/** {@inheritDoc} */
@Override
@Nullable
public String apply(@Nullable final ProfileRequestContext input) {
if (input == null) {
return null;
}
final SpringRequestContext springRequestContext =
input.getSubcontext(SpringRequestContext.class, false);
if (springRequestContext == null) {
return null;
}
final RequestContext requestContext = springRequestContext.getRequestContext();
if (requestContext == null) {
return null;
}
final FlowExecutionContext flowExecutionContext = requestContext.getFlowExecutionContext();
if (flowExecutionContext == null) {
return null;
}
if (!flowExecutionContext.isActive()) {
return null;
}
final FlowDefinition flowDefinition = requestContext.getActiveFlow();
final String flowId = flowDefinition.getId();
log.debug("Current flow id is '{}'", flowId);
return flowId;
}
@Override
public void paused(RequestContext context) {
if (isPersistenceContext(context.getActiveFlow())) {
final EntityManager em =
getEntityManager(context.getFlowExecutionContext().getActiveSession());
/*
* we were not be able to determine if entityManager has opened
* connections, then the commit statement is always executed when
* flow is paused
*/
transactionTemplate.execute(
new TransactionCallbackWithoutResult() {
protected void doInTransactionWithoutResult(TransactionStatus status) {
/*
* Commit using the same connection retrieved by hibernate
* lazy load,if exists, otherwise another connection will be
* requested from pool
*/
em.joinTransaction();
}
});
}
super.paused(context);
}
protected void doRender(Map<String, ?> model) throws Exception {
RequestContext context = getRequestContext();
ExternalContext externalContext = context.getExternalContext();
View view = getView();
PortletContext portletContext = (PortletContext) externalContext.getNativeContext();
PortletRequest request = (PortletRequest) externalContext.getNativeRequest();
MimeResponse response = (MimeResponse) externalContext.getNativeResponse();
if (response.getContentType() == null) {
// No Portlet content type specified yet -> use the view-determined type.
// (The Portlet spec requires the content type to be set on the RenderResponse)
String contentType = view.getContentType();
if (contentType != null) {
response.setContentType(contentType);
}
}
request.setAttribute(ViewRendererServlet.VIEW_ATTRIBUTE, view);
request.setAttribute(ViewRendererServlet.MODEL_ATTRIBUTE, model);
request.setAttribute(
org.springframework.web.servlet.support.RequestContext.WEB_APPLICATION_CONTEXT_ATTRIBUTE,
context.getActiveFlow().getApplicationContext());
portletContext
.getRequestDispatcher(DispatcherPortlet.DEFAULT_VIEW_RENDERER_URL)
.include(request, response);
}
