return getTree().all(type, predicate)
    }

    @Override
    BuildOperationRecord first(Pattern displayName) {
        return getTree().first(displayName)
    }

    @Override
    List<BuildOperationRecord> all() {
        return getTree().all()
    }

    @Override

     */
    public interface Callable<T, E extends Throwable> {
        T call() throws E;
    }

    public <T, E extends Throwable> T with(@Nullable BuildOperationRef state, Callable<T, E> block) throws E {
        BuildOperationRef oldState = get();
        try {
            set(state);
            return block.call();
        } finally {
            set(oldState);
        }
    }

            thread.blockUntil.running
            lifecycle.stop()
            instant.stopped
        }

        then:
        instant.finished < instant.stopped
    }

    def "multiple threads can call stop() concurrently"() {
        expect:
        async {
            start {
                lifecycle.use {
                    instant.running
                    thread.block()
                }

import java.util.Map;

/**
 * An immutable view of all properties available for build options, calculated from command-line options, the environment and the various
 * properties files.
 */
public interface AllProperties {
    /**
     * Returns the system properties defined as command-line options.
     */
    Map<String, String> getRequestedSystemProperties();

    /**

     */
    void enqueue(Runnable task);

    /**
     * Runs the given action, blocking until the result is available.
     *

    }

    @Override
    List<BuildOperationRecord> all() {
        return operations.records.values().toList()
    }

    @Override
    List<BuildOperationRecord> all(Pattern displayName) {
        return operations.records.values().findAll { it.displayName ==~ displayName }
    }

    @Override
    BuildOperationRecord only(Pattern displayName) {
        def records = all(displayName)
        if (records.isEmpty()) {

/**
 * The outputs of a graph resolution. All results on this type are lazy. Resolution is only performed
 * when the results are accessed.
 *
 * TODO: This type is intended to be made public in future Gradle versions, in some form.
 */
@HasInternalProtocol
public interface ResolutionOutputs {

    /**
     * A {@link FileCollection} containing all resolved files. The returned collection

        if (allServices.containsKey(serviceType)) {
            return Cast.uncheckedNonnullCast(allServices.get(serviceType));
        }
        List<T> all = delegate.getAll(serviceType);
        allServices.put(serviceType, all);
        return all;
    }

    @Override
    public synchronized <T> DefaultServiceLocator.ServiceFactory<T> getFactory(Class<T> serviceType) throws UnknownServiceException {

        this.strict = false;
        return this;
    }

    /**
     * Providing a scope makes the resulting {@link ServiceRegistry}
     * validate all registered services for being annotated with the given scope.
     * <p>
     * All registered services require the {@link org.gradle.internal.service.scopes.ServiceScope @ServiceScope}
     * annotation to be present and contain the given scope.
     *

    def "captures plugin application events"() {
        given:
        file("build.gradle") << "apply plugin: 'java'"

        when:
        succeeds "build"

        then:
        def plugins = operations.all(ApplyPluginBuildOperationType) {
            it.details.targetType == "project" &&
                it.details.targetPath == ":" &&
                it.details.buildPath == ":"
        }