this.model = model;
        this.request = request;
        this.problems = problems;
    }

    @Override
    public Model getModel() {
        return model;
    }

    @Override
    public ModelBuildingRequest getRequest() {
        return request;
    }

    @Override
    public ModelProblemCollector getProblems() {

/**
 * Represents a maven plugin runtime
 *
 * @since 4.0.0
 */
@Experimental
public interface Plugin {

    @Nonnull
    org.apache.maven.api.model.Plugin getModel();

    @Nonnull
    PluginDescriptor getDescriptor();

    @Nonnull
    List<Lifecycle> getLifecycles();

    @Nonnull
    ClassLoader getClassLoader();

    @Nonnull
    Artifact getArtifact();

    private List<String> fatals = new ArrayList<>();

    public SimpleProblemCollector() {}

    public SimpleProblemCollector(Model model) {
        this.model = model;
    }

    public Model getModel() {
        return model;
    }

    public List<String> getWarnings() {
        return warnings;
    }

    public List<String> getErrors() {
        return errors;
    }

        return result;
    }

    /**
     * Gets the model that could not be built properly.
     *
     * @return The erroneous model or {@code null} if not available.
     */
    public Model getModel() {
        if (result == null) {
            return null;
        }
        if (result.getEffectiveModel() != null) {
            return result.getEffectiveModel();
        }
        return result.getRawModel();

        Parent parent = new Parent();
        parent.setGroupId(parentProject.getGroupId());
        parent.setArtifactId(parentProject.getArtifactId());
        project.getModel().setParent(parent);
        return project;
    }

    private MavenProject getMavenProject(String artifactId) {
        MavenProject mavenProject = new MavenProject();
        mavenProject.setGroupId(GROUP_ID);

        MavenProject project = session.getCurrentProject();
        if (project != null) {
            setRepositories(project.getRemotePluginRepositories());
            setPom(project.getModel());
        }

        setPluginGroups(session.getPluginGroups());
    }

    @Override
    public String getPrefix() {
        return prefix;
    }

    @Override

        };
    }

    @Test
    void testGetModel() {
        ToolchainModel model = new ToolchainModel();
        DefaultToolchain toolchain = newDefaultToolchain(model);
        assertEquals(model, toolchain.getModel());
    }

    @Test
    void testGetType() {
        ToolchainModel model = new ToolchainModel();
        DefaultToolchain toolchain = newDefaultToolchain(model, "TYPE");

    public Plugin getPluginDefinitionForPrefix(String prefix, MavenSession session, MavenProject project) {
        PluginPrefixRequest request = new DefaultPluginPrefixRequest(prefix, session);
        request.setPom(project.getModel());

        try {
            PluginPrefixResult result = pluginPrefixResolver.resolve(request);

            Plugin plugin = new Plugin();
            plugin.setGroupId(result.getGroupId());

    public Map<String, String> getEffectiveProperties(@Nullable Project project) {
        HashMap<String, String> result = new HashMap<>(getSystemProperties());
        if (project != null) {
            result.putAll(project.getModel().getProperties());
        }
        result.putAll(getUserProperties());
        return result;
    }

    @Nonnull
    @Override
    public Version getMavenVersion() {

     *
     * @return the toolchain type
     */
    String getType();

    /**
     * Gets the underlying toolchain model.
     *
     * @return the toolchain model
     */
    ToolchainModel getModel();

    /**
     * Gets the platform tool executable.
     *
     * @param toolName the tool platform independent tool name
     * @return file representing the tool executable, or null if the tool cannot be found