private final byte[] sourceKey;
    private final SrvCopychunk[] chunks;

    /**
     * Constructs a server copy chunk operation request
     * @param sourceKey the resume key identifying the source file
     * @param chunks the array of copy chunk descriptors
     */
    public SrvCopychunkCopy(final byte[] sourceKey, final SrvCopychunk... chunks) {
        this.sourceKey = sourceKey;
        this.chunks = chunks;

  //
  // The forwarding SourceSet also needs to fake out some task names to prevent them from being
  // registered twice.
  //
  // https://github.com/bndtools/bnd/issues/6590
  val jvmMainSourceSet = sourceSets.getByName("jvmMain")
  val mainSourceSet =
    object : SourceSet by jvmMainSourceSet {
      override fun getName() = "main"