*/
        public void setNotificationFuture(CompletableFuture<Void> future) {
            this.notificationFuture = future;
        }
    }

    /**
     * Create a new directory change notifier
     *
     * @param manager directory lease manager
     */
    public DirectoryChangeNotifier(DirectoryLeaseManager manager) {
        this.leaseManager = manager;

            public boolean isDirectory() { return fileInfo.isDirectory(); }
            // ... other attribute methods
        });
        
        return file;
    }
}
```

### 4.4 Directory Change Notifier
```java
package jcifs.internal.smb2.lease;

import jcifs.internal.smb2.ServerMessageBlock2;
import java.util.concurrent.ConcurrentHashMap;

public class DirectoryChangeNotifier {

        Field serialVersionField = FessLabels.class.getDeclaredField("serialVersionUID");
        assertNotNull(serialVersionField);
        assertTrue(Modifier.isStatic(serialVersionField.getModifiers()));
        assertTrue(Modifier.isFinal(serialVersionField.getModifiers()));
        assertTrue(Modifier.isPrivate(serialVersionField.getModifiers()));
        serialVersionField.setAccessible(true);
        assertEquals(1L, serialVersionField.getLong(null));

            // When
            var field = Handler.class.getField("DEFAULT_HTTPS_PORT");

            // Then
            assertTrue(Modifier.isPublic(field.getModifiers()));
            assertTrue(Modifier.isStatic(field.getModifiers()));
            assertTrue(Modifier.isFinal(field.getModifiers()));
            assertEquals(int.class, field.getType());
        }
    }

    @Nested

        Field[] fields = FessHtmlPath.class.getDeclaredFields();
        for (Field field : fields) {
            int modifiers = field.getModifiers();
            if (Modifier.isPublic(modifiers) && Modifier.isStatic(modifiers) && Modifier.isFinal(modifiers)) {
                if (field.getType().equals(HtmlNext.class)) {
                    Object value = field.get(null);

            // When
            var field = Handler.class.getField("DEFAULT_HTTPS_PORT");

            // Then
            assertTrue(Modifier.isPublic(field.getModifiers()));
            assertTrue(Modifier.isStatic(field.getModifiers()));
            assertTrue(Modifier.isFinal(field.getModifiers()));
            assertEquals(int.class, field.getType());
        }
    }

    @Nested

    public void test_class_is_public() {
        assertTrue("Class should be public", java.lang.reflect.Modifier.isPublic(SystemMonitorTarget.class.getModifiers()));
        assertFalse("Class should not be abstract", java.lang.reflect.Modifier.isAbstract(SystemMonitorTarget.class.getModifiers()));
        assertFalse("Class should not be final", java.lang.reflect.Modifier.isFinal(SystemMonitorTarget.class.getModifiers()));
    }

        assertTrue("Class should be public", java.lang.reflect.Modifier.isPublic(HotThreadMonitorTarget.class.getModifiers()));
        assertFalse("Class should not be abstract", java.lang.reflect.Modifier.isAbstract(HotThreadMonitorTarget.class.getModifiers()));
        assertFalse("Class should not be final", java.lang.reflect.Modifier.isFinal(HotThreadMonitorTarget.class.getModifiers()));
    }

            Field f = SpnegoConstants.class.getField(e.getKey());
            int m = f.getModifiers();

            assertTrue(Modifier.isPublic(m), e.getKey() + " must be public");
            assertTrue(Modifier.isStatic(m), e.getKey() + " must be static");
            assertTrue(Modifier.isFinal(m), e.getKey() + " must be final");
            assertEquals(String.class, f.getType(), e.getKey() + " must be String");

        for (Field field : fields) {
            int modifiers = field.getModifiers();
            assertTrue(Modifier.isPublic(modifiers), "Field " + field.getName() + " should be public");
            assertTrue(Modifier.isStatic(modifiers), "Field " + field.getName() + " should be static");
            assertTrue(Modifier.isFinal(modifiers), "Field " + field.getName() + " should be final");
        }
    }

    @Test