*
     * @param functions A collection of functions, each taking a String as input and returning a String.
     * @return A function that applies each function in the collection in order until a non-null result is found.
     *         If all functions return null, the composite function returns null.
     *
     * @throws NullPointerException if the input collection is null or contains null elements.
     */

**ResponseProcessor**: `DefaultResponseProcessor`, `SitemapsResponseProcessor`, `NullResponseProcessor`
**Transformer**: `HtmlTransformer`, `XmlTransformer`, `FileTransformer`, etc.
**Extractor**: Weight-based selection (tries in descending weight order)

### Key Extractors

`TikaExtractor` (1000+ formats), `PdfExtractor`, `MsWordExtractor`, `MsExcelExtractor`, `MsPowerPointExtractor`, `ZipExtractor`, `HtmlExtractor`, etc.

**Registration**:
```java

                    }
                },
                PROJECT_PREFIXES,
                false);

        List<ValueSource> valueSources = new ArrayList<>(9);

        // NOTE: Order counts here!
        valueSources.add(basedirValueSource);
        valueSources.add(baseUriValueSource);
        valueSources.add(new BuildTimestampValueSource(config.getBuildStartTime(), timestampFormat));

 * collector by only using a constant number of internal objects.
 *
 * <p>If there are no removals, then iteration order for the {@link #entrySet}, {@link #keySet}, and
 * {@link #values} views is the same as insertion order. Any removal invalidates any ordering
 * guarantees.
 *
 * <p>This class should not be assumed to be universally superior to {@code java.util.HashMap}.

 * <p>The executor follows these main steps:</p>
 * <ol>
 *   <li>Initial plan creation based on project dependencies and task segments</li>
 *   <li>Concurrent execution of build steps while maintaining dependency order</li>
 *   <li>Dynamic replanning when necessary (e.g., for forked executions)</li>
 *   <li>Project setup, execution, and teardown phases management</li>
 * </ol>
 *
 * <h2>Thread Management:</h2>

   *     always a bug if {@code formal} isn't a type variable and contains no type variable. Make
   *     sure you are passing the two parameters in the right order.
   * @param actual The type that the formal type variable(s) are mapped to. It can be or contain yet
   *     other type variables, in which case these type variables will be further resolved if

        // if value is non-null: we allow only plugins that have enlisted artifactId only
        // ---
        // end game is: settings enlisted groupIds are obeying order and are "free for all" (artifactId)
        // while POM enlisted plugins coming from non-enlisted settings groupIds (ie conflict of prefixes)
        // will prevail/win.

     */
    private byte[] createValidSecurityDescriptorBuffer(int size) {
        ByteBuffer buffer = ByteBuffer.allocate(size);
        buffer.order(ByteOrder.LITTLE_ENDIAN);

        // Security descriptor header
        buffer.put((byte) 0x01); // Revision
        buffer.put((byte) 0x00); // Padding

        verify(mockEntry, times(1)).lastModified();
        verify(mockEntry, times(1)).lastAccess();
        verify(mockEntry, times(1)).length();
        verify(mockEntry, never()).getFileIndex();

        // Verify order among a subset of calls
        InOrder inOrder = inOrder(mockEntry);
        inOrder.verify(mockEntry).getName();
        inOrder.verify(mockEntry, times(2)).getType();
    }

    @Test

            SynchronousQueue(),
            threadFactory("$okHttpName Dispatcher", false),
          )
      }
      return executorServiceOrNull!!
    }

  /** Ready async calls in the order they'll be run. */
  private val readyAsyncCalls = ArrayDeque<AsyncCall>()

  /** Running asynchronous calls. Includes canceled calls that haven't finished yet. */
  private val runningAsyncCalls = ArrayDeque<AsyncCall>()