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QueryForConnectionCallback Delegate

The QueryForConnectionCallback delegate determines whether there is a cached connection available for use.

Namespace:  System.DirectoryServices.Protocols
Assembly:  System.DirectoryServices.Protocols (in System.DirectoryServices.Protocols.dll)

public delegate LdapConnection QueryForConnectionCallback(
	LdapConnection primaryConnection,
	LdapConnection referralFromConnection,
	string newDistinguishedName,
	LdapDirectoryIdentifier identifier,
	NetworkCredential credential,
	long currentUserToken
)

Parameters

primaryConnection
Type: System.DirectoryServices.Protocols.LdapConnection

A LdapConnection object that specifies the primary connection.

referralFromConnection
Type: System.DirectoryServices.Protocols.LdapConnection

A LdapConnection object that specifies the connection that provides the referral.

newDistinguishedName
Type: System.String

A String object that specifies the distinguished name (DN) of the desired entry in the referred server.

identifier
Type: System.DirectoryServices.Protocols.LdapDirectoryIdentifier

A LdapDirectoryIdentifier object that specifies the identifier for the referred LDAP directory.

credential
Type: System.Net.NetworkCredential

A NetworkCredential object that specifies the credentials to pass to the referred server.

currentUserToken
Type: System.Int64

The LUID for the current user.

Return Value

Type: System.DirectoryServices.Protocols.LdapConnection
A cached LdapConnection is returned, if there is one available. If no cached connection is available, NULL is returned.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4
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