boolean exists = installed.stream().map(this::getArtifactFromMap)
                        .anyMatch(a -> a.getName().equals(target.getName()) && a.getVersion().equals(target.getVersion()));
                if (!exists) {
                    ThreadUtil.sleep(500);
                    continue;
                }
                assertTrue(exists);
                done = true;
                break;

        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void setAvailable_Exists() {
        setAvailable_Exists(null);
    }

    public void setAvailable_Exists(ConditionOptionCall<ExistsQueryBuilder> opLambda) {
        ExistsQueryBuilder builder = regExistsQ("available");
        if (opLambda != null) {

        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void setBusinessCategory_Exists() {
        setBusinessCategory_Exists(null);
    }

    public void setBusinessCategory_Exists(ConditionOptionCall<ExistsQueryBuilder> opLambda) {
        ExistsQueryBuilder builder = regExistsQ("businessCategory");
        if (opLambda != null) {

        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void setAccessType_Exists() {
        setAccessType_Exists(null);
    }

    public void setAccessType_Exists(ConditionOptionCall<ExistsQueryBuilder> opLambda) {
        ExistsQueryBuilder builder = regExistsQ("accessType");
        if (opLambda != null) {

        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void setCreatedBy_Exists() {
        setCreatedBy_Exists(null);
    }

    public void setCreatedBy_Exists(ConditionOptionCall<ExistsQueryBuilder> opLambda) {
        ExistsQueryBuilder builder = regExistsQ("createdBy");
        if (opLambda != null) {

        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void setContent_Exists() {
        setContent_Exists(null);
    }

    public void setContent_Exists(ConditionOptionCall<ExistsQueryBuilder> opLambda) {
        ExistsQueryBuilder builder = regExistsQ("content");
        if (opLambda != null) {

            if (className.contains(appWebPkg) && className.endsWith(actionSuffix)) {
                // ## Assert ##
                markHere("exists");
                getComponent(clazz); // expect no exception
            }
        });
        assertMarked("exists");
    }
    */

    // ===================================================================================

        }
    }

    protected Path getJarFile(final Artifact artifact) {
        final Path jarPath = ResourceUtil.getPluginPath(artifact.getFileName());
        if (!Files.exists(jarPath)) {
            throw new ThemeException(artifact.getFileName() + " does not exist.");
        }
        return jarPath;
    }

        registerSpecifiedProperty(propertyName); // synchronize if exists, basically for user's manual call
    }

    public void modifiedToSpecified() {
        if (__modifiedProperties.isEmpty()) {
            return; // basically no way when called in Framework (because called when SpecifyColumn exists)
        }
        __specifiedProperties = newModifiedProperties();

        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void setBoost_Exists() {
        setBoost_Exists(null);
    }

    public void setBoost_Exists(ConditionOptionCall<ExistsQueryBuilder> opLambda) {
        ExistsQueryBuilder builder = regExistsQ("boost");
        if (opLambda != null) {
            opLambda.callback(builder);