this.range = GeneralRange.all(comparator);
    this.header = new AvlNode<>();
    successor(header, header);
    this.rootReference = new Reference<>();
  }

  /** A function which can be summed across a subtree. */
  private enum Aggregate {
    SIZE {
      @Override
      int nodeAggregate(AvlNode<?> node) {
        return node.elemCount;
      }

      @Override

    }

    /**
     * Returns a boolean indicating if the project is the top level project for
     * this reactor build.  The top level project may be different from the
     * {@code rootDirectory}, especially if a subtree of the project is being
     * built, either because Maven has been launched in a subdirectory or using
     * a {@code -f} option.
     *
     * @return {@code true} if the project is the top level project for this build

}
```

### 3.2 Directory Cache Scopes
```java
public enum DirectoryCacheScope {
    IMMEDIATE_CHILDREN,    // Only direct children
    RECURSIVE_TREE,        // Entire subtree (if supported)
    METADATA_ONLY,         // File attributes but not content
    FULL_ENUMERATION      // Complete directory listing
}
```

## 4. Data Structures

### 4.1 Directory Lease Context
```java

    /**
     * Whether to use directory leasing for cached directory listings
     */
    protected boolean useDirectoryLeasing = true;
    /**
     * The scope of directory caching: ALL (entire subtree) or IMMEDIATE_CHILDREN (direct children only)
     */
    protected String directoryCacheScope = "IMMEDIATE_CHILDREN";
    /**
     * Directory cache timeout in milliseconds
     */

    }

    @Test
    void testEquals() {
        SmbTree tree1 = new SmbTree(session, "testShare", "testService");
        SmbTree tree2 = new SmbTree(session, "testShare", "testService");
        SmbTree tree3 = new SmbTree(session, "otherShare", "testService");
        SmbTree tree4 = new SmbTree(session, "testShare", "otherService");

        // Test equal trees (same share and service)

        trees = new Vector();
        connectionState = 0;
    }

    synchronized SmbTree getSmbTree(String share, final String service) {
        SmbTree t;

        if (share == null) {
            share = "IPC$";
        }
        for (final Enumeration e = trees.elements(); e.hasMoreElements();) {
            t = (SmbTree) e.nextElement();
            if (t.matches(share, service)) {
                return t;

        when(shared.acquire(false)).thenReturn(shared);

        setTree(c1, shared);
        setTree(c2, shared);
        assertTrue(c1.isSame(c2));

        SmbTreeImpl other = mock(SmbTreeImpl.class);
        when(other.acquire(false)).thenReturn(other);
        setTree(c2, other);
        assertFalse(c1.isSame(c2));
    }

    @Test

    return create(AUDIO_TYPE, subtype);
  }

  /**
   * Creates a media type with the "font" type and the given subtype.
   *
   * @throws IllegalArgumentException if subtype is invalid
   */
  static MediaType createFontType(String subtype) {
    return create(FONT_TYPE, subtype);
  }

  /**
   * Creates a media type with the "image" type and the given subtype.
   *

    return create(AUDIO_TYPE, subtype);
  }

  /**
   * Creates a media type with the "font" type and the given subtype.
   *
   * @throws IllegalArgumentException if subtype is invalid
   */
  static MediaType createFontType(String subtype) {
    return create(FONT_TYPE, subtype);
  }

  /**
   * Creates a media type with the "image" type and the given subtype.
   *

    assertEquals("application", newType.type());
    assertEquals("yams", newType.subtype());
  }

  public void testCreateAudioType() {
    MediaType newType = MediaType.createAudioType("yams");
    assertEquals("audio", newType.type());
    assertEquals("yams", newType.subtype());
  }

  public void testCreateFontType() {
    MediaType newType = MediaType.createFontType("yams");