/**
* Performs additional indexing based on the view type associated with the view instance. The
* {@code ViewTypeService} associated with the view type name on the instance is invoked to
* retrieve the parameter key/value pairs from the configured property values, which are then used
* to build up an index used to key the entry
*
* @param propertyValues - property values configured on the view bean definition
* @param id - id (or bean name if id was not set) for the view
*/
protected void indexViewForType(PropertyValues propertyValues, String id) {
String viewTypeName = ViewModelUtils.getStringValFromPVs(propertyValues, "viewTypeName");
if (StringUtils.isBlank(viewTypeName)) {
return;
}
UifConstants.ViewType viewType = ViewType.valueOf(viewTypeName);
ViewTypeService typeService =
KRADServiceLocatorWeb.getViewService().getViewTypeService(viewType);
if (typeService == null) {
// don't do any further indexing
return;
}
// invoke type service to retrieve it parameter name/value pairs
Map<String, String> typeParameters =
typeService.getParametersFromViewConfiguration(propertyValues);
// build the index string from the parameters
String index = buildTypeIndex(typeParameters);
// get the index for the type and add the view entry
ViewTypeDictionaryIndex typeIndex = getTypeIndex(viewType);
typeIndex.put(index, id);
}
/**
* Initializes the view index {@code Map} then iterates through all the beans in the factory that
* implement {@code View}, adding them to the index
*/
protected void buildViewIndicies() {
LOG.info("Starting View Index Building");
viewBeanEntriesById = new HashMap<String, String>();
viewEntriesByType = new HashMap<String, ViewTypeDictionaryIndex>();
viewPools = new HashMap<String, UifViewPool>();
boolean inDevMode =
Boolean.parseBoolean(
ConfigContext.getCurrentContextConfig()
.getProperty(KRADConstants.ConfigParameters.KRAD_DEV_MODE));
ExecutorService executor = Executors.newFixedThreadPool(threadPoolSize);
String[] beanNames = ddBeans.getBeanNamesForType(View.class);
for (final String beanName : beanNames) {
BeanDefinition beanDefinition = ddBeans.getMergedBeanDefinition(beanName);
PropertyValues propertyValues = beanDefinition.getPropertyValues();
String id = ViewModelUtils.getStringValFromPVs(propertyValues, "id");
if (StringUtils.isBlank(id)) {
id = beanName;
}
if (viewBeanEntriesById.containsKey(id)) {
throw new DataDictionaryException(
"Two views must not share the same id. Found duplicate id: " + id);
}
viewBeanEntriesById.put(id, beanName);
indexViewForType(propertyValues, id);
// pre-load views if necessary
if (!inDevMode) {
String poolSizeStr = ViewModelUtils.getStringValFromPVs(propertyValues, "preloadPoolSize");
if (StringUtils.isNotBlank(poolSizeStr)) {
int poolSize = Integer.parseInt(poolSizeStr);
if (poolSize < 1) {
continue;
}
final View view = (View) ddBeans.getBean(beanName);
final UifViewPool viewPool = new UifViewPool();
viewPool.setMaxSize(poolSize);
for (int j = 0; j < poolSize; j++) {
Runnable createView =
new Runnable() {
@Override
public void run() {
viewPool.addViewInstance((View) CopyUtils.copy(view));
}
};
executor.execute(createView);
}
viewPools.put(id, viewPool);
}
}
}
executor.shutdown();
LOG.info("Completed View Index Building");
}
