OpenStack Study: types.py

**** CubicPower OpenStack Study ****

# Copyright 2012 Red Hat, 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 cinder.api import common

**** CubicPower OpenStack Study ****

class ViewBuilder(common.ViewBuilder):

**** CubicPower OpenStack Study ****

    def show(self, request, volume_type, brief=False):

        """Trim away extraneous volume type attributes."""

        trimmed = dict(id=volume_type.get('id'),

                       name=volume_type.get('name'),

                       extra_specs=volume_type.get('extra_specs'))

        return trimmed if brief else dict(volume_type=trimmed)

**** CubicPower OpenStack Study ****

    def index(self, request, volume_types):

        """Index over trimmed volume types."""

        volume_types_list = [self.show(request, volume_type, True)

                             for volume_type in volume_types]

        return dict(volume_types=volume_types_list)