/** Load all the deployment units out of the store. Called on start-up. */
public void loadAll() {
final ArrayList<ProcessConfImpl> loaded = new ArrayList<ProcessConfImpl>();
exec(
new Callable<Object>() {
public Object call(ConfStoreConnection conn) {
Collection<DeploymentUnitDAO> dus = conn.getDeploymentUnits();
for (DeploymentUnitDAO du : dus)
try {
loaded.addAll(load(du));
} catch (Exception ex) {
__log.error("Error loading DU from store: " + du.getName(), ex);
}
return null;
}
});
// Dispatch DISABLED, RETIRED and ACTIVE events in that order
Collections.sort(
loaded,
new Comparator<ProcessConf>() {
public int compare(ProcessConf o1, ProcessConf o2) {
return stateValue(o1.getState()) - stateValue(o2.getState());
}
int stateValue(ProcessState state) {
if (ProcessState.DISABLED.equals(state)) return 0;
if (ProcessState.RETIRED.equals(state)) return 1;
if (ProcessState.ACTIVE.equals(state)) return 2;
throw new IllegalStateException("Unexpected process state: " + state);
}
});
for (ProcessConfImpl p : loaded) {
try {
fireStateChange(p.getProcessId(), p.getState(), p.getDeploymentUnit().getName());
} catch (Exception except) {
__log.error(
"Error while activating process: pid="
+ p.getProcessId()
+ " package="
+ p.getDeploymentUnit().getName(),
except);
}
}
}
public Collection<QName> undeploy(final String duName) {
try {
exec(
new Callable<Collection<QName>>() {
public Collection<QName> call(ConfStoreConnection conn) {
DeploymentUnitDAO dudao = conn.getDeploymentUnit(duName);
if (dudao != null) dudao.delete();
return null;
}
});
} catch (Exception ex) {
__log.error(
"Error synchronizing with data store; " + duName + " may be reappear after restart!");
}
Collection<QName> undeployed = Collections.emptyList();
DeploymentUnitDir du;
_rw.writeLock().lock();
try {
du = _deploymentUnits.remove(duName);
if (du != null) {
undeployed = toPids(du.getProcessNames(), du.getVersion());
}
for (QName pn : undeployed) {
fireEvent(new ProcessStoreEvent(ProcessStoreEvent.Type.UNDEPLOYED, pn, du.getName()));
__log.info(__msgs.msgProcessUndeployed(pn));
}
_processes.keySet().removeAll(undeployed);
} finally {
_rw.writeLock().unlock();
}
return undeployed;
}
