} else {
            assertKeyword = false;
        }
        languageLevel = ideaLanguageLevel.getLevel();
        projectJdkName = jdkName;
    }

    public Jdk(boolean assertKeyword, boolean jdk15, String languageLevel, String projectJdkName) {
        this.assertKeyword = assertKeyword;
        this.jdk15 = jdk15;
        this.languageLevel = languageLevel;
        this.projectJdkName = projectJdkName;
    }

"""
        when:
        succeeds "idea"

        then:
        ipr.languageLevel == "JDK_1_7"
        iml('root').languageLevel == null
        iml('child1').languageLevel == null
        iml('child2').languageLevel == null
        iml('child3').languageLevel == null
    }

    @ToBeFixedForConfigurationCache
    void "specific module languageLevel is exposed with derived language level"() {
        given:
        buildFile << """

public class DefaultIdeaJavaLanguageSettings implements Serializable {
    private JavaVersion languageLevel;
    private JavaVersion targetBytecodeVersion;
    private DefaultInstalledJdk jdk;

    public DefaultIdeaJavaLanguageSettings setSourceLanguageLevel(JavaVersion languageLevel) {
        this.languageLevel = languageLevel;
        return this;
    }

        project.plugins.apply(JavaPlugin)
        project.idea.project.languageLevel = sourceLanguageLevel

        when:
        def ideaProject = buildIdeaProjectModel()

        then:
        ideaProject.javaLanguageSettings.languageLevel.toString() == sourceLanguageLevel
        ideaProject.javaLanguageSettings.languageLevel == toJavaVersion(ideaProject.languageLevel)

        where:

    private IdeaLanguageLevel languageLevel;
    private String jdkName;
    private DefaultIdeaJavaLanguageSettings javaLanguageSettings;

    public IdeaLanguageLevel getLanguageLevel() {
        return languageLevel;
    }

    public DefaultIdeaProject setLanguageLevel(IdeaLanguageLevel languageLevel) {
        this.languageLevel = languageLevel;
        return this;
    }

        IdeaLanguageLevel languageLevel = resolveRootLanguageLevel(ideaProjectExt, allIsolatedIdeaModules);
        JavaVersion targetBytecodeVersion = resolveRootTargetBytecodeVersion(ideaProjectExt, allIsolatedIdeaModules);

        DefaultIdeaProject out = buildWithoutChildren(ideaProjectExt, languageLevel, targetBytecodeVersion);

     * When explicitly set in the build script, this setting overrides any calculated values for Idea project
     * and Idea module.
     */
    public void setLanguageLevel(Object languageLevel) {
        this.languageLevel = new IdeaLanguageLevel(languageLevel);
    }

    /**
     * The target bytecode version to use for this project.
     * <p>

            }
            idea.module.languageLevel = new IdeaLanguageLevel(21)
            idea.module.targetBytecodeVersion = JavaVersion.VERSION_21
        """

        when: "fetching without Isolated Projects"
        def originalIdeaModel = fetchModel(IdeaProject)

        then:
        fixture.assertNoConfigurationCache()
        originalIdeaModel.javaLanguageSettings.languageLevel == JavaVersion.VERSION_1_8

        then:
        ideaProject.javaLanguageSettings.languageLevel == JavaVersion.VERSION_1_7
        ideaProject.modules.find { it.name == 'root' }.javaLanguageSettings == null
        ideaProject.modules.find { it.name == 'child1' }.javaLanguageSettings == null
        ideaProject.modules.find { it.name == 'child2' }.javaLanguageSettings.languageLevel == JavaVersion.VERSION_1_2

        boolean jdk15 = Boolean.parseBoolean((String) projectRoot.attribute("jdk-15"));
        String languageLevel = (String) projectRoot.attribute("languageLevel");
        String jdkName = (String) projectRoot.attribute("project-jdk-name");
        jdk = new Jdk(assertKeyword, jdk15, languageLevel, jdkName);
    }

    private void loadProjectLibraries() {
        Node libraryTable = findOrCreateLibraryTable();