static void render()

in log4j-changelog/src/main/java/org/apache/logging/log4j/changelog/exporter/FreeMarkerUtils.java [58:85]

28 lines of code
3 McCabe index (conditional complexity)


    static void render(
            final Path templateDirectory,
            final String templateName,
            final Object templateData,
            final Path outputFile) {
        try {
            final Configuration configuration = createConfiguration(templateDirectory);
            final Template template = configuration.getTemplate(templateName);
            final Path outputFileParent = outputFile.getParent();
            if (outputFileParent != null) {
                Files.createDirectories(outputFileParent);
            }
            try (final BufferedWriter outputFileWriter = Files.newBufferedWriter(
                    outputFile,
                    CharsetUtils.CHARSET,
                    StandardOpenOption.CREATE,
                    StandardOpenOption.TRUNCATE_EXISTING)) {
                template.process(templateData, outputFileWriter);
            }
        } catch (final Exception error) {
            final String message = String.format(
                    "failed rendering template `%s` in directory `%s` to file `%s`",
                    templateName,
                    templateDirectory,
                    outputFile);
            throw new RuntimeException(message, error);
        }
    }