/// <summary> Merges two message queues. It appends the current and
/// future contents from another queue to this one.
///
/// After the operation, queue2.getMessageIDs()
/// returns an empty array, and its outstanding responses
/// have been removed and appended to this queue.
///
/// </summary>
/// <param name="queue2"> The queue that is merged from. Following
/// the merge, this queue object will no
/// longer receive any data, and calls made
/// to its methods will fail with a RuntimeException.
/// The queue can be reactivated by using it in an
/// Ldap request, after which it will receive responses
/// for that request..
/// </param>
public virtual void merge(LdapMessageQueue queue2)
{
LdapResponseQueue q = (LdapResponseQueue)queue2;
agent.merge(q.MessageAgent);
return;
}
/// <summary> Asynchronously renames an existing entry in the directory, using the
/// specified constraints.
///
/// </summary>
/// <param name="dn"> The current distinguished name of the entry.
///
/// </param>
/// <param name="newRdn"> The new relative distinguished name for the entry.
///
/// </param>
/// <param name="deleteOldRdn"> If true, the old name is not retained as an
/// attribute value. If false, the old name is
/// retained as an attribute value.
///
/// </param>
/// <param name="queue"> The queue for messages returned from a server in
/// response to this request. If it is null, a
/// queue object is created internally.
///
/// </param>
/// <param name="cons"> The constraints specific to the operation.
///
/// </param>
/// <exception> LdapException A general exception which includes an error
/// message and an Ldap error code.
/// </exception>
public virtual LdapResponseQueue Rename(System.String dn, System.String newRdn, bool deleteOldRdn, LdapResponseQueue queue, LdapConstraints cons)
{
return Rename(dn, newRdn, null, deleteOldRdn, queue, cons);
}
/// <summary> Asynchronously makes a set of changes to an existing entry in the
/// directory, using the specified constraints and queue.
///
/// For example, this modify method can change attribute values, add new
/// attribute values, or remove existing attribute values.
///
/// Because the server applies all changes in an LdapModification array
/// atomically, the application can expect that no changes
/// have been performed if an error is returned.
/// If the request fails with {@link LdapException.CONNECT_ERROR},
/// it is indeterminate whether or not the server made the modifications.
///
/// </summary>
/// <param name="dn"> The distinguished name of the entry to modify.
///
/// </param>
/// <param name="mods"> The changes to be made to the entry.
///
/// </param>
/// <param name="queue"> The queue for messages returned from a server in
/// response to this request. If it is null, a
/// queue object is created internally.
///
/// </param>
/// <param name="cons"> Constraints specific to the operation.
///
/// </param>
/// <exception> LdapException A general exception which includes an error
/// message and an Ldap error code.
/// </exception>
public virtual LdapResponseQueue Modify(System.String dn, LdapModification[] mods, LdapResponseQueue queue, LdapConstraints cons)
{
if ((System.Object) dn == null)
{
// Invalid DN parameter
throw new System.ArgumentException(ExceptionMessages.DN_PARAM_ERROR);
}
if (cons == null)
cons = defSearchCons;
LdapMessage msg = new LdapModifyRequest(dn, mods, cons.getControls());
return SendRequestToServer(msg, cons.TimeLimit, queue, null);
}
/// <summary> Asynchronously makes a set of changes to an existing entry in the
/// directory.
///
/// For example, this modify method can change attribute values, add new
/// attribute values, or remove existing attribute values.
///
/// Because the server applies all changes in an LdapModification array
/// atomically, the application can expect that no changes
/// have been performed if an error is returned.
/// If the request fails with {@link LdapException.CONNECT_ERROR},
/// it is indeterminate whether or not the server made the modifications.
///
/// </summary>
/// <param name="dn"> The distinguished name of the entry to modify.
///
/// </param>
/// <param name="mods"> The changes to be made to the entry.
///
/// </param>
/// <param name="queue"> The queue for messages returned from a server in
/// response to this request. If it is null, a
/// queue object is created internally.
