/**
     * The parent scope for this and all settings objects.
     *
     * Gradle runtime.
     */
    ClassLoaderScope getBaseClassLoaderScope();

    /**
     * The scope for this settings object.
     *
     * Gradle runtime + this object's script's additions.
     */
    ClassLoaderScope getClassLoaderScope();

    ServiceRegistry getServices();

    @Override

        classes.putInstance(id, newType)
        return newType
    }

    private
    fun ReadContext.readScope(): ClassLoaderScope {
        val id = readSmallInt()
        val scope = scopes.getInstance(id)
        if (scope != null) {
            return scope as ClassLoaderScope
        }

        val parent = if (readBoolean()) {
            readScope()
        } else {

    BuildState buildState = Mock(BuildState)
    ProjectState rootProjectState = Mock(ProjectState)

    def rootProjectClassLoaderScope = Mock(ClassLoaderScope)
    def baseProjectClassLoaderScope = Mock(ClassLoaderScope) {
        1 * createChild("root-project[:]", null) >> rootProjectClassLoaderScope
    }

    @Rule

import java.util.ArrayList;
import java.util.List;

public class DefaultClassLoaderScope extends AbstractClassLoaderScope {

    public static final String STRICT_MODE_PROPERTY = "org.gradle.classloaderscope.strict";

    private final ClassLoaderScope parent;

    private boolean locked;

    protected ClassPath export = ClassPath.EMPTY;
    private List<ClassLoader> exportLoaders; // if not null, is not empty

        return new ScriptPluginImpl(scriptSource, (ScriptHandlerInternal) scriptHandler, targetScope, baseScope, topLevelScript);
    }

    private class ScriptPluginImpl implements ScriptPlugin {
        private final ScriptSource scriptSource;
        private final ClassLoaderScope targetScope;

/**
 * Tracks plugin versions available at different {@link org.gradle.api.internal.initialization.ClassLoaderScope scopes}.
 */
@ServiceScope(Scope.Build.class)
public class PluginVersionTracker {

    final Map<ClassLoaderScope, Map<String, String>> pluginVersionsPerScope = new ConcurrentHashMap<>();

    public void setPluginVersionAt(ClassLoaderScope scope, String pluginId, String pluginVersion) {

import spock.lang.Specification

class DefaultSettingsCommonTest extends Specification {

    File settingsDir
    StartParameter startParameter
    ClassLoaderScope rootClassLoaderScope = Mock(ClassLoaderScope)
    ClassLoaderScope classLoaderScope = Mock(ClassLoaderScope)
    ScriptSource scriptSourceMock = Mock(ScriptSource)
    GradleInternal gradleMock = Mock(GradleInternal)

import org.gradle.api.initialization.dsl.ScriptHandler;
import org.gradle.api.internal.initialization.ClassLoaderScope;
import org.gradle.groovy.scripts.ScriptSource;

public interface ScriptPluginFactory {
    ScriptPlugin create(ScriptSource scriptSource, ScriptHandler scriptHandler, ClassLoaderScope targetScope, ClassLoaderScope baseScope, boolean topLevelScript);

import org.gradle.api.internal.initialization.ClassLoaderScope;
import org.gradle.api.internal.initialization.RootClassLoaderScope;
import org.gradle.api.internal.initialization.loadercache.ClassLoaderCache;

public class DefaultClassLoaderScopeRegistry implements ClassLoaderScopeRegistry {

    private final ClassLoaderScope coreAndPluginsScope;
    private final ClassLoaderScope coreScope;

    }

    @Override
    public ScriptHandlerInternal create(ScriptSource scriptSource, ClassLoaderScope classLoaderScope) {
        return create(scriptSource, classLoaderScope, RootScriptDomainObjectContext.INSTANCE);
    }

    @Override
    public ScriptHandlerInternal create(ScriptSource scriptSource, ClassLoaderScope classLoaderScope, DomainObjectContext context) {