@SuppressWarnings("deprecation")
public String render(String templatePath, Map<String, Object> templateArgs) // ,
// boolean
// usePublicFields)
{
logger.debug("trying to render " + templatePath);
try {
// keep configuration in session so we can reuse it
if (conf == null) {
logger.debug("create freemarker config");
// create configuration
conf = new freemarker.template.Configuration();
conf.setTemplateExceptionHandler(TemplateExceptionHandler.RETHROW_HANDLER);
List<TemplateLoader> loaders = new ArrayList<TemplateLoader>();
// create template loader
// load templates from MOLGENIS
loaders.add(new ClassTemplateLoader(MolgenisOriginalStyle.class, ""));
// load templates from plugins, can be anywere
// (nb this method is deprecated but I can't see why)
loaders.add(new ClassTemplateLoader());
for (Entry<String, Object> entry : templateArgs.entrySet()) {
Object value = entry.getValue();
if (entry.getKey() != null && entry.getKey().equals("model") && value != null) {
loaders.add(new ClassTemplateLoader(value.getClass()));
// also add superclass because of generated code
loaders.add(new ClassTemplateLoader(value.getClass().getSuperclass()));
}
}
loaders.add(new FileTemplateLoader());
loaders.add(new FileTemplateLoader(new File("/")));
// ClassTemplateLoader loader1 = new ClassTemplateLoader(
// Object.class, "");
// ClassTemplateLoader loader2 = new ClassTemplateLoader(
// getClass().getSuperclass(), "");
MultiTemplateLoader mLoader =
new MultiTemplateLoader(loaders.toArray(new TemplateLoader[loaders.size()]));
conf.setTemplateLoader(mLoader);
logger.debug("created freemarker config");
}
// merge template
conf.addAutoInclude("ScreenViewHelper.ftl");
WidgetFactory.configure(conf);
Template template = conf.getTemplate(templatePath);
StringWriter writer = new StringWriter();
template.process(templateArgs, writer);
writer.close();
return writer.toString();
} catch (TemplateException e) {
logger.error("rendering of template " + templatePath + " failed:");
e.printStackTrace();
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw, true);
e.printStackTrace(pw);
pw.flush();
sw.flush();
return sw.toString().replace("\n", "<br/>");
} catch (IOException e) {
logger.error("rendering of template " + templatePath + " failed:");
e.printStackTrace();
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw, true);
e.printStackTrace(pw);
pw.flush();
sw.flush();
return sw.toString().replace("\n", "<br/>");
}
}