///
/// </param>
/// <exception> LdapException A general exception which includes an error
/// message and an Ldap error code.
/// </exception>
public virtual LdapResponseQueue Modify(System.String dn, LdapModification[] mods, LdapResponseQueue queue)
{
return Modify(dn, mods, queue, defSearchCons);
}
/// <summary> Asynchronously makes a single change to an existing entry in the
/// directory, using the specified constraints and queue.
///
/// For example, this modify method can change the value of an attribute,
/// add a new attribute value, or remove an existing attribute value.
///
/// The LdapModification object specifies both the change to be made
/// and the LdapAttribute value to be changed.
///
/// If the request fails with {@link LdapException.CONNECT_ERROR},
/// it is indeterminate whether or not the server made the modification.
///
/// </summary>
/// <param name="dn"> Distinguished name of the entry to modify.
///
/// </param>
/// <param name="mod"> A single change to be made to the entry.
///
/// </param>
/// <param name="queue"> Handler for messages returned from a server in
/// response to this request. If it is null, a
/// queue object is created internally.
///
/// </param>
/// <param name="cons"> Constraints specific to the operation.
///
/// </param>
/// <exception> LdapException A general exception which includes an error
/// message and an Ldap error code.
/// </exception>
public virtual LdapResponseQueue Modify(System.String dn, LdapModification mod, LdapResponseQueue queue, LdapConstraints cons)
{
LdapModification[] mods = new LdapModification[1];
mods[0] = mod;
return Modify(dn, mods, queue, cons);
}
/*
* Asynchronous Ldap extended request with SearchConstraints
*/
/// <summary> Provides an asynchronous means to access extended, non-mandatory
/// operations offered by a particular Ldapv3 compliant server.
///
/// </summary>
/// <param name="op"> The object which contains (1) an identifier of an extended
/// operation which should be recognized by the particular Ldap
/// server this client is connected to and (2) an operation-
/// specific sequence of octet strings or BER-encoded values.
///
/// </param>
/// <param name="queue"> The queue for messages returned from a server in
/// response to this request. If it is null, a queue
/// object is created internally.
///
/// </param>
/// <param name="cons"> The constraints specific to this operation.
///
/// </param>
/// <returns> An operation-specific object, containing an ID and either an
/// octet string or BER-encoded values.
///
/// </returns>
/// <exception> LdapException A general exception which includes an error
/// message and an Ldap error code.
/// </exception>
public virtual LdapResponseQueue ExtendedOperation(LdapExtendedOperation op, LdapConstraints cons, LdapResponseQueue queue)
{
// Use default constraints if none-specified
if (cons == null)
cons = defSearchCons;
LdapMessage msg = MakeExtendedOperation(op, cons);
return SendRequestToServer(msg, cons.TimeLimit, queue, null);
}
public virtual LdapResponseQueue Bind(int version, System.String dn, sbyte[] passwd, LdapResponseQueue queue, LdapConstraints cons)
{
int msgId;
BindProperties bindProps;
if (cons == null)
cons = defSearchCons;
if ((System.Object) dn == null)
{
dn = "";
}
else
{
dn = dn.Trim();
}
if (passwd == null)
passwd = new sbyte[]{};
bool anonymous = false;
if (passwd.Length == 0)
{
anonymous = true; // anonymous, passwd length zero with simple bind
dn = ""; // set to null if anonymous
}
LdapMessage msg = new LdapBindRequest(version, dn, passwd, cons.getControls());
msgId = msg.MessageID;
bindProps = new BindProperties(version, dn, "simple", anonymous, null, null);
// For bind requests, if not connected, attempt to reconnect
if (!conn.Connected)
{
if ((System.Object) conn.Host != null)
{
conn.connect(conn.Host, conn.Port);
}
else
{
throw new LdapException(ExceptionMessages.CONNECTION_IMPOSSIBLE, LdapException.CONNECT_ERROR, null);
}
}
// The semaphore is released when the bind response is queued.
conn.acquireWriteSemaphore(msgId);
return SendRequestToServer(msg, cons.TimeLimit, queue, bindProps);
}
/// <summary> Sends an Ldap request to a directory server.
