public void activate() {
triggerManager = new RuleTriggerManager();
if (!isEnabled()) {
logger.info("Rule engine is disabled.");
return;
}
logger.debug("Started rule engine");
// read all rule files
Iterable<String> ruleModelNames = modelRepository.getAllModelNamesOfType("rules");
ArrayList<String> clonedList = Lists.newArrayList(ruleModelNames);
for (String ruleModelName : clonedList) {
EObject model = modelRepository.getModel(ruleModelName);
if (model instanceof RuleModel) {
RuleModel ruleModel = (RuleModel) model;
triggerManager.addRuleModel(ruleModel);
}
}
// register us on all items which are already available in the registry
for (Item item : itemRegistry.getItems()) {
internalItemAdded(item);
}
runStartupRules();
}
public void modelChanged(String modelName, org.openhab.model.core.EventType type) {
if (triggerManager != null) {
if (isEnabled() && modelName.endsWith("rules")) {
RuleModel model = (RuleModel) modelRepository.getModel(modelName);
// remove the rules from the trigger sets
if (type == org.openhab.model.core.EventType.REMOVED
|| type == org.openhab.model.core.EventType.MODIFIED) {
triggerManager.removeRuleModel(model);
}
// add new and modified rules to the trigger sets
if (model != null
&& (type == org.openhab.model.core.EventType.ADDED
|| type == org.openhab.model.core.EventType.MODIFIED)) {
triggerManager.addRuleModel(model);
// now execute all rules that are meant to trigger at startup
runStartupRules();
}
}
}
}
