}

    protected List<CoreExtension> readCoreExtensionsDescriptorFromFile(Path extensionsFile, boolean allowMetaVersions) {
        try {
            if (extensionsFile != null && Files.exists(extensionsFile)) {
                try (InputStream is = Files.newInputStream(extensionsFile)) {
                    return validateCoreExtensionsDescriptorFromFile(
                            extensionsFile,

      multimap.put(elements[i], i);
    }
  }

  /**
   * Implements {@code Multimap.put()} -- and no other methods -- for a {@code Map} by ignoring all
   * but the latest value for each key. This class exists only so that we can use {@link
   * MultimapsCollectionTest#populateMultimapForGet(Multimap, String[])} and similar methods to
   * populate a map to be passed to {@link Multimaps#forMap(Map)}. All tests should run against the

	return !r.isFull && r.w == r.r
}

// CloseWithError closes the writer; reads will return
// no bytes and the error err, or EOF if err is nil.
//
// CloseWithError never overwrites the previous error if it exists
// and always returns nil.
func (r *RingBuffer) CloseWithError(err error) {
	if err == nil {
		err = io.EOF
	}
	r.setErr(err, false)
}

// CloseWriter closes the writer.

    
    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 {
    private final AtomicLong rdmaReads = new AtomicLong();

   *     Corresponds to `FLAG_FIN`.
   * @param flushHeaders true to force flush the response headers. This should be true unless the
   *     response body exists and will be written immediately.
   */
  @Throws(IOException::class)
  fun writeHeaders(
    responseHeaders: List<Header>,
    outFinished: Boolean,
    flushHeaders: Boolean,
  ) {

    for (ClassPath.LocationInfo location :
        ClassPath.locationsFrom(ClassPathTest.class.getClassLoader())) {
      if (!location.file().isDirectory() && location.file().exists()) {
        return location.file();
      }
    }
    throw new AssertionError("Failed to find a jar file");
  }

        final String fileName = artifact.getFileName();
        final Path jarPath = Paths.get(ResourceUtil.getPluginPath().toString(), fileName);
        if (!Files.exists(jarPath)) {
            throw new PluginException(fileName + " does not exist.");
        }

        switch (artifact.getType()) {
        case THEME:
            ComponentUtil.getThemeHelper().uninstall(artifact);

   * each computation is affected by a call to {@code clear()} (and therefore gets passed to the
   * removal listener), or else is not affected by the {@code clear()} (and therefore exists in the
   * cache afterward).
   */
  @GwtIncompatible // QueuingRemovalListener

  @SuppressWarnings("ThreadPriorityCheck") // TODO: b/175898629 - Consider onSpinWait.

        }

        return layout;
    }

    /**
     * In the future, the legacy system might encounter repository types for which no layout components exists because
     * the actual communication with the repository happens via a repository connector. As a minimum, the legacy system

		ETag:       partETag,
		Size:       partSize,
		ActualSize: actualSize,
		ModTime:    modTime,
		Index:      idx,
		Checksums:  checksums,
	}

	// Update part info if it already exists.
	for i, part := range fi.Parts {
		if partNumber == part.Number {
			fi.Parts[i] = partInfo
			return
		}
	}

	// Proceed to include new part info.
	fi.Parts = append(fi.Parts, partInfo)