LookupOperationContext opCtx;
// execute lookup/getRootDSE operation
opCtx = new LookupOperationContext( session, target, attrIds );
opCtx.addRequestControls( JndiUtils.fromJndiControls( requestControls ) );
OperationManager operationManager = service.getOperationManager();
ClonedServerEntry serverEntry = operationManager.lookup( opCtx );
// clear the request controls and set the response controls
requestControls = EMPTY_CONTROLS;
responseControls = JndiUtils.toJndiControls( opCtx.getResponseControls() );