import org.eclipse.aether.repository.RemoteRepository;

/**
 * Caches plugin class realms. <strong>Warning:</strong> This is an internal utility interface that is only public for
 * technical reasons, it is not part of the public API. In particular, this interface can be changed or deleted without
 * prior notice.
 *
 */
public interface PluginRealmCache {
    /**
     * CacheRecord
     */

// the O_DIRECT symbol may not be exposed resulting in a failed build.
//
//
// On illumos an explicit O_DIRECT flag is not necessary for two primary
// reasons. Note that ZFS is effectively the default filesystem on illumos
// systems.
//
// One benefit of using DirectIO on Linux is that the page cache will not be

     */
    void mergeDuplicates(Model model, ModelBuildingRequest request, ModelProblemCollector problems);

    /**
     * Sets default values in the specified model that for technical reasons cannot be set directly in the Modello
     * definition.
     *
     * @param model The model in which to set the default values, must not be {@code null}.

import org.apache.maven.project.MavenProject;
import org.eclipse.aether.RepositorySystemSession;

/**
 * Caches project artifacts. <strong>Warning:</strong> This is an internal utility interface that is only public for
 * technical reasons, it is not part of the public API. In particular, this interface can be changed or deleted without
 * prior notice.
 *
 */
public interface ProjectArtifactsCache {

    /**
     * A cache key.
     */

        return new CachingState(Either.right(new Disabled(disabledReasons, cacheKeyCalculatedState)));
    }

    public static CachingState disabledWithoutInputs(CachingDisabledReason reason) {
        return disabled(ImmutableList.of(reason), null, null);
    }

    public Optional<Enabled> whenEnabled() {
        return delegate.getLeft();
    }

    public Optional<Disabled> whenDisabled() {

import org.apache.maven.plugin.MojoExecution;

/**
 * Assists in firing execution events. <strong>Warning:</strong> This is an internal utility class that is only public
 * for technical reasons, it is not part of the public API. In particular, this class can be changed or deleted without
 * prior notice.
 *
 */
@Named
@Singleton
public class DefaultExecutionEventCatapult implements ExecutionEventCatapult {

        Path targetProjectPath = ((ProjectComponentIdentifierInternal) projectIdentifier).getIdentityPath();
        if (!targetProjectPath.equals(currentProjectPath)) {

            // TODO: We should relax this check. For legacy reasons we are not tracking cross-build project
            // dependencies, but we should be. Removing this condition breaks some Isolated Projects tests,

	return uint128{u.hi + carry, lo}
}

// halves returns the two uint64 halves of the uint128.
//
// Logically, think of it as returning two uint64s.
// It only returns pointers for inlining reasons on 32-bit platforms.
func (u *uint128) halves() [2]*uint64 {
	return [2]*uint64{&u.hi, &u.lo}
}

// bitsSetFrom returns a copy of u with the given bit
// and all subsequent ones set.

import org.eclipse.aether.repository.RemoteRepository;
import org.eclipse.aether.repository.RepositoryPolicy;

/**
 * <strong>Warning:</strong> This is an internal utility class that is only public for technical reasons, it is not part
 * of the public API. In particular, this class can be changed or deleted without prior notice.
 *
 */
public class ArtifactDescriptorUtils {

    public static Artifact toPomArtifact(Artifact artifact) {

 * <p>Use this class instead of direct calls to {@link System#nanoTime} for two reasons:
 *
 * <ul>
 *   <li>The raw {@code long} values returned by {@code nanoTime} are meaningless and unsafe to use
 *       in any other way than how {@code Stopwatch} uses them.
 *   <li>An alternative source of nanosecond ticks can be substituted, for example for testing or
 *       performance reasons, without affecting most of your code.
 * </ul>
 *