*/
@ServiceScope(Scope.Build.class)
public interface ToolingModelBuilderRegistry {
    void register(ToolingModelBuilder builder);

    ToolingModelBuilder getBuilder(String modelName) throws UnknownModelException;

import org.gradle.api.model.ObjectFactory;
import org.gradle.tooling.provider.model.ToolingModelBuilderRegistry;

import javax.inject.Inject;

public class ModelBuilderPlugin implements Plugin<Project> {

    private final ToolingModelBuilderRegistry registry;

    @Inject
    public ModelBuilderPlugin(ObjectFactory factory, ToolingModelBuilderRegistry registry) {
        this.registry = registry;
    }

    @Override

package org.gradle.language.cpp.internal.tooling;

import org.gradle.internal.service.ServiceRegistration;
import org.gradle.internal.service.scopes.AbstractGradleModuleServices;
import org.gradle.tooling.provider.model.ToolingModelBuilderRegistry;
import org.gradle.tooling.provider.model.internal.BuildScopeToolingModelBuilderRegistryAction;

public class ToolingNativeServices extends AbstractGradleModuleServices {
    @Override

// Plugin is responsible for registering a custom tooling model builder
// (OrtModelBuilder) with the ToolingModelBuilderRegistry, which allows
// IDEs and other tools to access the custom tooling model.
class OrtModelPlugin implements Plugin<Project> {
    ToolingModelBuilderRegistry registry

    OrtModelPlugin(ToolingModelBuilderRegistry registry) {
        this.registry = registry
    }

    void apply(Project project) {

import org.gradle.api.Action;
import org.gradle.tooling.provider.model.ToolingModelBuilderRegistry;

/**
 * Action on {@link ToolingModelBuilderRegistry} to register builders at build scope.
 *
 * @since 4.0
 */
public interface BuildScopeToolingModelBuilderRegistryAction extends Action<ToolingModelBuilderRegistry> {

import org.gradle.tooling.provider.model.ToolingModelBuilder;
import org.gradle.tooling.provider.model.ToolingModelBuilderRegistry;

/**
 * A plugin that exposes a custom tooling model.
 */
public class CustomPlugin implements Plugin<Project> {
    private final ToolingModelBuilderRegistry registry;

    /**
     * Need to use a {@link ToolingModelBuilderRegistry} to register the custom tooling model, so inject this into
     * the constructor.
     */

class CustomToolingModelCrossVersionSpec extends ToolingApiSpecification {
    def setup() {
        toolingApi.requireDaemons()

        file('build.gradle') << """
import org.gradle.tooling.provider.model.ToolingModelBuilderRegistry
import org.gradle.tooling.provider.model.ToolingModelBuilder
import javax.inject.Inject

allprojects {
    apply plugin: CustomPlugin
}

class CustomModel implements Serializable {

        buildFile << """
            import ${Inject.name}
            import ${ToolingModelBuilderRegistry.name}
            import ${ToolingModelBuilder.name}

            abstract class SomePlugin implements Plugin<Project> {
                @Inject
                abstract ToolingModelBuilderRegistry getRegistry();

                void apply(Project project) {

class CustomToolingModelCrossVersionSpec extends ToolingApiSpecification {
    def setup() {
        file('build.gradle') << """
import org.gradle.tooling.provider.model.ToolingModelBuilderRegistry
import org.gradle.tooling.provider.model.ToolingModelBuilder
import javax.inject.Inject

allprojects {
    apply plugin: CustomPlugin
}

class CustomModel implements Serializable {

        file('b').mkdirs()

        buildFile << """
allprojects {
    description = "project \$name"
    apply plugin: CustomPlugin
    task buildStuff
}

import org.gradle.tooling.provider.model.ToolingModelBuilderRegistry
import org.gradle.tooling.provider.model.ToolingModelBuilder
import javax.inject.Inject

class CustomModel implements Serializable {
    String value
}
class CustomBuilder implements ToolingModelBuilder {