// Constructor
public PSearchEventSource(
LdapConnection conn,
string searchBase,
int scope,
string filter,
string[] attrs,
bool typesOnly,
LdapSearchConstraints constraints,
LdapEventType eventchangetype,
bool changeonly
)
{
// validate the input arguments
if ((conn == null)
|| (searchBase == null)
|| (filter == null)
|| (attrs == null))
{
throw new ArgumentException("Null argument specified");
}
mConnection = conn;
mSearchBase = searchBase;
mScope = scope;
mFilter = filter;
mAttrs = attrs;
mTypesOnly = typesOnly;
mEventChangeType = eventchangetype;
// make things ready for starting a search operation
if (constraints == null)
{
mSearchConstraints = new LdapSearchConstraints();
}
else
{
mSearchConstraints = constraints;
}
//Create the persistent search control
LdapPersistSearchControl psCtrl =
new LdapPersistSearchControl((int)eventchangetype,// any change
changeonly, //only get changes
true, //return entry change controls
true); //control is critcal
// add the persistent search control to the search constraints
mSearchConstraints.setControls(psCtrl);
}
// TODO: why type is ANY..?
public SearchReferralEventArgs(LdapMessage sourceMessage,
EventClassifiers aClassification,
LdapEventType aType)
: base(sourceMessage, EventClassifiers.CLASSIFICATION_LDAP_PSEARCH,
LdapEventType.LDAP_PSEARCH_ANY)
{
}
public SearchReferralEventArgs(LdapMessage sourceMessage,
EventClassifiers aClassification,
LdapEventType aType)
: base(sourceMessage, EventClassifiers.CLASSIFICATION_LDAP_PSEARCH,
LdapEventType.LDAP_PSEARCH_ANY) // TODO: why type is ANY..?
{
}
public SearchResultEventArgs(
LdapMessage sourceMessage,
EventClassifiers aClassification,
LdapEventType aType)
: base(sourceMessage, EventClassifiers.ClassificationLdapPsearch, aType)
{
}
public LdapEventArgs(
LdapMessage sourceMessage,
EventClassifiers aClassification,
LdapEventType aType)
: base(sourceMessage, aClassification)
{
eType = aType;
}
public SearchReferralEventArgs(
LdapMessage sourceMessage,
EventClassifiers aClassification,
LdapEventType aType)
: base(sourceMessage, EventClassifiers.ClassificationLdapPsearch,
LdapEventType.LdapPsearchAny) // TODO: why type is ANY..?
{
}
public LdapEventArgs(
LdapMessage sourceMessage,
EventClassifiers aClassification,
LdapEventType aType)
: base(sourceMessage, aClassification)
{
eType = aType;
}
// Constructor
public PSearchEventSource(
LdapConnection conn,
string searchBase,
int scope,
string filter,
string[] attrs,
bool typesOnly,
LdapSearchConstraints constraints,
LdapEventType eventchangetype,
bool changeonly)
{
// validate the input arguments
if (conn == null ||
searchBase == null ||
filter == null ||
attrs == null)
{
throw new ArgumentException("Null argument specified");
}
_mConnection = conn;
_mSearchBase = searchBase;
_mScope = scope;
_mFilter = filter;
_mAttrs = attrs;
_mTypesOnly = typesOnly;
_mEventChangeType = eventchangetype;
// make things ready for starting a search operation
if (constraints == null)
{
_mSearchConstraints = new LdapSearchConstraints();
}
else
{
_mSearchConstraints = constraints;
}
// Create the persistent search control
var psCtrl =
new LdapPersistSearchControl(
(int)eventchangetype, // any change
changeonly, // only get changes
true, // return entry change controls
true); // control is critcal
// add the persistent search control to the search constraints
_mSearchConstraints.SetControls(psCtrl);
} // end of Constructor
protected override bool NotifyEventListeners(LdapMessage sourceMessage,
EventClassifiers aClassification,
int nType)
{
bool bListenersNotified = false;
if (null == sourceMessage)
{
return(bListenersNotified);
}
switch (sourceMessage.Type)
{
case LdapMessage.SEARCH_RESULT_REFERENCE:
if (null != search_referral_event)
{
search_referral_event(this,
new SearchReferralEventArgs(
sourceMessage,
aClassification,
(LdapEventType)nType)
);
bListenersNotified = true;
}
break;
case LdapMessage.SEARCH_RESPONSE:
if (null != search_result_event)
{
LdapEventType changeType = LdapEventType.TYPE_UNKNOWN;
LdapControl[] controls = sourceMessage.Controls;
foreach (LdapControl control in controls)
{
if (control is LdapEntryChangeControl)
{
changeType = (LdapEventType)(((LdapEntryChangeControl)control).ChangeType);
// TODO: Why is this continue here..? (from Java code..)
// TODO: Why are we interested only in the last changeType..?
continue;
}
}
// if no changeType then value is TYPE_UNKNOWN
search_result_event(this,
new SearchResultEventArgs(
sourceMessage,
aClassification,
changeType)
);
bListenersNotified = true;
}
break;
case LdapMessage.SEARCH_RESULT:
// This is a generic LDAP Event
// TODO: Why the type is ANY...? (java code)
NotifyDirectoryListeners(new LdapEventArgs(sourceMessage,
EventClassifiers.CLASSIFICATION_LDAP_PSEARCH,
LdapEventType.LDAP_PSEARCH_ANY));
bListenersNotified = true;
break;
default:
// This seems to be some unknown event.
// Let this be notified to generic DirectoryListeners in the base class...
break;
}
return(bListenersNotified);
}
public SearchResultEventArgs(LdapMessage sourceMessage,
EventClassifiers aClassification,
LdapEventType aType)
: base(sourceMessage, EventClassifiers.CLASSIFICATION_LDAP_PSEARCH, aType)
{
}
