.reduce(false, Boolean::logicalOr);

        hasChanges |= pluginDependencyChanges;

        return hasChanges;
    }

    /**
     * Applies subprojects-related inference optimizations.
     * Removes redundant subprojects lists that match direct children.
     */
    private boolean applySubprojectsInference(UpgradeContext context, Document pomDocument, Path pomPath) {
        boolean hasChanges = false;

        List<String> errors = []

        def inspectParametersNullabilityOf = { CtBehavior oldBehavior, CtBehavior newBehavior ->

            List<Boolean> oldParametersNullability = parametersNullabilityOf(oldBehavior)
            List<Boolean> newParametersNullability = parametersNullabilityOf(newBehavior)

            for (int idx = 0; idx < oldParametersNullability.size(); idx++) {

@Named
@Singleton
@Priority(20)
public class CompatibilityFixStrategy extends AbstractUpgradeStrategy {

    @Override
    public boolean isApplicable(UpgradeContext context) {
        UpgradeOptions options = getOptions(context);

        // Handle --all option (overrides individual options)
        boolean useAll = options.all().orElse(false);
        if (useAll) {
            return true;
        }

    @Override
    public Optional<Boolean> showVersionAndExit() {
        if (commandLine.hasOption(CLIManager.SHOW_VERSION_AND_EXIT)) {
            return Optional.of(Boolean.TRUE);
        }
        return Optional.empty();
    }

    @Override
    public Optional<Boolean> showVersion() {
        if (commandLine.hasOption(CLIManager.SHOW_VERSION)) {
            return Optional.of(Boolean.TRUE);
        }

  internal var isDuplex: Boolean = false
    private set

  /** True if there was an exception on the connection to the peer. */
  internal var hasFailure: Boolean = false
    private set

  internal val connection: RealConnection
    get() = codec.carrier as? RealConnection ?: error("no connection for CONNECT tunnels")

  internal val isCoalescedConnection: Boolean

        private final boolean verbose;

        MockInvokerRequest(boolean verbose) {
            this.verbose = verbose;
        }

        boolean effectiveVerbose() {
            return verbose;
        }
    }

    private static class MockOptions {
        private final boolean quiet;

        MockOptions(boolean quiet) {
            this.quiet = quiet;
        }

     * @return true if the OS matches
     *
     */
    public static boolean isFamily(String family, String actualOsName) {
        // windows probing logic relies on the word 'windows' in the OS
        boolean isWindows = actualOsName.contains(FAMILY_WINDOWS);
        boolean is9x = false;
        boolean isNT = false;
        if (isWindows) {
            // there are only four 9x platforms that we look for

    testRotate(new boolean[] {true}, 1, new boolean[] {true});
    testRotate(new boolean[] {true}, 2, new boolean[] {true});

    testRotate(new boolean[] {true, false}, -3, new boolean[] {false, true});
    testRotate(new boolean[] {true, false}, -1, new boolean[] {false, true});
    testRotate(new boolean[] {true, false}, -2, new boolean[] {true, false});

        }
    }

    private TransferListener determineTransferListener(
            final boolean quiet,
            final boolean verbose,
            final CommandLine commandLine,
            final MavenExecutionRequest request) {
        boolean runningOnCI = isRunningOnCI(request.getSystemProperties());
        boolean quietCI = runningOnCI && !commandLine.hasOption(CLIManager.FORCE_INTERACTIVE);

   * address.
   */
  private fun routeMatchesAny(candidates: List<Route>): Boolean =
    candidates.any {
      it.proxy.type() == Proxy.Type.DIRECT &&
        route.proxy.type() == Proxy.Type.DIRECT &&
        route.socketAddress == it.socketAddress
    }

  private fun supportsUrl(url: HttpUrl): Boolean {
    assertLockHeld()

    val routeUrl = route.address.url