public boolean deletePreference(IIdentity dpi, PreferenceDetails details) {
CtxIdentifier id = this.registry.getCtxID(details);
if (id == null) {
// preference doesn't exist. can't delete it
logging.debug("Preference :" + details.toString() + "\ndoesn't exist. Aborting deletion");
return false;
}
PreferenceStorer storer = new PreferenceStorer(this.broker);
if (storer.deletePreference(dpi, id)) {
this.registry.deletePreference(details);
storer.storeRegistry(dpi, registry);
return true;
} else {
return false;
}
}
public boolean storePreference(
IIdentity userId, PreferenceDetails details, IPreferenceTreeModel model) {
this.logging.debug("Request to store preference for:" + details.toString());
CtxIdentifier id = this.registry.getCtxID(details);
if (id == null) {
this.logging.debug("Preference doesn't exist in DB. Attempt to store new preference");
// preference doesn't exist. we're going to store new preference in the db
PreferenceStorer storer = new PreferenceStorer(this.broker);
CtxIdentifier newCtxIdentifier =
storer.storeNewPreference(userId, model, this.registry.getNameForNewPreference());
if (newCtxIdentifier == null) {
this.logging.debug("Could not store NEW preference in DB. aborting");
return false;
}
this.logging.debug(
"Successfully stored NEW preference in DB. CtxID: " + newCtxIdentifier.toUriString());
this.registry.addPreference(details, newCtxIdentifier);
this.logging.debug("Successfully added preference details to registry: ");
this.logging.debug("Stored preference for: " + details.toString());
storer.storeRegistry(userId, registry);
this.logging.debug("Successfully stored registry in DB");
this.idToIPreferenceTreeModel.put(newCtxIdentifier, model);
this.logging.debug("Successfully added preference to cache");
} else {
this.logging.debug("Preference exists in DB. Attempt to update existing preference");
PreferenceStorer storer = new PreferenceStorer(this.broker);
if (!storer.storeExisting(userId, id, model)) {
return false;
}
this.logging.debug("Successfully updated preference in DB. CtxID: " + id.toUriString());
this.idToIPreferenceTreeModel.put(id, model);
this.logging.debug("Successfully updated preference cache with new preference");
}
return true;
}
public void deletePreference(
IIdentity dpi,
String serviceType,
ServiceResourceIdentifier serviceID,
String preferenceName) {
PreferenceDetails details = new PreferenceDetails(serviceType, serviceID, preferenceName);
CtxIdentifier id = this.registry.getCtxID(details);
if (id == null) {
// preference doesn't exist. can't delete it
logging.debug(
"Preference "
+ preferenceName
+ " of "
+ serviceType
+ ":"
+ serviceID.toString()
+ "doesn't exist. Aborting deletion");
} else {
PreferenceStorer storer = new PreferenceStorer(this.broker);
storer.deletePreference(dpi, id);
this.registry.deletePreference(details);
storer.storeRegistry(dpi, registry);
}
}
