private PropertyConfiguration config;

    @BeforeEach
    public void setUp() throws CIFSException {
        // Create a mock configuration for testing
        Properties properties = new Properties();
        config = new PropertyConfiguration(properties);
        context = mock(CIFSContext.class);
        when(context.getConfig()).thenReturn(config);
    }

    /**

    }

    /**
     * Registers system properties for rendering.
     *
     * @param data the render data to populate
     */
    protected void registerPropItems(final RenderData data) {
        RenderDataUtil.register(data, "propItems", getPropItems());
    }

    /**
     * Registers Fess-specific properties for rendering.
     *
     * @param data the render data to populate

        "schemas": {
            "Message": {
                "title": "Message",
                "required": [
                    "message"
                ],
                "type": "object",
                "properties": {
                    "message": {
                        "title": "Message",
                        "type": "string"
                    }
                }
            },
            "Item": {

		<developerConnection>scm:git:******@****.***:codelibs/curl4j.git</developerConnection>
		<url>******@****.***:codelibs/curl4j.git</url>
	  <tag>HEAD</tag>
  </scm>
	<properties>
		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
	</properties>
	<build>
		<plugins>
			<plugin>
				<artifactId>maven-compiler-plugin</artifactId>
				<version>3.14.0</version>
				<configuration>
					<encoding>UTF-8</encoding>

        return new CopyOptions().exclude(propertyNames);
    }

    /**
     * Returns a {@link CopyOptions} that excludes properties with {@literal null} values from the operation.
     *
     * @return A {@link CopyOptions} that excludes properties with {@literal null} values from the operation.
     * @see CopyOptions#excludeNull()
     */
    public static CopyOptions excludeNull() {

    #  You can set PropertiesHtml settings.
    #  Elements of this map are as below:
    #   o key of map: Properties Title Name
    #   o baseDir: base directory for directory property. (NotRequired)
    #   o rootFile: root file to read properties (Required)
    #   o environmentMap: map of environment files, the value is dir path (NotRequired)

* [fess_label_en.properties](https://github.com/codelibs/fess/blob/master/src/main/resources/fess_label_en.properties)
* [fess_message_en.properties](https://github.com/codelibs/fess/blob/master/src/main/resources/fess_message_en.properties)

class HandlerTest {

    @Mock
    private CIFSContext mockCifsContext;

    private Handler handler;

    private Properties originalSystemProperties;

    @BeforeEach
    void setUp() throws Exception {
        // Backup system properties to restore them after each test
        originalSystemProperties = (Properties) System.getProperties().clone();
        // Reset static state of the Handler class before each test for isolation

     */
    @Deprecated
    @Override
    public Model interpolate(Model model, Map<String, ?> context, boolean strict) throws ModelInterpolationException {
        Properties props = new Properties();
        props.putAll(context);

        return interpolate(model, null, new DefaultProjectBuilderConfiguration().setExecutionProperties(props), true);
    }

    @Override

        "schemas": {
            "Message": {
                "title": "Message",
                "required": [
                    "message"
                ],
                "type": "object",
                "properties": {
                    "message": {
                        "title": "Message",
                        "type": "string"
                    }
                }
            },
            "Item": {