* existance of the file and it's creation are an atomic operation with
     * respect to other filesystem activities.
     * @throws SmbException if an error occurs while creating the file
     */
    public void createNewFile() throws SmbException {
        if (getUncPath0().length() == 1) {
            throw new SmbException("Invalid operation for workgroups, servers, or shares");
        }

                log.debug("Failed to close after failure", e2);
                e.addSuppressed(e2);
            }
            throw e;
        }
    }

    @Override
    public void createNewFile() throws SmbException {
        if (this.fileLocator.isRootOrShare()) {
            throw new SmbException("Invalid operation for workgroups, servers, or shares");
        }

    
    // Get initial listing (establishes cache)
    SmbFile[] initialFiles = dir.listFiles();
    
    // Create new file
    testFile.createNewFile();
    
    // Wait for change notification
    Thread.sleep(2000);
    
    // Cache should be invalidated, new listing should include new file
    SmbFile[] updatedFiles = dir.listFiles();

    
    SmbFile file = new SmbFile("smb://server/share/test.txt", context);
    
    // Should work even if RDMA provider is not available
    file.createNewFile();
    assertTrue(file.exists());
}
```

## 8. Performance Monitoring

### 8.1 RDMA Statistics
```java
public class RdmaStatistics {

    CIFSContext context = getTestContext();
    context.getConfig().setProperty("jcifs.smb.client.useWitness", "true");
    
    SmbFile file = new SmbFile("smb://cluster-server/share/test.txt", context);
    file.createNewFile();
    
    // Monitor for witness notifications
    TestWitnessListener listener = new TestWitnessListener();
    
    // Simulate cluster failover (would require test environment setup)

   */
  @SuppressWarnings("GoodTime") // reading system time without TimeSource
  public static void touch(File file) throws IOException {
    checkNotNull(file);
    if (!file.createNewFile() && !file.setLastModified(System.currentTimeMillis())) {
      throw new IOException("Unable to update modification time of " + file);
    }
  }

  /**