///
/// The specified the Ldap request is sent to the directory server
/// associated with this connection. An Ldap request object is an
/// {@link LdapMessage} with the operation type set to one of the request
/// types. You can build a request by using the request classes found in this
/// package
///
/// You should note that, since Ldap requests sent to the server
/// using sendRequest are asynchronous, automatic referral following
/// does not apply to these requests.
///
/// </summary>
/// <param name="request">The Ldap request to send to the directory server.
/// </param>
/// <param name="queue"> The queue for messages returned from a server in
/// response to this request. If it is null, a
/// queue object is created internally.
/// </param>
/// <param name="cons"> The constraints that apply to this request
/// </param>
/// <exception> LdapException A general exception which includes an error
/// message and an Ldap error code.
///
/// </exception>
/// <seealso cref="LdapMessage.Type">
/// </seealso>
/// <seealso cref="RfcLdapMessage.isRequest">
/// </seealso>
public virtual LdapMessageQueue SendRequest(LdapMessage request, LdapMessageQueue queue, LdapConstraints cons)
{
if (!request.Request)
{
throw new System.SystemException("Object is not a request message");
}
if (cons == null)
{
cons = defSearchCons;
}
// Get the correct queue for a search request
MessageAgent agent;
LdapMessageQueue myqueue = queue;
if (myqueue == null)
{
agent = new MessageAgent();
if (request.Type == LdapMessage.SEARCH_REQUEST)
{
myqueue = new LdapSearchQueue(agent);
}
else
{
myqueue = new LdapResponseQueue(agent);
}
}
else
{
if (request.Type == LdapMessage.SEARCH_REQUEST)
{
agent = queue.MessageAgent;
}
else
{
agent = queue.MessageAgent;
}
}
try
{
agent.sendMessage(conn, request, cons.TimeLimit, myqueue, null);
}
catch (LdapException lex)
{
throw lex;
}
return myqueue;
}
/// <summary> Asynchronously compares an attribute value with one in the directory,
/// using the specified queue and contraints.
///
/// Please note that a successful completion of this command results in
/// one of two status codes: LdapException.COMPARE_TRUE if the entry
/// has the value, and LdapException.COMPARE_FALSE if the entry
/// does not have the value or the attribute.
///
/// </summary>
/// <param name="dn"> The distinguished name of the entry containing an
/// attribute to compare.
///
/// </param>
/// <param name="attr"> An attribute to compare.
///
/// </param>
/// <param name="queue"> Handler for messages returned from a server in
/// response to this request. If it is null, a
/// queue object is created internally.
///
/// </param>
/// <param name="cons"> Constraints specific to the operation.
///
/// </param>
/// <exception> LdapException A general exception which includes an error
/// message and an Ldap error code.
///
/// </exception>
/// <seealso cref="LdapException.COMPARE_TRUE">
/// </seealso>
/// <seealso cref="LdapException.COMPARE_FALSE">
/// </seealso>
public virtual LdapResponseQueue Compare(System.String dn, LdapAttribute attr, LdapResponseQueue queue, LdapConstraints cons)
{
if (attr.size() != 1)
{
throw new System.ArgumentException("compare: Exactly one value " + "must be present in the LdapAttribute");
}
if ((System.Object) dn == null)
{
// Invalid parameter
throw new System.ArgumentException("compare: DN cannot be null");
}
if (cons == null)
cons = defSearchCons;
LdapMessage msg = new LdapCompareRequest(dn, attr.Name, attr.ByteValue, cons.getControls());
return SendRequestToServer(msg, cons.TimeLimit, queue, null);
}
/// <summary> Asynchronously compares an attribute value with one in the directory,
/// using the specified queue.
