public void register(ProcessConf conf) {
if (conf == null)
throw new NullPointerException("must specify non-null process configuration.");
__log.debug("register: " + conf.getProcessId());
// Ok, IO out of the way, we will mod the server state, so need to get a
// lock.
// If the process is already active, do nothing.
if (_registeredProcesses.containsKey(conf.getProcessId())) {
__log.debug(
"skipping doRegister" + conf.getProcessId() + ") -- process is already registered");
return;
}
__log.debug("Registering process " + conf.getProcessId() + " with server.");
ODEProcess process = new ODEProcess(this, conf, null, _myRoleMexCache);
for (Endpoint e : process.getServiceNames()) {
__log.debug("Register process: serviceId=" + e + ", process=" + process);
// Get the list of processes associated with the given service
List<ODEProcess> processes = _serviceMap.get(e.serviceName);
if (processes == null) {
// Create an empty list, if no processes were associated
_serviceMap.put(e.serviceName, processes = new ArrayList<ODEProcess>());
}
// Remove any older version of the process from the list
for (int i = 0; i < processes.size(); i++) {
ODEProcess cachedVersion = processes.get(i);
__log.debug(
"cached version "
+ cachedVersion.getPID()
+ " vs registering version "
+ process.getPID());
if (cachedVersion.getProcessType().equals(process.getProcessType())) {
processes.remove(cachedVersion);
}
}
// Add the given process to the list associated with the given service
processes.add(process);
}
process.activate(_contexts);
_registeredProcesses.put(process.getPID(), process);
if (_dehydrationPolicy == null) process.hydrate();
__log.info(__msgs.msgProcessRegistered(conf.getProcessId()));
}
public void run() {
__log.debug("Starting process definition reaper thread.");
long pollingTime = 10000;
try {
while (true) {
Thread.sleep(pollingTime);
// Copying the runnning process list to avoid synchronizatMessageExchangeInterion
// problems and a potential mess if a policy modifies the list
List<ODEProcess> candidates = new ArrayList<ODEProcess>(_registeredProcesses.values());
CollectionsX.remove_if(
candidates,
new MemberOfFunction<ODEProcess>() {
public boolean isMember(ODEProcess o) {
return !o.hintIsHydrated();
}
});
// And the happy winners are...
List<ODEProcess> ripped = _dehydrationPolicy.markForDehydration(candidates);
// Bye bye
for (ODEProcess process : ripped) {
__log.debug("Dehydrating process " + process.getPID());
process.dehydrate();
}
}
} catch (InterruptedException e) {
__log.info(e);
}
}