/**
* Invoked on startup. Looks for a single FreeMarkerConfig bean to find the relevant Configuration
* for this factory.
*
* <p>Checks that the template for the default Locale can be found: FreeMarker will check
* non-Locale-specific templates if a locale-specific one is not found.
*
* @see freemarker.cache.TemplateCache#getTemplate
*/
protected void initApplicationContext() throws BeansException {
super.initApplicationContext();
if (getConfiguration() == null) {
FreeMarkerConfig config = autodetectConfiguration();
setConfiguration(config.getConfiguration());
}
checkTemplate();
}
public WidgetView resolve(Object viewName, Locale locale) throws Exception {
if (viewName instanceof String) {
String viewPath = getViewPath((String) viewName);
Template template = freeMarkerConfig.getConfiguration().getTemplate(viewPath, locale);
//
return new DefaultWidgetView(template);
}
//
throw new NullPointerException("WidgetView not found!");
}
public String resolvedAsHtml(Map<String, Object> parameterMap) {
if (parameterMap == null || parameterMap.get("templateContent") == null) {
return null;
}
try {
String templateContent = parameterMap.get("templateContent").toString();
StringWriter writer = new StringWriter();
new freemarker.template.Template(
"", new StringReader(templateContent), freemarkerConfig.getConfiguration())
.process(parameterMap, writer);
return writer.toString();
} catch (Exception e) {
return null;
}
}
@Bean
public freemarker.template.Configuration freeMarkerConfiguration(FreeMarkerConfig configurer) {
if (logger.isDebugEnabled()) logger.debug("");
return configurer.getConfiguration();
}