///
/// Please note that a successful completion of this command results in
/// one of two status codes: LdapException.COMPARE_TRUE if the entry
/// has the value, and LdapException.COMPARE_FALSE if the entry
/// does not have the value or the attribute.
///
/// </summary>
/// <param name="dn"> The distinguished name of the entry containing an
/// attribute to compare.
///
/// </param>
/// <param name="attr"> An attribute to compare.
///
/// </param>
/// <param name="queue"> The queue for messages returned from a server in
/// response to this request. If it is null, a
/// queue object is created internally.
///
/// </param>
/// <exception> LdapException A general exception which includes an error
/// message and an Ldap error code.
///
/// </exception>
/// <seealso cref="LdapException.COMPARE_TRUE">
/// </seealso>
/// <seealso cref="LdapException.COMPARE_FALSE">
/// </seealso>
public virtual LdapResponseQueue Compare(System.String dn, LdapAttribute attr, LdapResponseQueue queue)
{
return Compare(dn, attr, queue, defSearchCons);
}
public virtual LdapResponseQueue Bind(int version, System.String dn, sbyte[] passwd, LdapResponseQueue queue, LdapConstraints cons, string mech)
{
int msgId;
BindProperties bindProps;
if (cons == null)
cons = defSearchCons;
if ((System.Object) dn == null)
{
dn = "";
}
else
{
dn = dn.Trim();
}
if (passwd == null)
passwd = new sbyte[]{};
bool anonymous = false;
if (passwd.Length == 0)
{
anonymous = true; // anonymous, passwd length zero with simple bind
dn = ""; // set to null if anonymous
}
LdapMessage msg;
#if TARGET_JVM
if (mech != null)
msg = new LdapBindRequest(version, "", mech, passwd, cons.getControls());
else
#endif
msg = new LdapBindRequest(version, dn, passwd, cons.getControls());
msgId = msg.MessageID;
bindProps = new BindProperties(version, dn, "simple", anonymous, null, null);
// For bind requests, if not connected, attempt to reconnect
if (!conn.Connected)
{
if ((System.Object) conn.Host != null)
{
conn.connect(conn.Host, conn.Port);
}
else
{
throw new LdapException(ExceptionMessages.CONNECTION_IMPOSSIBLE, LdapException.CONNECT_ERROR, null);
}
}
#if TARGET_JVM
// stopping reader to enable stream replace after secure binding is complete, see Connection.ReplaceStreams()
if (mech != null)
{
if (conn.BindSemIdClear) {
// need to acquire a semaphore only if bindSemId is clear
// because if we receive SASL_BIND_IN_PROGRESS the semaphore is not
// released when the response is queued
conn.acquireWriteSemaphore(msgId);
conn.BindSemId = msgId;
}
conn.stopReaderOnReply(msgId);
}
else
#endif
// The semaphore is released when the bind response is queued.
conn.acquireWriteSemaphore(msgId);
return SendRequestToServer(msg, cons.TimeLimit, queue, bindProps);
}
public virtual LdapResponseQueue Bind(int version, System.String dn, sbyte[] passwd, LdapResponseQueue queue)
{
return Bind(version, dn, passwd, queue, defSearchCons, null);
}
/// <summary> Asynchronously adds an entry to the directory, using the specified
/// constraints.
///
/// </summary>
/// <param name="entry"> LdapEntry object specifying the distinguished
/// name and attributes of the new entry.
///
/// </param>
/// <param name="queue"> Handler for messages returned from a server in
/// response to this request. If it is null, a
/// queue object is created internally.
///
/// </param>
/// <param name="cons"> Constraints specific to the operation.
///
/// </param>
/// <exception> LdapException A general exception which includes an error
/// message and an Ldap error code.
