generateSessionId();
// Load unloaded sessions, if any
try {
//the channel is already running
Cluster cluster = getCluster() ;
// stop remove cluster binding
//wow, how many nested levels of if statements can we have ;)
if(cluster == null) {
Container context = getContainer() ;
if(context != null && context instanceof Context) {
Container host = context.getParent() ;
if(host != null && host instanceof Host) {
cluster = host.getCluster();
if(cluster != null && cluster instanceof CatalinaCluster) {
setCluster((CatalinaCluster) cluster) ;
} else {
Container engine = host.getParent() ;
if(engine != null && engine instanceof Engine) {
cluster = engine.getCluster();
if(cluster != null && cluster instanceof CatalinaCluster) {
setCluster((CatalinaCluster) cluster) ;
}
} else {
cluster = null ;
}
}
}
}
}
if (cluster == null) {
log.error(sm.getString("deltaManager.noCluster", getName()));
return;
} else {
if (log.isInfoEnabled()) {
String type = "unknown" ;
if( cluster.getContainer() instanceof Host){
type = "Host" ;
} else if( cluster.getContainer() instanceof Engine){
type = "Engine" ;
}
log.info(sm.getString("deltaManager.registerCluster", getName(), type, cluster.getClusterName()));
}
}
if (log.isInfoEnabled()) log.info(sm.getString("deltaManager.startClustering", getName()));
//to survice context reloads, as only a stop/start is called, not
// createManager
cluster.registerManager(this);
getAllClusterSessions();
} catch (Throwable t) {
log.error(sm.getString("deltaManager.managerLoad"), t);