private DaemonFactory() {
for (IDaemon.Factory factory : DaemonFactory.factoryLoader) {
for (IDaemon daemon : factory.getDaemons()) {
daemons.put(daemon.getType(), daemon);
}
}
}
@Override
public Collection<IDaemon> getDaemons() {
List<IModel> models = ModelManagerFactory.getCurrent().findActiveModels();
if (!models.isEmpty()) {
Set<String> ids = CollectionUtils.newSet();
List<IDaemon> daemons = CollectionUtils.newList();
for (IModel model : models) {
// Compute and store the model dependent daemons in model for faster lookup
List<IDaemon> modelDependentDaemons;
synchronized (model) {
modelDependentDaemons =
(List<IDaemon>) model.getRuntimeAttribute(CACHED_DAEMON_FACTORY);
if (modelDependentDaemons == null) {
modelDependentDaemons = CollectionUtils.newList();
for (Iterator i = model.getAllTriggerTypes(); i.hasNext(); ) {
ITriggerType type = (ITriggerType) i.next();
if (type.isPullTrigger()) {
modelDependentDaemons.add(new TriggerDaemon(type));
}
}
model.setRuntimeAttribute(CACHED_DAEMON_FACTORY, modelDependentDaemons);
}
}
// Compute union of all daemons
// This always has to be computed as the daemons of a model might change
// if new model version is deployed
for (IDaemon daemon : modelDependentDaemons) {
String type = daemon.getType();
if (!ids.contains(type)) {
daemons.add(daemon);
ids.add(type);
}
}
}
return daemons;
}
return Collections.emptyList();
}