assertTrue(exception instanceof Exception);
            assertTrue(exception instanceof Throwable);
        }

        @Test
        @DisplayName("Should preserve message through exception chain")
        void testMessagePreservation() {
            String originalMessage = "Original error";
            TransportException original = new TransportException(originalMessage);

/**
 * A model resolver to assist building of dependency POMs. This resolver gives priority to those repositories that have
 * been initially specified and repositories discovered in dependency POMs are recessively merged into the search chain.
 *
 * @see DefaultArtifactDescriptorReader
 * @deprecated since 4.0.0, use {@code maven-api-impl} jar instead
 */
@Deprecated(since = "4.0.0")
class DefaultModelResolver implements ModelResolver {

		confirms := ch.NotifyPublish(make(chan amqp091.Confirmation, 1))
		if err := ch.Confirm(false); err != nil {
			ch.Close()
			return nil, nil, err
		}
		return ch, confirms, nil
	}

	return ch, nil, nil
}

// send - sends an event to the AMQP091.
func (target *AMQPTarget) send(eventData event.Event, ch *amqp091.Channel, confirms chan amqp091.Confirmation) error {

		// not be required but makes reproduction much easier.
		nsLk.lockMapMutex.Lock()

		// lk3 blocks.
		lk3ch := make(chan bool)
		go func() {
			lk3ch <- nsLk.lock(ctx, "volume", "path", "source", "opsID", false, 0)
		}()

		// lk4, blocks.
		lk4ch := make(chan bool)
		go func() {
			lk4ch <- nsLk.lock(ctx, "volume", "path", "source", "opsID", false, 0)
		}()
		runtime.Gosched()

// Singleton contains a pointer to T that must be set once.
// Until the value is set all Get() calls will block.
type Singleton[T any] struct {
	v   *T
	set chan struct{}
}

// NewSingleton creates a new unset singleton.
func NewSingleton[T any]() *Singleton[T] {
	return &Singleton[T]{set: make(chan struct{}), v: nil}
}

// Get will return the singleton value.
func (s *Singleton[T]) Get() *T {
	<-s.set
	return s.v
}

     * @param b the data buffer containing bytes to write
     * @param off the offset in the buffer where data starts
     * @param len the number of bytes to write
     * @param andx the next command in the AndX chain, or null
     */
    public SmbComWriteAndX(final Configuration config, final int fid, final long offset, final int remaining, final byte[] b, final int off,
            final int len, final ServerMessageBlock andx) {

     * @param access the desired access mode
     * @param shareAccess the share access mode
     * @param flags the open flags
     * @param fileAttributes the file attributes
     * @param andx the next command in the chain
     */
    public SmbComOpenAndX(final Configuration config, final String fileName, final int access, final int shareAccess, final int flags,
            final int fileAttributes, final ServerMessageBlock andx) {

    /**
     * Test for unwrap with nested wrapping.
     * Verifies that unwrap works correctly with multiple levels of wrapping.
     */
    @Test
    void testUnwrap_nestedWrapping() {
        // Create a chain of wrapped trees
        CustomSmbTree innerTree = mock(CustomSmbTree.class);
        ExtendedSmbTree middleTree = mock(ExtendedSmbTree.class);

        when(smbTree.unwrap(ExtendedSmbTree.class)).thenReturn(middleTree);

	saver := z.serverPools[o.pool].sets[o.set]

	// Disconnect from call above, but cancel on exit.
	listCtx, cancel := context.WithCancel(GlobalContext)
	saveCh := make(chan metaCacheEntry, metacacheBlockSize)
	inCh := make(chan metaCacheEntry, metacacheBlockSize)
	outCh := make(chan metaCacheEntry, o.Limit)

	filteredResults := o.gatherResults(ctx, outCh)

	mc := o.newMetacache()

      the current project.

      NOTE: This will likely contain much more than the direct dependencies of the
      current POM, since Maven uses transitive, or chained, dependency resolution.
    ]]></description>
  </expression>
  <expression>
    <syntax>project.parentArtifact</syntax>
    <configuration>
      <![CDATA[
    <parent>
      <groupId>project.group</groupId>