public DefaultIdeaLanguageLevel(String level) {
        this.level = level;
    }

    public boolean isJDK_1_4() {
        return "JDK_1_4".equals(level);
    }

    public boolean isJDK_1_5() {
        return "JDK_1_5".equals(level);
    }

    public boolean isJDK_1_6() {
        return "JDK_1_6".equals(level);
    }

    public boolean isJDK_1_7() {
        return "JDK_1_7".equals(level);