import org.gradle.internal.component.ResolutionFailureHandler;

import javax.annotation.Nullable;
import java.util.List;

public interface GraphSelectionCandidates {

    /**
     * Returns the set of variants to select from during attribute matching, or an empty list of this
     * component does not support attribute matching.
     */
    List<? extends VariantGraphResolveState> getVariantsForAttributeMatching();

    /**

	EvGoStart           = 14 // goroutine starts running [timestamp, goroutine id, seq]
	EvGoEnd             = 15 // goroutine ends [timestamp]
	EvGoStop            = 16 // goroutine stops (like in select{}) [timestamp, stack]
	EvGoSched           = 17 // goroutine calls Gosched [timestamp, stack]
	EvGoPreempt         = 18 // goroutine is preempted [timestamp, stack]

import org.gradle.internal.component.resolution.failure.ResolutionCandidateAssessor;

import java.util.List;

/**
 * A {@link ResolutionFailure} that specializes {@link IncompatibleResolutionFailure} to represent a
 * failure to select a variant for a component when building a dependency resolution graph.
 */
public final class IncompatibleGraphVariantFailure extends IncompatibleResolutionFailure {

        return selectLegacyConfigurations(variantSelector, consumerAttributes, targetComponentState, consumerSchema);
    }

    /**
     * Select target graph variants in an ecosystem-dependent manner.
     *
     * This method is called when the target component does not have variants to select from.
     */
    protected abstract GraphVariantSelectionResult selectLegacyConfigurations(
        GraphVariantSelector variantSelector,

	defer callhomeTimer.Stop()

	for {
		if !globalCallhomeConfig.Enabled() {
			// Stop the processing as callhome got disabled
			return false
		}

		select {
		case <-ctx.Done():
			// indicates that we do not need to run callhome anymore
			return false
		case <-callhomeTimer.C:
			if !globalCallhomeConfig.Enabled() {
				// Stop the processing as callhome got disabled

func doRequest(useSelect bool) (*response, error) {
	type async struct {
		resp *response
		err  error
	}
	ch := make(chan *async, 0)
	done := make(chan struct{}, 0)

	if useSelect {
		go func() {
			select {
			case ch <- &async{resp: nil, err: myError{}}:
			case <-done:
			}
		}()
	} else {
		go func() {
			ch <- &async{resp: nil, err: myError{}}
		}()
	}

	r := <-ch
	runtime.Gosched()

//     If somehow we do not shutdown from the SIGTERM fast enough, we may get a SIGKILL later.
func (a *Agent) Run(ctx context.Context) {
	log.Info("Starting proxy agent")
	go a.runWait(a.abortCh)

	select {
	case status := <-a.statusCh:
		if status.err != nil {
			if status.err.Error() == errOutOfMemory {
				log.Warnf("Envoy may have been out of memory killed. Check memory usage and limits.")
			}

	flag.StringVar(&secretKey, "secret-key", "zuf+tfteSlswRu7BJ86wekitnifILbZam1KYY3TG", "S3 Secret Key")
	flag.StringVar(&bucket, "bucket", "", "Select a specific bucket")
	flag.StringVar(&prefix, "prefix", "", "Select a prefix")
	flag.BoolVar(&debug, "debug", false, "Prints HTTP network calls to S3 endpoint")
	flag.BoolVar(&versions, "versions", false, "Verify all versions")

        }
        return result;
    }

    private String buildUnknownArtifactVariantFailureMsg(UnknownArtifactSelectionFailure failure) {
        return String.format("Could not select a variant of %s that matches the consumer attributes.", failure.getRequestedName());
    }

	defer handlers.Unlock()

	for c, h := range handlers.m {
		if h.want(n) {
			// send but do not block for it
			select {
			case c <- sig:
			default:
			}
		}
	}

	// Avoid the race mentioned in Stop.
	for _, d := range handlers.stopping {
		if d.h.want(n) {
			select {
			case d.c <- sig:
			default:
			}
		}
	}
}