private void saveTemplates()

in src/main/java/org/apache/struts/annotations/taglib/apt/TagAnnotationProcessor.java [240:275]
30 lines of code
5 McCabe index (conditional complexity)

    private void saveTemplates() {
        // freemarker configuration
        Configuration config = new Configuration(Configuration.VERSION_2_3_31);
        config.setClassForTemplateLoading(getClass(), "");
        config.setObjectWrapper(new DefaultObjectWrapper(Configuration.VERSION_2_3_31));

        try {
            // load template
            Template tagDescription = config.getTemplate("tag-description.ftl");
            Template tagAttributes = config.getTemplate("tag-attributes.ftl");
            String outTemplatesDir = getOption("outTemplatesDir");
            if (outTemplatesDir == null) {
                throw new IllegalArgumentException("outTemplatesDir was not defined!");
            }
            String rootDir = (new File(outTemplatesDir)).getAbsolutePath();
            for (Tag tag : tags.values()) {
                if (tag.isInclude()) {
                    // model
                    HashMap<String, Tag> root = new HashMap<>();
                    root.put("tag", tag);

                    try (BufferedWriter writer = new BufferedWriter(new FileWriter(
                            new File(rootDir, tag.getName() + "-description.html")))) {
                        tagDescription.process(root, writer);
                    }
                    try (BufferedWriter writer = new BufferedWriter(new FileWriter(
                            new File(rootDir, tag.getName() + "-attributes.html")))) {
                        tagAttributes.process(root, writer);
                    }
                }
            }
        } catch (Exception e) {
            // oops we cannot throw checked exceptions
            throw new RuntimeException(e);
        }
    }