/**
* Returns a list of services matching provided service class/interface. <br>
* </br> <b>CoreServices will be placed at the beginning of the list.</b>
*/
List<ServiceInfo> getServiceInfos(Class serviceClass) {
final LinkedList<ServiceInfo> result = new LinkedList<ServiceInfo>();
for (ServiceInfo serviceInfo : services.values()) {
if (serviceInfo.isInstanceOf(serviceClass)) {
if (serviceInfo.isCoreService()) {
result.addFirst(serviceInfo);
} else {
result.addLast(serviceInfo);
}
}
}
return result;
}
private synchronized void registerService(String serviceName, Object service) {
if (logger.isFinestEnabled()) {
logger.finest("Registering service: '" + serviceName + "'");
}
final ServiceInfo serviceInfo = new ServiceInfo(serviceName, service);
final ServiceInfo currentServiceInfo = services.putIfAbsent(serviceName, serviceInfo);
if (currentServiceInfo != null) {
logger.warning("Replacing " + currentServiceInfo + " with " + serviceInfo);
if (currentServiceInfo.isCoreService()) {
throw new HazelcastException(
"Can not replace a CoreService! Name: "
+ serviceName
+ ", Service: "
+ currentServiceInfo.getService());
}
if (currentServiceInfo.isManagedService()) {
shutdownService((ManagedService) currentServiceInfo.getService(), false);
}
services.put(serviceName, serviceInfo);
}
}
