text: # vim: tabstop=4 shiftwidth=4 softtabstop=4
  
  # Copyright 2013 VMware, Inc.
  # All Rights Reserved
  #
  #    Licensed under the Apache License, Version 2.0 (the "License"); you may
  #    not use this file except in compliance with the License. You may obtain
  #    a copy of the License at
  #
  #         http://www.apache.org/licenses/LICENSE-2.0
  #
  #    Unless required by applicable law or agreed to in writing, software
  #    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  #    License for the specific language governing permissions and limitations
  #    under the License.
  
  from neutron.openstack.common import log
  
  LOG = log.getLogger(__name__)
  MAX_DISPLAY_NAME_LEN = 40
  
  
  def check_and_truncate(display_name):
      if display_name and len(display_name) > MAX_DISPLAY_NAME_LEN:
          LOG.debug(_("Specified name:'%s' exceeds maximum length. "
                      "It will be truncated on NVP"), display_name)
          return display_name[:MAX_DISPLAY_NAME_LEN]
      return display_name or ''
  