package er.persistentsessionstorage;
import org.apache.log4j.Logger;
import com.webobjects.appserver.WOApplication;
import com.webobjects.appserver.WOSession;
import com.webobjects.appserver.WOSessionStore;
import com.webobjects.foundation.NSNotification;
import com.webobjects.foundation.NSNotificationCenter;
import com.webobjects.foundation.NSSelector;
import er.extensions.ERXFrameworkPrincipal;
public class ERPersistentSessionStorage extends ERXFrameworkPrincipal {
public static final Class<?>[] REQUIRES = new Class[] {};
protected static volatile ERPersistentSessionStorage sharedInstance;
private static final Logger log = Logger.getLogger(ERPersistentSessionStorage.class);
// Registers the class as the framework principal
static {
log.debug("Static Initializer for ERR2d2w");
setUpFrameworkPrincipalClass(ERPersistentSessionStorage.class);
}
public static ERPersistentSessionStorage sharedInstance() {
if (sharedInstance == null) {
synchronized (ERPersistentSessionStorage.class) {
if (sharedInstance == null) {
sharedInstance = sharedInstance(ERPersistentSessionStorage.class);
}
}
}
return sharedInstance;
}
@Override
public void finishInitialization() {
log.info("Initializing persistent session store.");
WOSessionStore store = new ERPersistentSessionStore();
//Create the persistent session store
WOApplication.application().setSessionStore(store);
//Set up notifications for newly created sessions
NSNotificationCenter nc = NSNotificationCenter.defaultCenter();
NSSelector<Void> sel = new NSSelector<Void>("enableSessionDistribution", new Class[] {NSNotification.class});
nc.addObserver(this, sel, WOSession.SessionDidCreateNotification, null);
}
/**
* Sets distribution enabled on new sessions
* @param n a session created notification
*/
public void enableSessionDistribution(NSNotification n) {
WOSession session = (WOSession) n.object();
session.setDistributionEnabled(true);
}
}