/** Create naming event from a change control */
private DSEvent createDSEvent(LDAPEntry entry, LDAPEntryChangeControl changeCtrl, Request req)
throws Exception {
DSEvent dsEvent = new DSEvent();
if (debugger.messageEnabled()) {
debugger.message(
"EventService.createDSEvent() - Notifying event " + "to: " + req.getListener());
}
// Get the dn from the entry
String dn = entry.getDN();
dsEvent.setID(dn);
// Get information on the type of change made
int changeType = changeCtrl.getChangeType();
dsEvent.setEventType(changeType);
// Pass the search ID as the event's change info
dsEvent.setSearchID(req.getRequestID());
// set the object class name
String className = entry.getAttribute("objectclass").toString();
dsEvent.setClassName(className);
return dsEvent;
}
/** Process change notification attached as the change control to the message */
protected void processSearchResultMessage(LDAPSearchResult res, Request req) {
LDAPEntry modEntry = res.getEntry();
if (debugger.messageEnabled()) {
debugger.message(
"EventService.processSearchResultMessage() - " + "Changed " + modEntry.getDN());
}
/* Get any entry change controls. */
LDAPControl[] ctrls = res.getControls();
// Can not create event without change control
if (ctrls == null) {
Exception ex =
new Exception("EventService - Cannot create " + "NamingEvent, no change control info");
dispatchException(ex, req);
} else {
// Multiple controls might be in the message
for (int i = 0; i < ctrls.length; i++) {
LDAPEntryChangeControl changeCtrl = null;
if (ctrls[i].getType() == LDAPControl.LDAP_ENTRY_CHANGE_CONTROL) {
changeCtrl = (LDAPEntryChangeControl) ctrls[i];
if (debugger.messageEnabled()) {
debugger.message(
"EventService."
+ "processSearchResultMessage() changeCtrl = "
+ changeCtrl.toString());
}
// Can not create event without change control
if (changeCtrl.getChangeType() == -1) {
Exception ex =
new Exception(
"EventService - Cannot " + "create NamingEvent, no change control info");
dispatchException(ex, req);
}
// Convert control into a DSEvent and dispatch to listeners
try {
DSEvent event = createDSEvent(modEntry, changeCtrl, req);
dispatchEvent(event, req);
} catch (Exception ex) {
dispatchException(ex, req);
}
}
}
}
}