edu.cornell.mannlib.vitro.webapp.services.freemarker

Interface FreemarkerProcessingService

All Known Implementing Classes:

FreemarkerProcessingServiceImpl

public interface FreemarkerProcessingService

Provide the ability to process a Freemarker template outside of the context of a FreemarkerHttpServlet. The most likely place to use this is when rendering a short view that was invoked through an AJAX call.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	FreemarkerProcessingService.TemplateParsingException Template parser detected a problem.
static class	FreemarkerProcessingService.TemplateProcessingException Indicates a failure to render the given template with the given data.

Method Summary

Modifier and Type	Method and Description
boolean	isTemplateAvailable(String templateName, javax.servlet.http.HttpServletRequest req) Is there an accessible template by this name? The question is asked in the context of the current request, which determines the theme directory.
String	renderTemplate(String templateName, Map<String,Object> map, javax.servlet.http.HttpServletRequest req) Process a Freemarker template with a data map, producing string of HTML.

Method Detail

isTemplateAvailable

boolean isTemplateAvailable(String templateName,
                            javax.servlet.http.HttpServletRequest req)
                     throws FreemarkerProcessingService.TemplateProcessingException

Is there an accessible template by this name? The question is asked in the context of the current request, which determines the theme directory.

Throws:

FreemarkerProcessingService.TemplateProcessingException - If the template is found, but cannot be parsed.

renderTemplate

String renderTemplate(String templateName,
                      Map<String,Object> map,
                      javax.servlet.http.HttpServletRequest req)
               throws FreemarkerProcessingService.TemplateProcessingException

Process a Freemarker template with a data map, producing string of HTML. This is done in the context of the current HttpServletRequest, which provides a wide range of ancillary information, including (but not limited to) theme directory, context path, info on logged-in user, authorizations for the current user, etc., etc.

Throws:

FreemarkerProcessingService.TemplateProcessingException