/// </exception>
public virtual LdapResponseQueue Add(LdapEntry entry, LdapResponseQueue queue, LdapConstraints cons)
{
if (cons == null)
cons = defSearchCons;
// error check the parameters
if (entry == null)
{
throw new System.ArgumentException("The LdapEntry parameter" + " cannot be null");
}
if ((System.Object) entry.DN == null)
{
throw new System.ArgumentException("The DN value must be present" + " in the LdapEntry object");
}
LdapMessage msg = new LdapAddRequest(entry, cons.getControls());
return SendRequestToServer(msg, cons.TimeLimit, queue, null);
}
/// <summary> Asynchronously adds an entry to the directory.
///
/// </summary>
/// <param name="entry"> LdapEntry object specifying the distinguished
/// name and attributes of the new entry.
///
/// </param>
/// <param name="queue"> Handler for messages returned from a server in
/// response to this request. If it is null, a
/// queue object is created internally.
///
/// </param>
/// <exception> LdapException A general exception which includes an error
/// message and an Ldap error code.
/// </exception>
public virtual LdapResponseQueue Add(LdapEntry entry, LdapResponseQueue queue)
{
return Add(entry, queue, defSearchCons);
}
/**
* Check the queue for a response. If a response has been received,
* print the response information.
*/
private static bool checkForAChange(LdapResponseQueue queue)
{
LdapMessage message;
bool result = true;
try
{
//check if a response has been received so we don't block
//when calling getResponse()
if (queue.isResponseReceived())
{
message = queue.getResponse();
if (message != null)
{
// is the response a search result reference?
if (message is MonitorEventResponse)
{
MonitorEventResponse eventerrorresponse = (MonitorEventResponse) message;
Console.WriteLine("\nError in Registration ResultCode = " + eventerrorresponse.ResultCode);
EdirEventSpecifier[] specifiers = eventerrorresponse.SpecifierList;
for (int i = 0; i < specifiers.Length; i++)
{
Console.WriteLine("Specifier:" + "EventType = " + specifiers[i].EventType);
}
Environment.Exit(-1);
}
// is the response a event response ?
else if ( message is EdirEventIntermediateResponse)
{
Console.WriteLine("Edir Event Occured");
EdirEventIntermediateResponse eventresponse = (EdirEventIntermediateResponse) message;
//process the eventresponse Data, depending on the
// type of response
processEventData(eventresponse.EventResponseDataObject, eventresponse.EventType);
}
// the message is a Unknown response
else
{
Console.WriteLine("UnKnown Message =" + message);
}
}
}
}
catch (LdapException e)
{
Console.WriteLine("Error: " + e.ToString());
result = false;
}
return result;
}
/// <summary> Asynchronously renames an existing entry in the directory, possibly
/// repositioning the entry in the directory.
///
/// </summary>
/// <param name="dn"> The current distinguished name of the entry.
///
/// </param>
/// <param name="newRdn"> The new relative distinguished name for the entry.
///
/// </param>
/// <param name="newParentdn"> The distinguished name of an existing entry which
/// is to be the new parent of the entry.
///
/// </param>
/// <param name="deleteOldRdn"> If true, the old name is not retained as an
/// attribute value. If false, the old name is
/// retained as an attribute value.
///
/// </param>
/// <param name="queue"> The queue for messages returned from a server in
/// response to this request. If it is null, a
/// queue object is created internally.
///
/// </param>
/// <exception> LdapException A general exception which includes an error
/// message and an Ldap error code.
/// </exception>
public virtual LdapResponseQueue Rename(System.String dn, System.String newRdn, System.String newParentdn, bool deleteOldRdn, LdapResponseQueue queue)
{
return Rename(dn, newRdn, newParentdn, deleteOldRdn, queue, defSearchCons);
}
/// <summary> Asynchronously renames an existing entry in the directory, using the
/// specified constraints and possibily repositioning the entry in the
/// directory.
///
/// </summary>
/// <param name="dn"> The current distinguished name of the entry.
///
/// </param>
/// <param name="newRdn"> The new relative distinguished name for the entry.
