC API (when
// not using RoleARN). The claim value can be a string or a list and refers to
// the names of access policies.
//
// For all except the RoleARN case, the implementation is the same - the policy

        return facadeSelectList(createCB(cbLambda));
    }

    public PagingResultBean<AccessToken> selectPage(CBCall<AccessTokenCB> cbLambda) {
        // #pending same?
        return (PagingResultBean<AccessToken>) facadeSelectList(createCB(cbLambda));
    }

    public void selectCursor(CBCall<AccessTokenCB> cbLambda, EntityRowHandler<AccessToken> entityLambda) {

        return facadeSelectList(createCB(cbLambda));
    }

    public PagingResultBean<ElevateWordToLabel> selectPage(CBCall<ElevateWordToLabelCB> cbLambda) {
        // #pending same?
        return (PagingResultBean<ElevateWordToLabel>) facadeSelectList(createCB(cbLambda));
    }

    public void selectCursor(CBCall<ElevateWordToLabelCB> cbLambda, EntityRowHandler<ElevateWordToLabel> entityLambda) {

        return facadeSelectList(createCB(cbLambda));
    }

    public PagingResultBean<KeyMatch> selectPage(CBCall<KeyMatchCB> cbLambda) {
        // #pending same?
        return (PagingResultBean<KeyMatch>) facadeSelectList(createCB(cbLambda));
    }

    public void selectCursor(CBCall<KeyMatchCB> cbLambda, EntityRowHandler<KeyMatch> entityLambda) {

        return facadeSelectList(createCB(cbLambda));
    }

    public PagingResultBean<RelatedContent> selectPage(CBCall<RelatedContentCB> cbLambda) {
        // #pending same?
        return (PagingResultBean<RelatedContent>) facadeSelectList(createCB(cbLambda));
    }

    public void selectCursor(CBCall<RelatedContentCB> cbLambda, EntityRowHandler<RelatedContent> entityLambda) {

        return facadeSelectList(createCB(cbLambda));
    }

    public PagingResultBean<RelatedQuery> selectPage(CBCall<RelatedQueryCB> cbLambda) {
        // #pending same?
        return (PagingResultBean<RelatedQuery>) facadeSelectList(createCB(cbLambda));
    }

    public void selectCursor(CBCall<RelatedQueryCB> cbLambda, EntityRowHandler<RelatedQuery> entityLambda) {