return new CopyOptions().converter(converter, propertyNames);
    }

    /**
     * Returns a {@link CopyOptions} with a date converter applied.
     *
     * @param pattern
     *            The date pattern. Must not be {@literal null} or an empty string.
     * @param propertyNames

     *
     * @param propertyNames
     *            Array of property names. Must not be {@literal null} or an empty array.
     * @return This instance itself
     */
    public CopyOptions include(final CharSequence... propertyNames) {
        assertArgumentNotEmpty("propertyNames", propertyNames);

        includePropertyNames.addAll(toStringList(propertyNames));
        return this;
    }

    /**

        lastModified = propertiesFile.lastModified();
        prop.loadFromXML(in);
        properties = prop;
    }

    @Override
    public Enumeration<?> propertyNames() {
        return getProperties().propertyNames();
    }

    @Override
    public Object put(final Object key, final Object value) {
        return getProperties().put(key, value);
    }

    @Override

    val propertyNames =
        if (hasIsGetterName) listOf(method.name)
        else {
            val prefixRemoved = method.name.drop(3)
            if (hasSetterName && isBoolean) listOf("is$prefixRemoved", prefixRemoved.decapitalize())
            else listOf(prefixRemoved.decapitalize())
        }

    val propertyQualifiedNames =
        propertyNames.map { "$qualifiedBaseName.$it" }

fun Project.gradleProperty(propertyName: String) = providers.gradleProperty(propertyName)


fun Project.systemProperty(propertyName: String) = providers.systemProperty(propertyName)


fun Project.environmentVariable(propertyName: String) = providers.environmentVariable(propertyName)


fun Project.propertyFromAnySource(propertyName: String) = gradleProperty(propertyName)
    .orElse(systemProperty(propertyName))

    properties: dict[str, "SchemaOrBool"] | None = None
    patternProperties: dict[str, "SchemaOrBool"] | None = None
    additionalProperties: Optional["SchemaOrBool"] = None
    propertyNames: Optional["SchemaOrBool"] = None
    unevaluatedItems: Optional["SchemaOrBool"] = None
    unevaluatedProperties: Optional["SchemaOrBool"] = None

     *
     * @return an enumeration of all the keys in this property list, including the keys in the default property list.
     */
    public Enumeration<?> propertyNames() {
        return Collections.enumeration(storage.keySet());
    }

    /**
     * Calls the map method put. Provided for parallelism with the getProperty method.

     *
     * @return an enumeration of all the keys in this property list, including the keys in the default property list.
     */
    public Enumeration<?> propertyNames() {
        return Collections.enumeration(storage.keySet());
    }

    /**
     * Calls the map method put. Provided for parallelism with the getProperty method.

        return __modifiedProperties.getPropertyNames();
    }

    public void mymodifyProperty(String propertyName) {
        registerModifiedProperty(propertyName);
    }

    public void mymodifyPropertyCancel(String propertyName) {
        __modifiedProperties.remove(propertyName);
    }

    public void clearModifiedInfo() {
        __modifiedProperties.clear();
    }

        return __modifiedProperties.getPropertyNames();
    }

    public void mymodifyProperty(String propertyName) {
        registerModifiedProperty(propertyName);
    }

    public void mymodifyPropertyCancel(String propertyName) {
        __modifiedProperties.remove(propertyName);
    }

    public void clearModifiedInfo() {
        __modifiedProperties.clear();
    }