///
/// </param>
/// <param name="newParentdn"> The distinguished name of an existing entry which
/// is to be the new parent of the entry.
///
/// </param>
/// <param name="deleteOldRdn"> If true, the old name is not retained as an
/// attribute value. If false, the old name is
/// retained as an attribute value.
///
/// </param>
/// <param name="queue"> The queue for messages returned from a server in
/// response to this request. If it is null, a
/// queue object is created internally.
///
/// </param>
/// <param name="cons"> The constraints specific to the operation.
///
/// </param>
/// <exception> LdapException A general exception which includes an error
/// message and an Ldap error code.
/// </exception>
public virtual LdapResponseQueue Rename(System.String dn, System.String newRdn, System.String newParentdn, bool deleteOldRdn, LdapResponseQueue queue, LdapConstraints cons)
{
if ((System.Object) dn == null || (System.Object) newRdn == null)
{
// Invalid DN or RDN parameter
throw new System.ArgumentException(ExceptionMessages.RDN_PARAM_ERROR);
}
if (cons == null)
cons = defSearchCons;
LdapMessage msg = new LdapModifyDNRequest(dn, newRdn, newParentdn, deleteOldRdn, cons.getControls());
return SendRequestToServer(msg, cons.TimeLimit, queue, null);
}
/// <summary> Asynchronously deletes the entry with the specified distinguished name
/// from the directory and returns the results to the specified queue.
///
/// Note: A Delete operation will not remove an entry that contains
/// subordinate entries, nor will it dereference alias entries.
///
/// </summary>
/// <param name="dn"> The distinguished name of the entry to modify.
///
/// </param>
/// <param name="queue"> The queue for messages returned from a server in
/// response to this request. If it is null, a
/// queue object is created internally.
///
/// </param>
/// <exception> LdapException A general exception which includes an error
/// message and an Ldap error code.
///
/// </exception>
public virtual LdapResponseQueue Delete(System.String dn, LdapResponseQueue queue)
{
return Delete(dn, queue, defSearchCons);
}
//*************************************************************************
// helper methods
//*************************************************************************
/// <summary> Locates the appropriate message agent and sends
/// the Ldap request to a directory server.
///
/// </summary>
/// <param name="msg">the message to send
///
/// </param>
/// <param name="timeout">the timeout value
///
/// </param>
/// <param name="queue">the response queue or null
///
/// </param>
/// <returns> the LdapResponseQueue for this request
///
/// </returns>
/// <exception> LdapException A general exception which includes an error
/// message and an Ldap error code.
/// </exception>
private LdapResponseQueue SendRequestToServer(LdapMessage msg, int timeout, LdapResponseQueue queue, BindProperties bindProps)
{
MessageAgent agent;
if (queue == null)
{
agent = new MessageAgent();
queue = new LdapResponseQueue(agent);
}
else
{
agent = queue.MessageAgent;
}
agent.sendMessage(conn, msg, timeout, queue, bindProps);
return queue;
}
/*
* Asynchronous Ldap extended request
*/
/// <summary> Provides an asynchronous means to access extended, non-mandatory
/// operations offered by a particular Ldapv3 compliant server.
///
/// </summary>
/// <param name="op"> The object which contains (1) an identifier of an extended
/// operation which should be recognized by the particular Ldap
/// server this client is connected to and (2) an
/// operation-specific sequence of octet strings
/// or BER-encoded values.
///
/// </param>
/// <param name="queue"> The queue for messages returned from a server in
/// response to this request. If it is null, a queue
/// object is created internally.
///
/// </param>
/// <returns> An operation-specific object, containing an ID and either an octet
/// string or BER-encoded values.
///
/// </returns>
/// <exception> LdapException A general exception which includes an error
/// message and an Ldap error code.
/// </exception>
public virtual LdapResponseQueue ExtendedOperation(LdapExtendedOperation op, LdapResponseQueue queue)
{
return ExtendedOperation(op, defSearchCons, queue);
}
