in src/main/java/org/apache/sling/scripting/freemarker/internal/IncludeDirective.java [133:144]
private String dispatch(final RequestDispatcher requestDispatcher, final SlingHttpServletRequest slingHttpServletRequest, final SlingHttpServletResponse slingHttpServletResponse) {
try {
final CaptureResponseWrapper wrapper = new CaptureResponseWrapper(slingHttpServletResponse);
requestDispatcher.include(slingHttpServletRequest, wrapper);
if (!wrapper.isBinaryResponse()) {
return wrapper.getCapturedCharacterResponse();
}
} catch (ServletException | IOException e) {
logger.error("dispatching include failed", e);
}
return null;
}