private static void runJavaGeneratorMain()

in buildSrc/src/main/java/org/grails/forge/rocker/plugin/RockerTask.java [98:175]
70 lines of code
18 McCabe index (conditional complexity)

    private static void runJavaGeneratorMain(RockerConfiguration ext,
                                             Logger logger,
                                             File templateDir, File outputDir, File classDir) {
        if (ext.getSkip().get()) {
            logger.info("Skip flag is on, will skip goal.");
            return;
        }

        logger.info("Targeting java version " + ext.getJavaVersion().get());

        try {
            JavaGeneratorRunnable jgm = new JavaGeneratorRunnable();

            jgm.getParser().getConfiguration().setTemplateDirectory(templateDir);
            jgm.getGenerator().getConfiguration().setOutputDirectory(outputDir);
            jgm.getGenerator().getConfiguration().setClassDirectory(classDir);
            jgm.setFailOnError(ext.getFailOnError().get());

            // passthru other config
            if (ext.getSuffixRegex().isPresent()) {
                jgm.setSuffixRegex(ext.getSuffixRegex().get());
            }
            RockerOptions rockerOptions = jgm.getParser().getConfiguration().getOptions();
            rockerOptions.setJavaVersion(ext.getJavaVersion().get());
            if (ext.getExtendsClass().isPresent()) {
                rockerOptions.setExtendsClass(ext.getExtendsClass().get());
            }
            if (ext.getExtendsModelClass().isPresent()) {
                rockerOptions.setExtendsModelClass(ext.getExtendsModelClass().get());
            }
            if (ext.getDiscardLogicWhitespace().isPresent()) {
                rockerOptions.setDiscardLogicWhitespace(ext.getDiscardLogicWhitespace().get());
            }
            if (ext.getTargetCharset().isPresent()) {
                rockerOptions.setTargetCharset(ext.getTargetCharset().get());
            }
            if (ext.getOptimize().isPresent()) {
                rockerOptions.setOptimize(ext.getOptimize().get());
            }
            if (ext.getPostProcessing().isPresent()) {
                List<String> postProcessing = ext.getPostProcessing().get();
                if (!postProcessing.isEmpty()) {
                    rockerOptions.setPostProcessing(postProcessing.toArray(new String[0]));
                }
            }
            if (ext.getMarkAsGenerated().isPresent()) {
                rockerOptions.setMarkAsGenerated(ext.getMarkAsGenerated().get());
            }

            jgm.run();

        } catch (Exception e) {
            throw new RockerGradleException(e.getMessage(), e);
        }

        if (!ext.getSkipTouch().get()) {
            String touchFile = ext.getTouchFile().orElse("").get();
            if (touchFile.length() == 0) {
                throw new RockerGradleException(
                        "If skipTouch is equal to false, then "
                                + "touchFile must not be empty");
            }
            if (ext.getTouchFile().isPresent()) {
                File f = new File(touchFile);
                logger.info("Touching file " + f);
                try {
                    if (!f.exists()) {
                        new FileOutputStream(f).close();
                    }
                    if (!f.setLastModified(System.currentTimeMillis())) {
                        throw new IOException("Could not set Last Modified");
                    }
                } catch (IOException e) {
                    logger.debug("Unable to touch file: " + f.getAbsolutePath(), e);
                }
            }
        }
    }