api.fromDependencyCollector(getRestricted().getDependencies().getApi());
                    implementation.fromDependencyCollector(getRestricted().getDependencies().getImplementation());
                }
            }
        """
        file("build-logic/build.gradle") << defineRestrictedPluginBuild()

        and: "a build script that adds dependencies using the custom extension"

        this.jvmImplementation = jvmImplementation;
    }

    public JvmInstallationMetadataMatcher(JavaToolchainSpec spec) {
        this(spec.getLanguageVersion().get(), spec.getVendor().get(), spec.getImplementation().get());
    }

    @Override
    public boolean test(JvmInstallationMetadata metadata) {
        Predicate<JvmInstallationMetadata> predicate = languagePredicate().and(vendorPredicate()).and(this::implementationTest);

            throw new DuplicateMojoDescriptorException(
                    getGoalPrefix(),
                    mojoDescriptor.getGoal(),
                    existing.getImplementation(),
                    mojoDescriptor.getImplementation());
        } else {
            addComponentDescriptor(mojoDescriptor);
        }
    }

    public String getGroupId() {
        return groupId;
    }

        Class<?> workType = workClass.get();
        TypeValidationContext workValidationContext = validationContext.forType(workType, true);
        validateImplementation(workValidationContext, beforeExecutionState.getImplementation(), "Implementation of ", work);
        beforeExecutionState.getAdditionalImplementations()

        vendorProperty.get() >> JvmVendorSpec.IBM

        JavaToolchainSpec spec = Mock(JavaToolchainSpec)
        spec.getLanguageVersion() >> javaLanguageVersionProperty
        spec.getImplementation() >> implementationProperty
        spec.getVendor() >> vendorProperty
        spec.getDisplayName() >> "mock spec"
        spec
    }

    private static String os() {

            @Restricted
            public interface LibraryDependencies extends Dependencies {

                DependencyCollector getApi();

                DependencyCollector getImplementation();

                DependencyCollector getRuntimeOnly();

                DependencyCollector getCompileOnly();

             */
            @SuppressWarnings("UnstableApiUsage")
            @Restricted
            public interface ApplicationDependencies extends Dependencies {
                DependencyCollector getImplementation();
                DependencyCollector getRuntimeOnly();
                DependencyCollector getCompileOnly();
            }
        """

* Outside of Gradle build scripts, you must explicitly call a getter for the `DependencyCollector` and `add`.
** `dependencies.add("implementation", x)` becomes `getImplementation().add(x)`
* You cannot declare dependencies with the `Map` notation from Kotlin and Java.
Use multi-argument methods instead in Kotlin and Java.

                ((ContextEnabled) mojo).setPluginContext(pluginContext);
            }
        }

        if (mojo instanceof Mojo) {
            Logger mojoLogger = LoggerFactory.getLogger(mojoDescriptor.getImplementation());
            ((Mojo) mojo).setLog(new MojoLogWrapper(mojoLogger));
        }

        if (mojo instanceof Contextualizable) {
            pluginValidationManager.reportPluginMojoValidationIssue(