this.jdk = targetRuntime;
        return this;
    }

    public JavaVersion getSourceLanguageLevel() {
        return sourceLanguageLevel;
    }

    public JavaVersion getTargetBytecodeVersion() {
        return targetBytecodeVersion;
    }

    public DefaultInstalledJdk getJdk() {
        return jdk;
    }

     */
    public @Nullable IdeaLanguageLevel getRawLanguageLevel() {
        return languageLevel;
    }

    /**
     * Returns the user-defined value for the {@link #getTargetBytecodeVersion()} without triggering
     * the convention computation that is not compatible with Isolated Projects.
     */
    public @Nullable JavaVersion getRawTargetBytecodeVersion() {
        return targetBytecodeVersion;

     * @throws UnsupportedMethodException For Gradle versions older than 2.11, where this method is not supported.
     * @since 2.11
     */
    JavaVersion getTargetBytecodeVersion() throws UnsupportedMethodException;

    /**
     * Returns the JDK used for building.
     *
     * @return The JDK. Never returns {@code null}.

     * @throws UnsupportedMethodException For provider Gradle versions older than 2.11, where this method is not supported.
     */
    JavaVersion getTargetBytecodeVersion() throws UnsupportedMethodException;

    /**
     * Returns the JDK used for building.
     *
     * @return The JDK, or {@code null} if this value should be inherited.

        this.jdk = jdk;
        return this;
    }

    public JavaVersion getLanguageLevel() {
        return languageLevel;
    }

    public JavaVersion getTargetBytecodeVersion() {
        return targetBytecodeVersion;
    }

    public DefaultInstalledJdk getJdk() {
        return jdk;
    }

        JavaVersion projectSourceLanguageLevel = IdeaModuleBuilderSupport.convertToJavaVersion(projectModel.getLanguageLevel());
        JavaVersion projectTargetBytecodeLevel = projectModel.getTargetBytecodeVersion();

        DefaultIdeaProject out = new DefaultIdeaProject()
            .setName(projectModel.getName())
            .setJdkName(projectModel.getJdkName())

     */
    @Nullable
    public IdeaLanguageLevel getRawLanguageLevel() {
        return languageLevel;
    }

    /**
     * Returns the user-defined value for the {@link #getTargetBytecodeVersion()} without triggering
     * the convention computation that is not compatible with Isolated Projects.
     */
    @Nullable
    public JavaVersion getRawTargetBytecodeVersion() {