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using System;
using Novell.Directory.Ldap;
using Novell.Directory.Ldap.Extensions;
using Novell.Directory.Ldap.Rfc2251;
namespace Novell.Directory.Ldap.Utilclass
{
/// <summary>
/// Takes an LdapExtendedResponse and returns an object
/// (that implements the base class ParsedExtendedResponse)
/// based on the OID.
///
/// <p>You can then call methods defined in the child
/// class to parse the contents of the response. The methods available
/// depend on the child class. All child classes inherit from the
/// ParsedExtendedResponse.</p>
///
/// </summary>
public class ExtResponseFactory
{
/// <summary> Used to Convert an RfcLdapMessage object to the appropriate
/// LdapExtendedResponse object depending on the operation being performed.
///
/// </summary>
/// <param name="inResponse"> The LdapExtendedReponse object as returned by the
/// extendedOperation method in the LdapConnection object.
/// </param>
/// <returns> An object of base class LdapExtendedResponse. The actual child
/// class of this returned object depends on the operation being
/// performed.
/// </returns>
static public LdapExtendedResponse convertToExtendedResponse(RfcLdapMessage inResponse)
{
LdapExtendedResponse tempResponse = new LdapExtendedResponse(inResponse);
// Get the oid stored in the Extended response
System.String inOID = tempResponse.ID;
RespExtensionSet regExtResponses = LdapExtendedResponse.RegisteredResponses;
try
{
System.Type extRespClass = regExtResponses.findResponseExtension(inOID);
if (extRespClass == null)
{
return tempResponse;
}
System.Type[] argsClass = new System.Type[]{typeof(RfcLdapMessage)};
System.Object[] args = new System.Object[]{inResponse};
System.Exception ex;
try
{
System.Reflection.ConstructorInfo extConstructor = extRespClass.GetConstructor(argsClass);
try
{
System.Object resp = null;
resp = extConstructor.Invoke(args);
return (LdapExtendedResponse) resp;
}
catch (System.UnauthorizedAccessException e)
{
ex = e;
}
catch (System.Reflection.TargetInvocationException e)
{
ex = e;
}
catch (System.Exception e)
{
// Could not create the ResponseControl object
// All possible exceptions are ignored. We fall through
// and create a default LdapControl object
ex = e;
}
}
catch (System.MethodAccessException e)
{
// bad class was specified, fall through and return a
// default LdapExtendedResponse object
ex = e;
}
}
catch (System.FieldAccessException e)
{
}
// If we get here we did not have a registered extendedresponse
// for this oid. Return a default LdapExtendedResponse object.
return tempResponse;
}
}
}
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