/**
* Retrieves post metadata for the quickfinder component with the given id and if a callback
* method has been configured, invokes that callback method.
*
* @param form form instance containing the model data
* @param request http request object being handled
* @param quickfinderId id for the quickfinder component that triggered the lookup we are
* returning from
*/
protected void invokeQuickfinderCallback(
UifFormBase form, final HttpServletRequest request, final String quickfinderId) {
String callbackMethodToCall =
(String)
form.getViewPostMetadata()
.getComponentPostData(
quickfinderId, UifConstants.PostMetadata.QUICKFINDER_CALLBACK_METHOD_TO_CALL);
MethodInvokerConfig callbackMethod =
(MethodInvokerConfig)
form.getViewPostMetadata()
.getComponentPostData(
quickfinderId, UifConstants.PostMetadata.QUICKFINDER_CALLBACK_METHOD);
if (StringUtils.isBlank(callbackMethodToCall) && (callbackMethod == null)) {
return;
}
if (callbackMethod == null) {
callbackMethod = new MethodInvokerConfig();
}
// get additional parameters to be passed to the callback method
Map<String, String> callbackContext =
(Map<String, String>)
form.getViewPostMetadata()
.getComponentPostData(
quickfinderId, UifConstants.PostMetadata.QUICKFINDER_CALLBACK_CONTEXT);
// if target class or object not set, use view helper service
if ((callbackMethod.getTargetClass() == null) && (callbackMethod.getTargetObject() == null)) {
callbackMethod.setTargetObject(form.getViewHelperService());
}
callbackMethod.setTargetMethod(callbackMethodToCall);
Object[] arguments = new Object[3];
arguments[0] = form;
arguments[1] = quickfinderId;
arguments[2] = callbackContext;
callbackMethod.setArguments(arguments);
final MethodInvokerConfig methodToInvoke = callbackMethod;
Runnable runnable =
new Runnable() {
@Override
public void run() {
try {
methodToInvoke.prepare();
methodToInvoke.invoke();
} catch (Exception e) {
throw new RuntimeException(
"Error invoking callback method for quickfinder: " + quickfinderId, e);
}
}
};
ViewLifecycle.encapsulateLifecycle(
form.getView(), form, form.getViewPostMetadata(), null, request, runnable);
}
/**
* Handles the refresh call by checking the request parameters and delegating out to helper
* methods.
*
* <p>{@inheritDoc}
*/
@Override
public ModelAndView refresh(UifFormBase form) {
HttpServletRequest request = form.getRequest();
if (request.getParameterMap().containsKey(UifParameters.MESSAGE_TO_DISPLAY)) {
String messageToDisplay = request.getParameter(UifParameters.MESSAGE_TO_DISPLAY);
if (StringUtils.isNotBlank(messageToDisplay)) {
GlobalVariables.getMessageMap()
.putErrorForSectionId(KRADConstants.GLOBAL_ERRORS, messageToDisplay);
}
}
if (request.getParameterMap().containsKey(UifParameters.REFRESH_STATUS)) {
String refreshStatus = request.getParameter(UifParameters.REFRESH_STATUS);
// if the return URL reported an error, do not continue with the refresh call
if (UifConstants.RefreshStatus.ERROR.equals(refreshStatus)) {
return getModelAndViewService().getModelAndView(form);
}
}
String refreshCallerType = "";
if (request.getParameterMap().containsKey(KRADConstants.REFRESH_CALLER_TYPE)) {
refreshCallerType = request.getParameter(KRADConstants.REFRESH_CALLER_TYPE);
}
if (StringUtils.equals(refreshCallerType, UifConstants.RefreshCallerTypes.MULTI_VALUE_LOOKUP)) {
processMultiValueReturn(form, request);
}
if (request.getParameterMap().containsKey(KRADConstants.REFERENCES_TO_REFRESH)) {
final String referencesToRefresh = request.getParameter(KRADConstants.REFERENCES_TO_REFRESH);
Runnable runnable =
new Runnable() {
@Override
public void run() {
ViewLifecycle.getHelper().refreshReferences(referencesToRefresh);
}
};
ViewLifecycle.encapsulateLifecycle(
form.getView(), form, form.getViewPostMetadata(), null, request, runnable);
}
if (request.getParameterMap().containsKey(UifParameters.QUICKFINDER_ID)) {
String quickfinderId = request.getParameter(UifParameters.QUICKFINDER_ID);
setFocusJumpFromQuickfinder(form, quickfinderId);
invokeQuickfinderCallback(form, request, quickfinderId);
}
return getModelAndViewService().getModelAndView(form);
}
private void changeTheme(UifFormBase form) {
String theme = ((KradSampleAppForm) form).getThemeName();
if (theme != null) {
ViewTheme newTheme =
(ViewTheme) (KRADServiceLocatorWeb.getDataDictionaryService().getDictionaryBean(theme));
if (newTheme != null) {
form.getView().setTheme(newTheme);
}
}
}
/**
* Changes the view to readOnly and returns.
*
* @param uifForm
* @param result
* @param request
* @param response
* @return readOnly View
*/
@RequestMapping(method = RequestMethod.POST, params = "methodToCall=makeReadOnly")
public ModelAndView makeReadOnly(
@ModelAttribute("KualiForm") UifFormBase uifForm,
BindingResult result,
HttpServletRequest request,
HttpServletResponse response) {
// set View to readOnly
uifForm.getView().setReadOnly(true);
return getUIFModelAndView(uifForm);
}
/**
* Handles the return from a multi-value lookup, processing any select line values and invoking
* the configured view helper service to create the lines for those values in the model
* collection.
*
* <p>There are two supported strategies for returning the selected lines. One, if the lookup view
* and the caller are within the same application container, Springs input flash map is used. If
* however, the lookup view is outside the caller, then just a standard request parameter is used.
*
* @param form form instance containing the model data
* @param request http request object being handled
*/
protected void processMultiValueReturn(final UifFormBase form, HttpServletRequest request) {
final String lookupCollectionId = request.getParameter(UifParameters.LOOKUP_COLLECTION_ID);
final String lookupCollectionName = request.getParameter(UifParameters.LOOKUP_COLLECTION_NAME);
if (StringUtils.isBlank(lookupCollectionName)) {
throw new RuntimeException(
"Lookup collection name is required for processing multi-value lookup results");
}
final String multiValueReturnFields =
request.getParameter(UifParameters.MULIT_VALUE_RETURN_FILEDS);
String selectedLineValuesParam = request.getParameter(UifParameters.SELECTED_LINE_VALUES);
String flashMapSelectedLineValues = "";
if (RequestContextUtils.getInputFlashMap(request) != null) {
flashMapSelectedLineValues =
(String)
RequestContextUtils.getInputFlashMap(request).get(UifParameters.SELECTED_LINE_VALUES);
}
if (!StringUtils.isBlank(flashMapSelectedLineValues)) {
selectedLineValuesParam = flashMapSelectedLineValues;
}
final String selectedLineValues = selectedLineValuesParam;
Runnable runnable =
new Runnable() {
@Override
public void run() {
// invoked view helper to populate the collection from lookup results
ViewLifecycle.getHelper()
.processMultipleValueLookupResults(
form,
lookupCollectionId,
lookupCollectionName,
multiValueReturnFields,
selectedLineValues);
}
};
ViewLifecycle.encapsulateLifecycle(
form.getView(), form, form.getViewPostMetadata(), null, request, runnable);
}
